diff --git a/ImportScolars.py b/ImportScolars.py
index 69a6c62a..d38218f5 100644
--- a/ImportScolars.py
+++ b/ImportScolars.py
@@ -28,10 +28,16 @@
 """ Importation des etudiants à partir de fichiers CSV
 """
 
-import os, sys, time, pdb
+import os
+import sys
+import time
+import pdb
+import collections
+import types
+import re
 
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 import scolars
 import sco_formsemestre
@@ -42,6 +48,15 @@ import sco_news
 from sco_news import NEWS_INSCR, NEWS_NOTE, NEWS_FORM, NEWS_SEM, NEWS_MISC
 from sco_formsemestre_inscriptions import do_formsemestre_inscription_with_modules
 from gen_tables import GenTable
+from sco_exceptions import (
+    AccessDenied,
+    FormatError,
+    ScoException,
+    ScoValueError,
+    ScoInvalidDateError,
+    ScoLockedFormError,
+    ScoGenError,
+)
 
 # format description (relative to Product directory))
 FORMAT_FILE = "misc/format_import_etudiants.txt"
@@ -93,7 +108,7 @@ ADMISSION_MODIFIABLE_FIELDS = (
 def sco_import_format(with_codesemestre=True):
     "returns tuples (Attribut, Type, Table, AllowNulls, Description)"
     r = []
-    for l in open(SCO_SRC_DIR + "/" + FORMAT_FILE):
+    for l in open(scu.SCO_SRC_DIR + "/" + FORMAT_FILE):
         l = l.strip()
         if l and l[0] != "#":
             fs = l.split(";")
@@ -152,10 +167,10 @@ def sco_import_generate_excel_sample(
     titles = []
     titlesStyles = []
     for l in fmt:
-        name = strlower(l[0])
+        name = scu.strlower(l[0])
         if (not with_codesemestre) and name == "codesemestre":
             continue  # pas de colonne codesemestre
-        if only_tables is not None and strlower(l[2]) not in only_tables:
+        if only_tables is not None and scu.strlower(l[2]) not in only_tables:
             continue  # table non demandée
         if name in exclude_cols:
             continue  # colonne exclue
@@ -192,7 +207,7 @@ def sco_import_generate_excel_sample(
                     )
                     l.append(etud["partitionsgroupes"])
                 else:
-                    key = strlower(field).split()[0]
+                    key = scu.strlower(field).split()[0]
                     l.append(etud.get(key, ""))
             lines.append(l)
     else:
@@ -224,7 +239,7 @@ def students_import_excel(
         if formsemestre_id:
             dest = "formsemestre_status?formsemestre_id=%s" % formsemestre_id
         else:
-            dest = REQUEST.URL1
+            dest = context.NotesURL()
         H = [context.sco_header(REQUEST, page_title="Import etudiants")]
         H.append("<ul>")
         for d in diag:
@@ -249,7 +264,7 @@ def scolars_import_excel_file(
     """
     log("scolars_import_excel_file: formsemestre_id=%s" % formsemestre_id)
     cnx = context.GetDBConnexion(autocommit=False)
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     annee_courante = time.localtime()[0]
     always_require_ine = context.get_preference("always_require_ine")
     exceldata = datafile.read()
@@ -265,7 +280,7 @@ def scolars_import_excel_file(
     titles = {}
     fmt = sco_import_format()
     for l in fmt:
-        tit = strlower(l[0]).split()[0]  # titles in lowercase, and take 1st word
+        tit = scu.strlower(l[0]).split()[0]  # titles in lowercase, and take 1st word
         if (
             (not formsemestre_id) or (tit != "codesemestre")
         ) and tit not in exclude_cols:
@@ -274,7 +289,7 @@ def scolars_import_excel_file(
     # log("titles=%s" % titles)
     # remove quotes, downcase and keep only 1st word
     try:
-        fs = [strlower(stripquotes(s)).split()[0] for s in data[0]]
+        fs = [scu.strlower(scu.stripquotes(s)).split()[0] for s in data[0]]
     except:
         raise ScoValueError("Titres de colonnes invalides (ou vides ?)")
     # log("excel: fs='%s'\ndata=%s" % (str(fs), str(data)))
@@ -351,22 +366,22 @@ def scolars_import_excel_file(
                                 % (val, linenum, titleslist[i])
                             )
                 # xxx Ad-hoc checks (should be in format description)
-                if strlower(titleslist[i]) == "sexe":
+                if scu.strlower(titleslist[i]) == "sexe":
                     try:
-                        val = scolars.normalize_sexe(val)
+                        val = scolars.input_civilite(val)
                     except:
                         raise ScoValueError(
-                            "valeur invalide pour 'SEXE' (doit etre 'M' ou 'MME' ou 'H' ou 'F', pas '%s') ligne %d, colonne %s"
+                            "valeur invalide pour 'SEXE' (doit etre 'M', 'F', ou 'MME', 'H', 'X' ou vide, mais pas '%s') ligne %d, colonne %s"
                             % (val, linenum, titleslist[i])
                         )
                 # Excel date conversion:
-                if strlower(titleslist[i]) == "date_naissance":
+                if scu.strlower(titleslist[i]) == "date_naissance":
                     if val:
-                        if re.match("^[0-9]*\.?[0-9]*$", str(val)):
+                        if re.match(r"^[0-9]*\.?[0-9]*$", str(val)):
                             val = sco_excel.xldate_as_datetime(float(val))
                 # INE
                 if (
-                    strlower(titleslist[i]) == "code_ine"
+                    scu.strlower(titleslist[i]) == "code_ine"
                     and always_require_ine
                     and not val
                 ):
@@ -423,7 +438,7 @@ def scolars_import_excel_file(
         log("scolars_import_excel_file: aborting transaction !")
         # Nota: db transaction is sometimes partly commited...
         # here we try to remove all created students
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         for etudid in created_etudids:
             log("scolars_import_excel_file: deleting etudid=%s" % etudid)
             cursor.execute(
@@ -500,11 +515,11 @@ def _import_one_student(
     # Admissions
     args["etudid"] = etudid
     args["annee"] = annee_courante
-    adm_id = scolars.admission_create(cnx, args)
+    _ = scolars.admission_create(cnx, args)
     # Adresse
     args["typeadresse"] = "domicile"
     args["description"] = "(infos admission)"
-    adresse_id = scolars.adresse_create(cnx, args)
+    _ = scolars.adresse_create(cnx, args)
     # Inscription au semestre
     args["etat"] = "I"  # etat insc. semestre
     if formsemestre_id:
@@ -689,7 +704,7 @@ _ADM_PATTERN = re.compile(r"[\W]+", re.UNICODE)  # supprime tout sauf alphanum
 
 
 def adm_normalize_string(s):  # normalize unicode title
-    return suppression_diacritics(_ADM_PATTERN.sub("", s.strip().lower())).replace(
+    return scu.suppression_diacritics(_ADM_PATTERN.sub("", s.strip().lower())).replace(
         "_", ""
     )
 
@@ -729,19 +744,19 @@ def adm_get_fields(titles, formsemestre_id):
 
 
 def adm_convert_text(v):
-    if type(v) == FloatType:
+    if type(v) == types.FloatType:
         return "{:g}".format(v)  # evite "1.0"
     return v
 
 
 def adm_convert_int(v):
-    if type(v) != IntType and not v:
+    if type(v) != types.IntType and not v:
         return None
     return int(float(v))  # accept "10.0"
 
 
 def adm_convert_real(v):
-    if type(v) != FloatType and not v:
+    if type(v) != types.FloatType and not v:
         return None
     return float(v)
 
diff --git a/TrivialFormulator.py b/TrivialFormulator.py
index 788d95da..5cadf929 100644
--- a/TrivialFormulator.py
+++ b/TrivialFormulator.py
@@ -9,7 +9,7 @@
    v 1.2
 """
 
-from types import *
+from types import BooleanType, StringType
 
 
 def TrivialFormulator(
@@ -44,7 +44,7 @@ def TrivialFormulator(
                   -1 cancel (if cancelbutton specified)
          HTML form: html string (form to insert in your web page)
          values: None or, when the form is submitted and correctly filled,
-                 a dictionnary with the requeted values.                 
+                 a dictionnary with the requeted values.
     formdescription: sequence [ (field, description), ... ]
         where description is a dict with following (optional) keys:
           default    : default value for this field ('')
@@ -63,7 +63,7 @@ def TrivialFormulator(
           withcheckbox: if true, place a checkbox at the left of the input
                         elem. Checked items will be returned in 'tf-checked'
           attributes: a liste of strings to put in the HTML form element
-          template: HTML template for element 
+          template: HTML template for element
           HTML elements:
              input_type : 'text', 'textarea', 'password',
                           'radio', 'menu', 'checkbox',
@@ -368,9 +368,6 @@ class TF:
         idx = 0
         for idx in range(len(self.formdescription)):
             (field, descr) = self.formdescription[idx]
-            nextitemname = None
-            if idx < len(self.formdescription) - 2:
-                nextitemname = self.formdescription[idx + 1][0]
             if descr.get("readonly", False):
                 R.append(self._ReadOnlyElement(field, descr))
                 continue
@@ -682,7 +679,6 @@ class TF:
         "Generate HTML for an element, read-only"
         R = []
         title = descr.get("title", field.capitalize())
-        withcheckbox = descr.get("withcheckbox", False)
         input_type = descr.get("input_type", "text")
         klass = descr.get("cssclass", "")
         klass = " " + klass
diff --git a/VERSION.py b/VERSION.py
index 9cd9ccbc..b87455b0 100644
--- a/VERSION.py
+++ b/VERSION.py
@@ -6,10 +6,16 @@ SCOVERSION = "8.00a"
 SCONAME = "ScoDoc"
 
 SCONEWS = """
+<h4>Année 2021</h4>
+<ul>
+<li>Gestion du genre neutre (pas d'affichage de la civilité)</li>
+<li>Diverses corrections (PV de jurys, ...)</li>
+<li>Modernisation du code Python</li>
+</ul>
 <h4>Année 2020</h4>
 <ul>
 <li>Corrections d'erreurs, améliorations saise absences< et affichage bulletins</li>
-<li>Nouveau site <a href="https://scodoc.org">scodoc.org</a> pour la documentation.</li>
+<li>Nouveau site <a href="https://scodoc.org">scodoc.org</a> pour la documentation</li>
 <li>Enregistrement de semestres extérieurs</li>
 <li>Améliorations PV de Jury</li>
 <li>Contributions J.-M. Place: aide au diagnostic problèmes export Apogée
diff --git a/ZAbsences.py b/ZAbsences.py
index 08cef678..c67857c2 100644
--- a/ZAbsences.py
+++ b/ZAbsences.py
@@ -44,20 +44,19 @@ L'API de plus bas niveau est en gros:
 
 """
 
-import urllib
-import datetime
-import jaxml
-import cgi
 import string
 import re
 import time
+import datetime
+import dateutil
+import dateutil.parser
 import calendar
-
-from mx.DateTime import DateTime as mxDateTime
-from mx.DateTime.ISO import ParseDateTimeUTC
+import urllib
+import cgi
+import jaxml
 
 # ---------------
-from sco_zope import *
+from sco_zope import *  # pylint: disable=unused-wildcard-import
 
 # ---------------
 import sco_utils as scu
@@ -1542,8 +1541,8 @@ ou entrez une date pour visualiser les absents un jour donné&nbsp;:
             return scu.log_unknown_etud(self, REQUEST=REQUEST)
         etud = etuds[0]
         # check dates
-        begin_date = ParseDateTimeUTC(begin)  # may raises ValueError
-        end_date = ParseDateTimeUTC(end)
+        begin_date = dateutil.parser.isoparse(begin)  # may raises ValueError
+        end_date = dateutil.parser.isoparse(end)
         if begin_date > end_date:
             raise ValueError("invalid dates")
         #
@@ -1605,7 +1604,7 @@ ou entrez une date pour visualiser les absents un jour donné&nbsp;:
         if tf[0] == 0:
             return "\n".join(H) + tf[1] + self.sco_footer(REQUEST)
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.ScoURL())
         else:
             e = tf[2]["begin"].split("/")
             begin = e[2] + "-" + e[1] + "-" + e[0] + " 00:00:00"
@@ -1866,7 +1865,7 @@ ou entrez une date pour visualiser les absents un jour donné&nbsp;:
 
             return "\n".join(H) + "<br/>" + tf[1] + F + self.sco_footer(REQUEST)
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.ScoURL())
         else:
             n = self._ProcessBilletAbsence(
                 billet, tf[2]["estjust"], tf[2]["description"], REQUEST
diff --git a/ZEntreprises.py b/ZEntreprises.py
index 9df285a1..dd7f5047 100644
--- a/ZEntreprises.py
+++ b/ZEntreprises.py
@@ -296,7 +296,7 @@ class ZEntreprises(
             c[
                 "_date_target"
             ] = "%s/entreprise_contact_edit?entreprise_contact_id=%s" % (
-                REQUEST.URL1,
+                self.EntreprisesURL(),
                 c["entreprise_contact_id"],
             )
             c["entreprise"] = sco_entreprises.do_entreprise_list(
@@ -306,7 +306,7 @@ class ZEntreprises(
                 c["etud"] = self.getEtudInfo(etudid=c["etudid"], filled=1)[0]
                 c["etudnom"] = c["etud"]["nomprenom"]
                 c["_etudnom_target"] = "%s/ficheEtud?etudid=%s" % (
-                    REQUEST.URL1,
+                    self.ScoURL(),
                     c["etudid"],
                 )
             else:
@@ -374,7 +374,7 @@ class ZEntreprises(
             c[
                 "_nomprenom_target"
             ] = "%s/entreprise_correspondant_edit?entreprise_corresp_id=%s" % (
-                REQUEST.URL1,
+                self.EntreprisesURL(),
                 c["entreprise_corresp_id"],
             )
 
@@ -462,7 +462,7 @@ class ZEntreprises(
         )[0]
         link_create_corr = (
             '<a href="%s/entreprise_correspondant_create?entreprise_id=%s">créer un nouveau correspondant</a>'
-            % (REQUEST.URL1, c["entreprise_id"])
+            % (self.EntreprisesURL(), c["entreprise_id"])
         )
         E = sco_entreprises.do_entreprise_list(
             self, args={"entreprise_id": c["entreprise_id"]}
@@ -562,7 +562,7 @@ class ZEntreprises(
                     % entreprise_contact_id
                 )
         elif tf[0] == -1:
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         else:
             etudok = sco_entreprises.do_entreprise_check_etudiant(
                 self, tf[2]["etudiant"]
@@ -572,8 +572,8 @@ class ZEntreprises(
             else:
                 tf[2].update({"etudid": etudok[1]})
                 sco_entreprises.do_entreprise_contact_edit(self, tf[2])
-                REQUEST.RESPONSE.redirect(
-                    REQUEST.URL1
+                return REQUEST.RESPONSE.redirect(
+                    self.EntreprisesURL()
                     + "/entreprise_contact_list?entreprise_id="
                     + str(c["entreprise_id"])
                 )
@@ -680,15 +680,15 @@ class ZEntreprises(
         if tf[0] == 0:
             H.append(tf[1])
         elif tf[0] == -1:
-            REQUEST.RESPONSE.redirect(
+            return REQUEST.RESPONSE.redirect(
                 "%s/entreprise_correspondant_list?entreprise_id=%s"
-                % (REQUEST.URL1, c["entreprise_id"])
+                % (self.EntreprisesURL(), c["entreprise_id"])
             )
         else:
             sco_entreprises.do_entreprise_correspondant_edit(self, tf[2])
-            REQUEST.RESPONSE.redirect(
+            return REQUEST.RESPONSE.redirect(
                 "%s/entreprise_correspondant_list?entreprise_id=%s"
-                % (REQUEST.URL1, c["entreprise_id"])
+                % (self.EntreprisesURL(), c["entreprise_id"])
             )
         H.append(entreprise_footer(self, REQUEST))
         return "\n".join(H)
@@ -708,7 +708,7 @@ class ZEntreprises(
         curtime = time.strftime("%d/%m/%Y")
         link_create_corr = (
             '<a href="%s/entreprise_correspondant_create?entreprise_id=%s">créer un nouveau correspondant</a>'
-            % (REQUEST.URL1, entreprise_id)
+            % (self.EntreprisesURL(), entreprise_id)
         )
         H = [
             entreprise_header(self, REQUEST=REQUEST, page_title="Suivi entreprises"),
@@ -789,7 +789,7 @@ class ZEntreprises(
         if tf[0] == 0:
             H.append(tf[1])
         elif tf[0] == -1:
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         else:
             etudok = sco_entreprises.do_entreprise_check_etudiant(
                 self, tf[2]["etudiant"]
@@ -799,7 +799,7 @@ class ZEntreprises(
             else:
                 tf[2].update({"etudid": etudok[1]})
                 sco_entreprises.do_entreprise_contact_create(self, tf[2])
-                REQUEST.RESPONSE.redirect(REQUEST.URL1)
+                return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         H.append(entreprise_footer(self, REQUEST))
         return "\n".join(H)
 
@@ -828,12 +828,12 @@ class ZEntreprises(
         if tf[0] == 0:
             H.append(tf[1])
         elif tf[0] == -1:
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         else:
             sco_entreprises.do_entreprise_contact_delete(
                 self, c["entreprise_contact_id"]
             )
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         H.append(entreprise_footer(self, REQUEST))
         return "\n".join(H)
 
@@ -935,10 +935,10 @@ class ZEntreprises(
         if tf[0] == 0:
             H.append(tf[1])
         elif tf[0] == -1:
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         else:
             sco_entreprises.do_entreprise_correspondant_create(self, tf[2])
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         H.append(entreprise_footer(self, REQUEST))
         return "\n".join(H)
 
@@ -967,12 +967,12 @@ class ZEntreprises(
         if tf[0] == 0:
             H.append(tf[1])
         elif tf[0] == -1:
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         else:
             sco_entreprises.do_entreprise_correspondant_delete(
                 self, c["entreprise_corresp_id"]
             )
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         H.append(entreprise_footer(self, REQUEST))
         return "\n".join(H)
 
@@ -1025,10 +1025,10 @@ class ZEntreprises(
         if tf[0] == 0:
             H.append(tf[1])
         elif tf[0] == -1:
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         else:
             sco_entreprises.do_entreprise_delete(self, E["entreprise_id"])
-            REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         H.append(entreprise_footer(self, REQUEST))
         return "\n".join(H)
 
@@ -1120,10 +1120,10 @@ class ZEntreprises(
         if tf[0] == 0:
             return "\n".join(H) + tf[1] + entreprise_footer(self, REQUEST)
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
         else:
             sco_entreprises.do_entreprise_create(self, tf[2])
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL())
 
     security.declareProtected(ScoEntrepriseView, "entreprise_edit")
 
@@ -1295,7 +1295,7 @@ class ZEntreprises(
                 H.append("</ul>")
             return "\n".join(H) + entreprise_footer(self, REQUEST)
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1 + "?start=" + start)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL() + "?start=" + start)
         else:
             sco_entreprises.do_entreprise_edit(self, tf[2])
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1 + "?start=" + start)
+            return REQUEST.RESPONSE.redirect(self.EntreprisesURL() + "?start=" + start)
diff --git a/ZNotes.py b/ZNotes.py
index 21abb50e..5efd9df9 100644
--- a/ZNotes.py
+++ b/ZNotes.py
@@ -35,7 +35,6 @@ import pprint
 from sco_zope import *  # pylint: disable=unused-wildcard-import
 
 # ---------------
-# from sco_utils import *
 import sco_utils as scu
 import notesdb as ndb
 from notes_log import log, sendAlarm
@@ -170,7 +169,7 @@ class ZNotes(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Impl
         "Changes the instance values"
         self.title = title
         self._p_changed = 1
-        RESPONSE.redirect("manage_editForm")
+        return RESPONSE.redirect("manage_editForm")
 
     def _getNotesCache(self):
         "returns CacheNotesTable instance for us"
@@ -267,10 +266,12 @@ class ZNotes(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Impl
         sco_formsemestre_edit.formsemestre_createwithmodules
     )
 
-    security.declareProtected(ScoView, "formsemestre_editwithmodules")
+    security.declareProtected(
+        ScoView, "formsemestre_editwithmodules"
+    )  # controle d'acces specifique pour dir. etud
     formsemestre_editwithmodules = sco_formsemestre_edit.formsemestre_editwithmodules
 
-    security.declareProtected(ScoView, "formsemestre_clone")
+    security.declareProtected(ScoImplement, "formsemestre_clone")
     formsemestre_clone = sco_formsemestre_edit.formsemestre_clone
 
     security.declareProtected(ScoChangeFormation, "formsemestre_associate_new_version")
@@ -531,7 +532,7 @@ class ZNotes(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Impl
         if tf[0] == 0:
             return "\n".join(H) + tf[1] + footer
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.NotesURL())
         else:
             formation_id, _, _ = self.formation_import_xml(tf[2]["xmlfile"], REQUEST)
 
@@ -685,7 +686,7 @@ class ZNotes(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Impl
         #
         if not force:
             return REQUEST.RESPONSE.redirect(
-                REQUEST.URL1 + "/ue_list?formation_id=" + str(ue["formation_id"])
+                self.NotesURL() + "/ue_list?formation_id=" + str(ue["formation_id"])
             )
         else:
             return None
diff --git a/ZScoDoc.py b/ZScoDoc.py
index 55e23068..b55f0b64 100644
--- a/ZScoDoc.py
+++ b/ZScoDoc.py
@@ -345,8 +345,7 @@ class ZScoDoc(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
         return (
             "<p>Département "
             + DeptId
-            + """ supprimé du serveur web (la base de données n'est pas affectée)!</p><p><a href="%s">Continuer</a></p>"""
-            % REQUEST.URL1
+            + """ supprimé du serveur web (la base de données n'est pas affectée)!</p><p><a href="/ScoDoc">Continuer</a></p>"""
         )
 
     _top_level_css = """
@@ -410,7 +409,7 @@ class ZScoDoc(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
         except:
             admin_password_initialized = "0"
         if isAdmin and admin_password_initialized != "1":
-            REQUEST.RESPONSE.redirect(
+            return REQUEST.RESPONSE.redirect(
                 "ScoDoc/change_admin_user_form?message=Le%20mot%20de%20passe%20administrateur%20doit%20etre%20change%20!"
             )
 
@@ -980,5 +979,5 @@ def manage_addZScoDoc(self, id="ScoDoc", title="Site ScoDoc", REQUEST=None):
     )  # ne cree (presque rien), tout se passe lors du 1er accès
     self._setObject(id, zscodoc)
     if REQUEST is not None:
-        REQUEST.RESPONSE.redirect("%s/manage_workspace" % REQUEST.URL1)
+        REQUEST.RESPONSE.redirect("/ScoDoc/manage_workspace")
     return id
diff --git a/ZScoUsers.py b/ZScoUsers.py
index 9e9dd924..efe1eb97 100644
--- a/ZScoUsers.py
+++ b/ZScoUsers.py
@@ -27,28 +27,45 @@
 
 """ Gestion des utilisateurs (table SQL pour Zope User Folder)
 """
-import string, re
+import string
+import re
 import time
-import md5, base64
+import md5
+import base64
+import jaxml
 
-
-from sco_zope import *
+from sco_zope import *  # pylint: disable=unused-wildcard-import
 
 # ---------------
-
-import notesdb
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 from scolog import logdb
-from sco_utils import *
 from scolars import format_prenom, format_nom
-import sco_import_users, sco_excel
-from TrivialFormulator import TrivialFormulator, TF
+import sco_import_users
+import sco_excel
+from TrivialFormulator import TrivialFormulator, TF, tf_error_message
 from gen_tables import GenTable
 import scolars
 import sco_cache
 import sco_users
-
+from sco_permissions import (
+    ScoEditAllEvals,
+    ScoEditAllNotes,
+    ScoImplement,
+    ScoSuperAdmin,
+    ScoUsersAdmin,
+    ScoUsersView,
+    ScoView,
+)
+from sco_exceptions import (
+    AccessDenied,
+    ScoException,
+    ScoValueError,
+    ScoInvalidDateError,
+    ScoLockedFormError,
+    ScoGenError,
+)
 
 # ---------------
 # cache global: chaque instance,  repérée par son URL, a un cache
@@ -93,7 +110,7 @@ class ZScoUsers(
     # Ugly but necessary during transition out of Zope:
     _db_cnx_string = "dbname=SCOUSERS port=5432"
     security.declareProtected("Change DTML Documents", "GetUsersDBConnexion")
-    GetUsersDBConnexion = notesdb.GetUsersDBConnexion
+    GetUsersDBConnexion = ndb.GetUsersDBConnexion
 
     # --------------------------------------------------------------------
     #
@@ -162,7 +179,7 @@ class ZScoUsers(
         F = self.sco_footer(REQUEST)
         return "\n".join(H) + F
 
-    _userEditor = EditableTable(
+    _userEditor = ndb.EditableTable(
         "sco_users",
         "user_id",
         (
@@ -180,12 +197,12 @@ class ZScoUsers(
             "date_expiration",
         ),
         output_formators={
-            "date_modif_passwd": DateISOtoDMY,
-            "date_expiration": DateISOtoDMY,
+            "date_modif_passwd": ndb.DateISOtoDMY,
+            "date_expiration": ndb.DateISOtoDMY,
         },
         input_formators={
-            "date_modif_passwd": DateDMYtoISO,
-            "date_expiration": DateDMYtoISO,
+            "date_modif_passwd": ndb.DateDMYtoISO,
+            "date_expiration": ndb.DateDMYtoISO,
         },
         sortkey="nom",
         filter_nulls=False,
@@ -217,12 +234,12 @@ class ZScoUsers(
         u = self._user_list(args={"user_name": user_name})[0]
         if u["status"] == "old" and u["roles"] and u["roles"][0] != "-":
             roles = ["-" + r for r in u["roles"].split(",")]
-            cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+            cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
             self.acl_users.scodoc_editUser(cursor, user_name, roles=roles)
             self.get_userlist_cache().inval_cache()
         elif not u["status"] and u["roles"] and u["roles"][0] == "-":
             roles = [r[1:] for r in u["roles"].split(",") if (r and r[0] == "-")]
-            cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+            cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
             self.acl_users.scodoc_editUser(cursor, user_name, roles=roles)
             self.get_userlist_cache().inval_cache()
 
@@ -268,7 +285,7 @@ class ZScoUsers(
                 "nom_fmt": user_name,
                 "nomcomplet": user_name,
                 "nomplogin": user_name,
-                "nomnoacc": suppress_accents(user_name),
+                "nomnoacc": scu.suppress_accents(user_name),
                 "passwd_temp": 0,
                 "status": "",
                 "date_expiration": None,
@@ -289,7 +306,7 @@ class ZScoUsers(
             else:
                 n = user_name
 
-            prenom_abbrv = abbrev_prenom(p)
+            prenom_abbrv = scu.abbrev_prenom(p)
             # nomprenom est le nom capitalisé suivi de l'initiale du prénom
             info["nomprenom"] = (n + " " + prenom_abbrv).strip()
             # prenomnom est l'initiale du prénom suivie du nom
@@ -301,9 +318,9 @@ class ZScoUsers(
             info["nomcomplet"] = info["prenom_fmt"] + " " + info["nom_fmt"]
             # nomplogin est le nom en majuscules suivi du prénom et du login
             # e.g. Dupont Pierre (dupont)
-            info["nomplogin"] = "%s %s (%s)" % (strupper(n), p, info["user_name"])
+            info["nomplogin"] = "%s %s (%s)" % (scu.strupper(n), p, info["user_name"])
             # nomnoacc est le nom en minuscules sans accents
-            info["nomnoacc"] = suppress_accents(strlower(info["nom"]))
+            info["nomnoacc"] = scu.suppress_accents(scu.strlower(info["nom"]))
 
             return info
 
@@ -346,7 +363,7 @@ class ZScoUsers(
         assert len(user) == 1, "database inconsistency: len(user)=%d" % len(user)
         # should not occur, already tested in _can_handle_passwd
         cnx = self.GetUsersDBConnexion()  # en mode autocommit
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         cursor.execute(
             "update sco_users set date_modif_passwd=now(), passwd_temp=0 where user_name=%(user_name)s",
             {"user_name": user_name},
@@ -417,7 +434,7 @@ class ZScoUsers(
 <meta http-equiv="Content-Type" content="text/html; charset=%s" />
 <body><h1>Mot de passe changé !</h1>
 """
-                    % (SCO_ENCODING, SCO_ENCODING)
+                    % (scu.SCO_ENCODING, scu.SCO_ENCODING)
                     + "\n".join(H)
                     + '<a href="%s"  class="stdlink">Continuer</a></body></html>'
                     % self.ScoURL()
@@ -536,7 +553,7 @@ class ZScoUsers(
                 )
             else:
                 for p in scoperms:
-                    permname, value = p[:2]
+                    permname, _ = p[:2]
                     if thisuser.has_permission(permname, self):
                         b = "oui"
                     else:
@@ -775,11 +792,12 @@ class ZScoUsers(
             descr,
             initvalues=initvalues,
             submitlabel=submitlabel,
+            cancelbutton="Annuler",
         )
         if tf[0] == 0:
             return "\n".join(H) + "\n" + tf[1] + F
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.UsersURL())
         else:
             vals = tf[2]
             roles = set(vals["roles"]).intersection(editable_roles)
@@ -903,7 +921,7 @@ class ZScoUsers(
 
         # Des noms/prénoms semblables existent ?
         cnx = self.GetUsersDBConnexion()
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         cursor.execute(
             "select * from sco_users where lower(nom) ~ %(nom)s and lower(prenom) ~ %(prenom)s;",
             {"nom": nom.lower().strip(), "prenom": prenom.lower().strip()},
@@ -980,7 +998,7 @@ class ZScoUsers(
         if tf[0] == 0:
             return "\n".join(H) + tf[1] + "</li></ol>" + help + F
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.UsersURL())
         else:
             # IMPORT
             diag = sco_import_users.import_excel_file(
@@ -989,7 +1007,9 @@ class ZScoUsers(
             H = [head]
             H.append("<p>Import excel: %s</p>" % diag)
             H.append("<p>OK, import terminé !</p>")
-            H.append('<p><a class="stdlink" href="%s">Continuer</a></p>' % REQUEST.URL1)
+            H.append(
+                '<p><a class="stdlink" href="%s">Continuer</a></p>' % self.UsersURL()
+            )
             return "\n".join(H) + help + F
 
     security.declareProtected(ScoUsersAdmin, "import_users_generate_excel_sample")
@@ -1004,13 +1024,13 @@ class ZScoUsers(
     def create_user(self, args, REQUEST=None):
         "creation utilisateur zope"
         cnx = self.GetUsersDBConnexion()
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         passwd = args["passwd"]
         args["passwd"] = "undefined"
         if "passwd2" in args:
             del args["passwd2"]
         log("create_user: args=%s" % args)  # log apres supr. du mot de passe !
-        r = self._userEditor.create(cnx, args)
+        _ = self._userEditor.create(cnx, args)
         self.get_userlist_cache().inval_cache()  # >
 
         # call exUserFolder to set passwd
@@ -1020,7 +1040,7 @@ class ZScoUsers(
         )
 
         if REQUEST:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(self.UsersURL())
 
     security.declareProtected(ScoUsersAdmin, "delete_user_form")
 
@@ -1048,11 +1068,13 @@ class ZScoUsers(
                 % user_name,
                 dest_url="",
                 REQUEST=REQUEST,
-                cancel_url=REQUEST.URL1,
+                cancel_url=self.UsersURL(),
                 parameters={"user_name": user_name},
             )
         self._user_delete(user_name)
-        REQUEST.RESPONSE.redirect(REQUEST.URL1)
+        return REQUEST.RESPONSE.redirect(
+            self.UsersURL() + r"?head_message=Utilisateur%20supprimé"
+        )
 
     security.declareProtected(ScoView, "list_users")
 
@@ -1100,15 +1122,15 @@ class ZScoUsers(
 
             # Convert dates to ISO if XML output
             if format == "xml" and u["date_modif_passwd"] != "NA":
-                u["date_modif_passwd"] = DateDMYtoISO(u["date_modif_passwd"]) or ""
+                u["date_modif_passwd"] = ndb.DateDMYtoISO(u["date_modif_passwd"]) or ""
 
             # Convert date_expiration and date_modif_passwd to ISO to ease sorting
             if u["date_expiration"]:
-                u["date_expiration_iso"] = DateDMYtoISO(u["date_expiration"])
+                u["date_expiration_iso"] = ndb.DateDMYtoISO(u["date_expiration"])
             else:
                 u["date_expiration_iso"] = ""
             if u["date_modif_passwd"]:
-                u["date_modif_passwd_iso"] = DateDMYtoISO(u["date_expiration"])
+                u["date_modif_passwd_iso"] = ndb.DateDMYtoISO(u["date_expiration"])
             else:
                 u["date_modif_passwd_iso"] = ""
 
@@ -1202,13 +1224,13 @@ class ZScoUsers(
         """Returns XML list of users with name (nomplogin) starting with start.
         Used for forms auto-completion."""
         userlist = self.get_userlist(dept=dept)
-        start = suppression_diacritics(unicode(start, "utf-8"))
-        start = strlower(str(start))
+        start = scu.suppression_diacritics(unicode(start, "utf-8"))
+        start = scu.strlower(str(start))
 
         userlist = [user for user in userlist if user["nomnoacc"].startswith(start)]
         if REQUEST:
-            REQUEST.RESPONSE.setHeader("content-type", XML_MIMETYPE)
-        doc = jaxml.XML_document(encoding=SCO_ENCODING)
+            REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
+        doc = jaxml.XML_document(encoding=scu.SCO_ENCODING)
         doc.results()
         for user in userlist[:limit]:
             doc._push()
@@ -1243,8 +1265,8 @@ Il devra ensuite se connecter et le changer.
             )
         self.reset_password(user_name=user_name, REQUEST=REQUEST)
         return REQUEST.RESPONSE.redirect(
-            REQUEST.URL1
-            + "?head_message=mot%20de%20passe%20de%20"
+            self.UsersURL()
+            + r"?head_message=mot%20de%20passe%20de%20"
             + user_name
             + "%20reinitialise"
         )
@@ -1269,14 +1291,14 @@ Il devra ensuite se connecter et le changer.
         log("reset_password: %s" % user_name)
         # Check that user has valid mail
         info = self.user_info(user_name=user_name)
-        if not is_valid_mail(info["email"]):
+        if not scu.is_valid_mail(info["email"]):
             raise Exception("pas de mail valide associé à l'utilisateur")
         # Generate random password
         password = sco_import_users.generate_password()
         self.do_change_password(user_name, password)
         # Flag it as temporary:
         cnx = self.GetUsersDBConnexion()
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         ui = {"user_name": user_name}
         cursor.execute(
             "update sco_users set passwd_temp=1 where user_name='%(user_name)s'" % ui
diff --git a/ZScolar.py b/ZScolar.py
index 966151f7..8e3e76d9 100644
--- a/ZScolar.py
+++ b/ZScolar.py
@@ -30,8 +30,15 @@
 
 import sys
 import traceback
-import time, string, glob, re
-import urllib, urllib2, cgi, xml
+import time
+import string
+import glob
+import re
+import urllib
+import urllib2
+import cgi
+import xml
+import jaxml
 
 try:
     from cStringIO import StringIO
@@ -41,7 +48,7 @@ from zipfile import ZipFile
 import thread
 import psycopg2
 
-from sco_zope import *
+from sco_zope import *  # pylint: disable=unused-wildcard-import
 
 
 # ---------------
@@ -52,19 +59,47 @@ log("restarting...")
 
 log("ZScolar home=%s" % file_path)
 
-import sco_utils
-from sco_utils import *
-import notesdb
-from notesdb import *
-from scolog import logdb
 
+import sco_utils as scu
+import notesdb as ndb
+from scolog import logdb
+from sco_permissions import (
+    ScoAbsChange,
+    ScoView,
+    ScoEnsView,
+    ScoImplement,
+    ScoChangeFormation,
+    ScoChangePreferences,
+    ScoObservateur,
+    ScoEtudAddAnnotations,
+    ScoEtudInscrit,
+    ScoEtudChangeGroups,
+    ScoEtudChangeAdr,
+    ScoEtudSupprAnnotations,
+    ScoEditAllEvals,
+    ScoEditAllNotes,
+    ScoEditFormationTags,
+    ScoEditApo,
+    ScoSuperAdmin,
+)
+import sco_permissions
+from sco_exceptions import (
+    AccessDenied,
+    ScoException,
+    ScoValueError,
+    ScoInvalidDateError,
+    ScoLockedFormError,
+    ScoGenError,
+)
+from TrivialFormulator import TrivialFormulator, tf_error_message
 import scolars
+import sco_codes_parcours
 import sco_preferences
 import sco_formations
 from scolars import (
     format_nom,
     format_prenom,
-    format_sexe,
+    format_civilite,
     format_lycee,
     format_lycee_from_code,
 )
@@ -110,9 +145,9 @@ import sco_dump_db
 
 from VERSION import SCOVERSION, SCONEWS
 
-if hasattr(CONFIG, "ABSOLUTE_URL") and CONFIG.ABSOLUTE_URL:
-    log("ScoDoc: ABSOLUTE_URL='%s'" % CONFIG.ABSOLUTE_URL)
-log("ScoDoc: using encoding %s" % SCO_ENCODING)
+if hasattr(scu.CONFIG, "ABSOLUTE_URL") and scu.CONFIG.ABSOLUTE_URL:
+    log("ScoDoc: ABSOLUTE_URL='%s'" % scu.CONFIG.ABSOLUTE_URL)
+log("ScoDoc: using encoding %s" % scu.SCO_ENCODING)
 
 # import essai_cas
 
@@ -171,11 +206,11 @@ class ZScolar(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
     # The for used to edit this object
     security.declareProtected(ScoView, "manage_editZScolar")
 
-    def manage_editZScolar(self, title, RESPONSE=None):
+    def manage_editZScolar(self, title, REQUEST=None):
         "Changes the instance values"
         self.title = title
         self._p_changed = 1
-        RESPONSE.redirect("manage_editForm")
+        return REQUEST.RESPONSE.redirect("manage_editForm")
 
     def _setup_initial_roles_and_permissions(self):
         """Initialize roles and permissions
@@ -197,8 +232,10 @@ class ZScolar(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
                     H.append(r)
                     ok = False
 
-        for permission in Sco_Default_Permissions.keys():
-            roles = [r + DeptId for r in Sco_Default_Permissions[permission]]
+        for permission in sco_permissions.Sco_Default_Permissions.keys():
+            roles = [
+                r + DeptId for r in sco_permissions.Sco_Default_Permissions[permission]
+            ]
             roles.append("Manager")
             log("granting '%s' to %s" % (permission, roles))
             try:
@@ -257,11 +294,16 @@ class ZScolar(ObjectManager, PropertyManager, RoleManager, Item, Persistent, Imp
 </head>
 <body>
 <p>
-UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span class="span_ue_apo" style="display: inline" id="toto">VRTU11</span>)</span>
-<span class="locked">[verrouillé]</span>
+<tt>
+REQUEST.URL=%s<br/>
+REQUEST.URL0=%s<br/>
+</tt>
 </p>
 </body>
-        """
+        """ % (
+            REQUEST.URL,
+            REQUEST.URL0,
+        )
         #        return (
         #            self.sco_header(REQUEST)
         #            + """<div class="xp">%s</div>""" % x
@@ -271,51 +313,51 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         #        raise ValueError("essai exception")
         # raise ScoValueError('essai exception !', dest_url='totoro', REQUEST=REQUEST)
 
-        # cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        # cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         # cursor.execute("select * from notes_formations")
         # b += str(cursor.fetchall())
         # b = self.Notes.gloups()
         # raise NoteProcessError('test exception !')
 
         # essai: liste des permissions
-        from AccessControl import getSecurityManager  # pylint: disable=import-error
-        from AccessControl.Permission import Permission  # pylint: disable=import-error
+        # from AccessControl import getSecurityManager  # pylint: disable=import-error
+        # from AccessControl.Permission import Permission  # pylint: disable=import-error
 
-        permissions = self.ac_inherited_permissions(1)
-        scoperms = [p for p in permissions if p[0][:3] == "Sco"]
-        # H.append( str(self.aq_parent.aq_parent.permission_settings()) )
-        # H.append('<p>perms: %s</p>'%str(scoperms))
-        # H.append('<p>valid_roles: %s</p>'%str(self.valid_roles()))
-        # H.append('<p>ac_inherited_permissions=%s</p>'%str(self.ac_inherited_permissions(1)))
-        def collect_roles(context, rd):
-            for p in scoperms:
-                name, value = p[:2]
-                P = Permission(name, value, context)
-                roles = list(P.getRoles())
-                if rd.has_key(name):
-                    rd[name] += roles
-                else:
-                    rd[name] = roles
-            if hasattr(context, "aq_parent"):
-                collect_roles(context.aq_parent, rd)
+        # permissions = self.ac_inherited_permissions(1)
+        # scoperms = [p for p in permissions if p[0][:3] == "Sco"]
+        # # H.append( str(self.aq_parent.aq_parent.permission_settings()) )
+        # # H.append('<p>perms: %s</p>'%str(scoperms))
+        # # H.append('<p>valid_roles: %s</p>'%str(self.valid_roles()))
+        # # H.append('<p>ac_inherited_permissions=%s</p>'%str(self.ac_inherited_permissions(1)))
+        # def collect_roles(context, rd):
+        #     for p in scoperms:
+        #         name, value = p[:2]
+        #         P = Permission(name, value, context)
+        #         roles = list(P.getRoles())
+        #         if rd.has_key(name):
+        #             rd[name] += roles
+        #         else:
+        #             rd[name] = roles
+        #     if hasattr(context, "aq_parent"):
+        #         collect_roles(context.aq_parent, rd)
 
-        b = ""
-        rd = {}
-        collect_roles(self, rd)
-        b = "<p>" + str(rd) + "</p>"
+        # b = ""
+        # rd = {}
+        # collect_roles(self, rd)
+        # b = "<p>" + str(rd) + "</p>"
 
-        authuser = REQUEST.AUTHENTICATED_USER
-        for p in scoperms:
-            permname, value = p[:2]
-            b += "<p>" + permname + " : "
-            if authuser.has_permission(permname, self):
-                b += "yes"
-            else:
-                b += "no"
-            b += "</p>"
-        b += "<p>xxx</p><hr><p>" + str(self.aq_parent.aq_parent)
+        # authuser = REQUEST.AUTHENTICATED_USER
+        # for p in scoperms:
+        #     permname, _ = p[:2]
+        #     b += "<p>" + permname + " : "
+        #     if authuser.has_permission(permname, self):
+        #         b += "yes"
+        #     else:
+        #         b += "no"
+        #     b += "</p>"
+        # b += "<p>xxx</p><hr><p>" + str(self.aq_parent.aq_parent)
 
-        return self.sco_header(REQUEST) + str(b) + self.sco_footer(REQUEST)
+        # return self.sco_header(REQUEST) + str(b) + self.sco_footer(REQUEST)
 
     # essais calendriers:
     security.declareProtected(ScoView, "experimental_calendar")
@@ -326,11 +368,39 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
     security.declareProtected(ScoView, "ScoURL")
 
     def ScoURL(self):
-        "base URL for this sco instance"
+        """base URL for this sco instance.
+        e.g. https://scodoc.xxx.fr/ScoDoc/DEPT/Scolarite
+        = page accueil département
+        """
         # absolute_url is the classic Zope method
         # The avoid the burden of configuring a proxy zope object, we offer
         # a custom configuration via scodoc_config
-        return CONFIG.ABSOLUTE_URL or self.absolute_url()
+        # XXX ne devrait pas marcher car l'URL dépend du département !!!
+        return scu.CONFIG.ABSOLUTE_URL or self.absolute_url()
+
+    def NotesURL(self):
+        """URL of Notes
+        e.g. https://scodoc.xxx.fr/ScoDoc/DEPT/Scolarite/Notes
+        = url de base des requêtes de ZNotes
+        et page accueil programmes.
+        """
+        return self.ScoURL() + "/Notes"
+
+    def EntreprisesURL(self):
+        """URL of Enterprises
+        e.g. https://scodoc.xxx.fr/ScoDoc/DEPT/Scolarite/Entreprises
+        = url de base des requêtes de ZEntreprises
+        et page accueil Entreprises
+        """
+        return self.ScoURL() + "/Entreprises"
+
+    def UsersURL(self):
+        """URL of Users
+        e.g. https://scodoc.xxx.fr/ScoDoc/DEPT/Scolarite/Users
+        = url de base des requêtes ZScoUsers
+        et page accueil users
+        """
+        return self.ScoURL() + "/Users"
 
     security.declareProtected(ScoView, "sco_header")
     sco_header = html_sco_header.sco_header
@@ -349,7 +419,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         return self._db_cnx_string
 
     security.declareProtected(ScoSuperAdmin, "GetDBConnexion")
-    GetDBConnexion = notesdb.GetDBConnexion
+    GetDBConnexion = ndb.GetDBConnexion
 
     # A enlever après re-ecriture de ZEntreprises.py
     security.declareProtected(ScoView, "TrivialFormulator")
@@ -392,10 +462,10 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         "version info"
         H = [
             """<h2>Système de gestion scolarité</h2>
-        <p>&copy; Emmanuel Viennet 1997-2020</p>
+        <p>&copy; Emmanuel Viennet 1997-2021</p>
         <p>Version %s</p>
         """
-            % (sco_utils.get_scodoc_version())
+            % (scu.get_scodoc_version())
         ]
         H.append(
             '<p>Logiciel libre écrit en <a href="http://www.python.org">Python</a>.</p><p>Utilise <a href="http://www.reportlab.org/">ReportLab</a> pour générer les documents PDF, et <a href="http://sourceforge.net/projects/pyexcelerator">pyExcelerator</a> pour le traitement des documents Excel.</p>'
@@ -403,7 +473,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         H.append("<h2>Dernières évolutions</h2>" + SCONEWS)
         H.append(
             '<div class="about-logo">'
-            + icontag("borgne_img")
+            + scu.icontag("borgne_img")
             + " <em>Au pays des aveugles...</em></div>"
         )
         d = ""
@@ -417,12 +487,12 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         if format == "html" or format == "pdf":
             raise ScoValueError(msg)
         elif format == "xml":
-            REQUEST.RESPONSE.setHeader("content-type", XML_MIMETYPE)
-            doc = jaxml.XML_document(encoding=SCO_ENCODING)
+            REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
+            doc = jaxml.XML_document(encoding=scu.SCO_ENCODING)
             doc.error(msg=msg)
             return repr(doc)
         elif format == "json":
-            REQUEST.RESPONSE.setHeader("content-type", JSON_MIMETYPE)
+            REQUEST.RESPONSE.setHeader("content-type", scu.JSON_MIMETYPE)
             return "undefined"  # XXX voir quoi faire en cas d'erreur json
         else:
             raise ValueError("ScoErrorResponse: invalid format")
@@ -517,7 +587,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             page_title="Opérations sur %(nomprenom)s" % etud,
             html_title="<h2>Opérations effectuées sur l'étudiant %(nomprenom)s</h2>"
             % etud,
-            filename="log_" + make_filename(etud["nomprenom"]),
+            filename="log_" + scu.make_filename(etud["nomprenom"]),
             html_next_section='<ul><li><a href="ficheEtud?etudid=%(etudid)s">fiche de %(nomprenom)s</a></li></ul>'
             % etud,
             preferences=self.get_preferences(),
@@ -530,7 +600,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
     def listScoLog(self, etudid):
         "liste des operations effectuees sur cet etudiant"
         cnx = self.GetDBConnexion()
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         cursor.execute(
             "select * from scolog where etudid=%(etudid)s ORDER BY DATE DESC",
             {"etudid": etudid},
@@ -545,7 +615,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
 
     def rssnews(self, REQUEST=None):
         "rss feed"
-        REQUEST.RESPONSE.setHeader("content-type", XML_MIMETYPE)
+        REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
         return sco_news.scolar_news_summary_rss(
             self, "Nouvelles de " + self.get_preference("DeptName"), self.ScoURL()
         )
@@ -846,18 +916,19 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
                 "nom": "?",
                 "nom_usuel": "",
                 "prenom": "?",
-                "sexe": "?",
+                "civilite": "?",
+                "sexe": "?",  # for backward compat
                 "email": "?",
                 "emailperso": "",
                 "error": "code etudiant inconnu",
             }
-            return sendResult(
+            return scu.sendResult(
                 REQUEST, d, name="etudiant", format=format, force_outer_xml_tag=False
             )
         d = {}
         etud = etuds[0]
         self.fillEtudsInfo([etud])
-        etud["date_naissance_iso"] = DateDMYtoISO(etud["date_naissance"])
+        etud["date_naissance_iso"] = ndb.DateDMYtoISO(etud["date_naissance"])
         for a in (
             "etudid",
             "code_nip",
@@ -865,7 +936,6 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             "nom",
             "nom_usuel",
             "prenom",
-            "sexe",
             "nomprenom",
             "email",
             "emailperso",
@@ -885,8 +955,12 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             "codelycee",
             "date_naissance_iso",
         ):
-            d[a] = quote_xml_attr(etud[a])
-        d["photo_url"] = quote_xml_attr(sco_photos.etud_photo_url(self, etud))
+            d[a] = scu.quote_xml_attr(etud[a])
+        d["civilite"] = scu.quote_xml_attr(
+            etud["civilite_str"]
+        )  # exception: ne sort pas la civilite brute
+        d["sexe"] = d["civilite"]  # backward compat pour anciens clients
+        d["photo_url"] = scu.quote_xml_attr(sco_photos.etud_photo_url(self, etud))
 
         sem = etud["cursem"]
         if sem:
@@ -895,10 +969,10 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
                 {
                     "current": "1",
                     "formsemestre_id": sem["formsemestre_id"],
-                    "date_debut": DateDMYtoISO(sem["date_debut"]),
-                    "date_fin": DateDMYtoISO(sem["date_fin"]),
-                    "etat": quote_xml_attr(sem["ins"]["etat"]),
-                    "groupes": quote_xml_attr(
+                    "date_debut": ndb.DateDMYtoISO(sem["date_debut"]),
+                    "date_fin": ndb.DateDMYtoISO(sem["date_fin"]),
+                    "etat": scu.quote_xml_attr(sem["ins"]["etat"]),
+                    "groupes": scu.quote_xml_attr(
                         etud["groupes"]
                     ),  # slt pour semestre courant
                 }
@@ -910,14 +984,14 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
                 d["insemestre"].append(
                     {
                         "formsemestre_id": sem["formsemestre_id"],
-                        "date_debut": DateDMYtoISO(sem["date_debut"]),
-                        "date_fin": DateDMYtoISO(sem["date_fin"]),
-                        "etat": quote_xml_attr(sem["ins"]["etat"]),
+                        "date_debut": ndb.DateDMYtoISO(sem["date_debut"]),
+                        "date_fin": ndb.DateDMYtoISO(sem["date_fin"]),
+                        "etat": scu.quote_xml_attr(sem["ins"]["etat"]),
                     }
                 )
 
         log("etud_info (%gs)" % (time.time() - t0))
-        return sendResult(
+        return scu.sendResult(
             REQUEST, d, name="etudiant", format=format, force_outer_xml_tag=False
         )
 
@@ -960,7 +1034,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
     def _descr_situation_etud(self, etudid, ne=""):
         """chaine decrivant la situation actuelle de l'etudiant"""
         cnx = self.GetDBConnexion()
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         cursor.execute(
             "select I.formsemestre_id, I.etat from notes_formsemestre_inscription I,  notes_formsemestre S where etudid=%(etudid)s and S.formsemestre_id = I.formsemestre_id and date_debut < now() and date_fin > now() order by S.date_debut desc;",
             {"etudid": etudid},
@@ -1052,7 +1126,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             },
         )
         logdb(REQUEST, cnx, method="addAnnotation", etudid=etudid)
-        REQUEST.RESPONSE.redirect("ficheEtud?etudid=" + etudid)
+        return REQUEST.RESPONSE.redirect("ficheEtud?etudid=" + etudid)
 
     security.declareProtected(ScoView, "canSuppressAnnotation")
 
@@ -1091,7 +1165,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         logdb(REQUEST, cnx, method="SuppressAnnotation", etudid=etudid)
         scolars.etud_annotations_delete(cnx, annotation_id)
 
-        REQUEST.RESPONSE.redirect(
+        return REQUEST.RESPONSE.redirect(
             "ficheEtud?etudid=%s&amp;head_message=Annotation%%20supprimée" % (etudid)
         )
 
@@ -1150,17 +1224,18 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             initvalues=adr,
             submitlabel="Valider le formulaire",
         )
+        dest_url = self.ScoURL() + "/ficheEtud?etudid=" + etudid
         if tf[0] == 0:
             return header + "\n".join(H) + tf[1] + self.sco_footer(REQUEST)
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(dest_url)
         else:
             if adrs:
                 scolars.adresse_edit(cnx, args=tf[2], context=self)
             else:
                 scolars.adresse_create(cnx, args=tf[2])
             logdb(REQUEST, cnx, method="changeCoordonnees", etudid=etudid)
-            REQUEST.RESPONSE.redirect("ficheEtud?etudid=" + etudid)
+            return REQUEST.RESPONSE.redirect(dest_url)
 
     # --- Gestion des groupes:
     security.declareProtected(ScoView, "affectGroups")
@@ -1273,6 +1348,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             submitlabel="Valider",
             cancelbutton="Annuler",
         )
+        dest_url = self.ScoURL() + "/ficheEtud?etudid=" + etud["etudid"]
         if tf[0] == 0:
             return (
                 "\n".join(H)
@@ -1282,16 +1358,12 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
                 + self.sco_footer(REQUEST)
             )
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(
-                REQUEST.URL1 + "/ficheEtud?etudid=" + etud["etudid"]
-            )
+            return REQUEST.RESPONSE.redirect(dest_url)
         else:
             data = tf[2]["photofile"].read()
             status, diag = sco_photos.store_photo(self, etud, data, REQUEST=REQUEST)
             if status != 0:
-                return REQUEST.RESPONSE.redirect(
-                    self.ScoURL() + "/ficheEtud?etudid=" + etud["etudid"]
-                )
+                return REQUEST.RESPONSE.redirect(dest_url)
             else:
                 H.append('<p class="warning">Erreur:' + diag + "</p>")
         return "\n".join(H) + self.sco_footer(REQUEST)
@@ -1313,7 +1385,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         sco_photos.suppress_photo(self, etud, REQUEST=REQUEST)
 
         return REQUEST.RESPONSE.redirect(
-            REQUEST.URL1 + "/ficheEtud?etudid=" + etud["etudid"]
+            self.ScoURL() + "/ficheEtud?etudid=" + etud["etudid"]
         )
 
     #
@@ -1350,7 +1422,6 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         operation_method="",
     ):
         "Formulaire démission ou défaillance Etudiant"
-        cnx = self.GetDBConnexion()
         etud = self.getEtudInfo(etudid=etudid, filled=1, REQUEST=REQUEST)[0]
         sem = sco_formsemestre.get_formsemestre(self, formsemestre_id)
         if sem["etat"] != "1":
@@ -1374,7 +1445,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             """<form action="%s" method="get">
         <b>Date de la %s (J/M/AAAA):&nbsp;</b>
         """
-            % (operation_method, strlower(operation_name))
+            % (operation_method, scu.strlower(operation_name))
         )
         H.append(
             """
@@ -1410,7 +1481,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             etudid,
             formsemestre_id,
             event_date=event_date,
-            etat_new=DEF,
+            etat_new=sco_codes_parcours.DEF,
             operation_method="defailleEtudiant",
             event_type="DEFAILLANCE",
             REQUEST=REQUEST,
@@ -1488,7 +1559,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             dialog_confirmed=dialog_confirmed,
             args=args,
             operation_name="défaillance",
-            etat_current=DEF,
+            etat_current=sco_codes_parcours.DEF,
             etat_new="I",
             operation_method="cancelDef",
             event_type="DEFAILLANCE",
@@ -1544,7 +1615,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             args=ins, formsemestre_id=formsemestre_id
         )
         logdb(REQUEST, cnx, method=operation_method, etudid=etudid)
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         cursor.execute(
             "delete from scolar_events where etudid=%(etudid)s and formsemestre_id=%(formsemestre_id)s and event_type='"
             + event_type
@@ -1572,7 +1643,6 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         "Le formulaire HTML"
         H = [self.sco_header(REQUEST, init_jquery_ui=True)]
         F = self.sco_footer(REQUEST)
-        AUTHENTICATED_USER = REQUEST.AUTHENTICATED_USER
         etudid = REQUEST.form.get("etudid", None)
         cnx = self.GetDBConnexion()
         descr = []
@@ -1607,12 +1677,14 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         # recuperation infos Apogee
         # Si on a le code NIP, fait juste une requete, sinon tente de rechercher par nom
         # (la recherche par nom ne fonctionne plus à Paris 13)
-        code_nip = initvalues.get("code_nip", "")
-        if code_nip:
-            try:
-                info = sco_portal_apogee.get_etud_apogee(self, code_nip)
-            except ValueError:
-                pass  # XXX a terminer
+        # XXX A terminer
+        # code_nip = initvalues.get("code_nip", "")
+        # if code_nip:
+        #     try:
+        #         infos = sco_portal_apogee.get_etud_apogee(self, code_nip)
+        #     except ValueError:
+        #         infos = None
+        #         pass  # XXX a terminer
         nom = REQUEST.form.get("nom", None)
         if nom is None:
             nom = initvalues.get("nom", None)
@@ -1675,15 +1747,19 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             ("nom_usuel", {"size": 25, "title": "Nom usuel", "allow_null": True}),
             (
                 "prenom",
-                {"size": 25, "title": "Prénom", "allow_null": CONFIG.ALLOW_NULL_PRENOM},
+                {
+                    "size": 25,
+                    "title": "Prénom",
+                    "allow_null": scu.CONFIG.ALLOW_NULL_PRENOM,
+                },
             ),
             (
-                "sexe",
+                "civilite",
                 {
                     "input_type": "menu",
-                    "labels": ["H", "F"],
-                    "allowed_values": ["MR", "MME"],
-                    "title": "Genre",
+                    "labels": ["Homme", "Femme", "Autre/neutre"],
+                    "allowed_values": ["M", "F", "X"],
+                    "title": "Civilité",
                 },
             ),
             (
@@ -1776,7 +1852,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
                 {
                     "input_type": "menu",
                     "title": "Voie d'admission",
-                    "allowed_values": TYPES_ADMISSION,
+                    "allowed_values": scu.TYPES_ADMISSION,
                 },
             ),
             (
@@ -2009,7 +2085,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             "billet_absence",
             "identite",
         ]
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         for table in tables:
             cursor.execute("delete from %s where etudid=%%(etudid)s" % table, etud)
         cnx.commit()
@@ -2017,7 +2093,9 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         to_inval = [s["formsemestre_id"] for s in etud["sems"]]
         if to_inval:
             self.Notes._inval_cache(formsemestre_id_list=to_inval)  # >
-        return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+        return REQUEST.RESPONSE.redirect(
+            self.ScoURL() + r"?head_message=Etudiant%20supprimé"
+        )
 
     security.declareProtected(ScoEtudInscrit, "check_group_apogee")
 
@@ -2030,7 +2108,7 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         XXX A re-écrire pour API 2: prendre liste dans l'étape et vérifier à partir de cela.
         """
         etat = etat or None
-        members, group, group_tit, sem, nbdem = sco_groups.get_group_infos(
+        members, group, _, sem, _ = sco_groups.get_group_infos(
             self, group_id, etat=etat
         )
         formsemestre_id = group["formsemestre_id"]
@@ -2136,8 +2214,8 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             % (
                 REQUEST.URL0,
                 formsemestre_id,
-                strnone(group_id),
-                strnone(etat),
+                scu.strnone(group_id),
+                scu.strnone(etat),
                 formsemestre_id,
             )
         )
@@ -2155,8 +2233,8 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
             % (
                 REQUEST.URL0,
                 formsemestre_id,
-                strnone(group_id),
-                strnone(etat),
+                scu.strnone(group_id),
+                scu.strnone(etat),
                 formsemestre_id,
             )
         )
@@ -2169,8 +2247,13 @@ UE11 Découverte métiers <span class="ue_code">(code UCOD46, 16 ECTS, Apo <span
         "formulaire import xls"
         if formsemestre_id:
             sem = sco_formsemestre.get_formsemestre(self.Notes, formsemestre_id)
+            dest_url = (
+                self.ScoURL()
+                + "/formsemestre_status?formsemestre_id=%s" % formsemestre_id
+            )
         else:
             sem = None
+            dest_url = self.ScoURL()
         if sem and sem["etat"] != "1":
             raise ScoValueError("Modification impossible: semestre verrouille")
         H = [
@@ -2286,7 +2369,7 @@ Les champs avec un astérisque (*) doivent être présents (nulls non autorisés
         if tf[0] == 0:
             return "\n".join(H) + tf[1] + "</li></ol>" + "\n".join(S) + F
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(dest_url)
         else:
             return ImportScolars.students_import_excel(
                 self,
@@ -2335,7 +2418,6 @@ Les champs avec un astérisque (*) doivent être présents (nulls non autorisés
 
     def form_students_import_infos_admissions(self, REQUEST, formsemestre_id=None):
         "formulaire import xls"
-        sem = sco_formsemestre.get_formsemestre(self.Notes, formsemestre_id)
         authuser = REQUEST.AUTHENTICATED_USER
         F = self.sco_footer(REQUEST)
         if not authuser.has_permission(ScoEtudInscrit, self):
@@ -2424,7 +2506,11 @@ Les champs avec un astérisque (*) doivent être présents (nulls non autorisés
         if tf[0] == 0:
             return "\n".join(H) + tf[1] + help_text + F
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+            return REQUEST.RESPONSE.redirect(
+                self.ScoURL()
+                + "/formsemestre_status?formsemestre_id="
+                + formsemestre_id
+            )
         else:
             return self._students_import_admission(
                 tf[2]["csvfile"],
@@ -2505,7 +2591,6 @@ Les champs avec un astérisque (*) doivent être présents (nulls non autorisés
     def stat_bac(self, formsemestre_id):
         "Renvoie statistisques sur nb d'etudiants par bac"
         cnx = self.GetDBConnexion()
-        sem = sco_formsemestre.get_formsemestre(self, formsemestre_id)
         ins = self.Notes.do_formsemestre_inscription_list(
             args={"formsemestre_id": formsemestre_id}
         )
@@ -2634,23 +2719,23 @@ def manage_addZScolarForm(context, DeptId, REQUEST=None):
     if tf[0] == 0:
         return "\n".join(H) + tf[1] + context.standard_html_footer(context)
     elif tf[0] == -1:
-        return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+        return REQUEST.RESPONSE.redirect("/ScoDoc")
     else:
         DeptId = tf[2]["DeptId"].strip()
         db_cnx_string = tf[2]["db_cnx_string"].strip()
         # default connexion string
         if not db_cnx_string:
             db_name = "SCO" + DeptId.upper()
-            db_user = SCO_DEFAULT_SQL_USER
+            db_user = scu.SCO_DEFAULT_SQL_USER
             db_cnx_string = "user=%s dbname=%s port=%s" % (
                 db_user,
                 db_name,
-                SCO_DEFAULT_SQL_PORT,
+                scu.SCO_DEFAULT_SQL_PORT,
             )
         # vérifie que la bd existe et possede le meme nom de dept.
         try:
             cnx = psycopg2.connect(db_cnx_string)
-            cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+            cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
             cursor.execute("select * from sco_prefs where name='DeptName'")
         except:
             return _simple_error_page(
diff --git a/config/install_debian10.sh b/config/install_debian10.sh
index 6ef8406c..b3efab7a 100755
--- a/config/install_debian10.sh
+++ b/config/install_debian10.sh
@@ -95,9 +95,6 @@ apt-get -y install python-cracklib # was python-crack
 apt-get -y install python-icalendar
 apt-get -y install python-requests
 
-# XXX to fix: mx not needed anymore !
-apt-get -y install python-egenix-mxtools python-egenix-mxdatetime
-
 
 # ------------
 SVNVERSION=$(cd ..; svnversion)
diff --git a/config/postupgrade-db.py b/config/postupgrade-db.py
index 29f2c2ca..e423984c 100755
--- a/config/postupgrade-db.py
+++ b/config/postupgrade-db.py
@@ -1070,6 +1070,21 @@ for dept in get_depts():
         "etape",
         ["alter table notes_formsemestre_inscription add column etape text"],
     )
+    # Migre identite.sexe vers identite.civilite: normalise valeurs: M, F, X
+    check_field(
+        cnx,
+        "identite",
+        "civilite",
+        [
+            "UPDATE identite set sexe='M' where upper(sexe) = 'M' or upper(sexe) = 'M.' or upper(sexe) = 'MR' or upper(sexe) = 'H'",
+            "UPDATE identite set sexe='F' where upper(sexe) = 'F' or upper(sexe) = 'MME' or upper(sexe) = 'MLLE' or upper(sexe) = 'MELLE' or upper(sexe) = 'MLLE.' or upper(sexe) = 'F'",
+            "UPDATE identite set sexe='X' where sexe is NULL",
+            "ALTER TABLE identite RENAME COLUMN sexe TO civilite",
+            "ALTER TABLE identite ALTER COLUMN civilite SET NOT NULL",
+            "ALTER TABLE identite ADD CONSTRAINT civchk CHECK (civilite IN ('M', 'F', 'X'))",
+        ],
+    )
+
     # Add here actions to performs after upgrades:
     cnx.commit()
     cnx.close()
diff --git a/csv2rules.py b/csv2rules.py
index be06c95d..1bf8ed57 100755
--- a/csv2rules.py
+++ b/csv2rules.py
@@ -45,7 +45,27 @@ HEAD = """# -*- coding: utf-8 -*-
 #
 # Command: %s %s
 # 
-from sco_codes_parcours import *
+from sco_codes_parcours import (
+    DUTRule,
+    ADC,
+    ADJ,
+    ADM,
+    AJ,
+    ALL,
+    ATB,
+    ATJ,
+    ATT,
+    CMP,
+    NAR,
+    NEXT,
+    RA_OR_NEXT,
+    RA_OR_RS,
+    RAT,
+    REO,
+    REDOANNEE,
+    REDOSEM,
+    RS_OR_NEXT,
+)
 
 rules_source_file='%s'
 
@@ -55,15 +75,15 @@ rules_source_file='%s'
     sourcefile,
 )
 
-from sco_codes_parcours import *
+import sco_utils as scu
 
 
 def _fmt(s):
     if not s:
         return None
-    if strlower(s) in ("ok", "oui", "o", "y", "yes"):
+    if scu.strlower(s) in ("ok", "oui", "o", "y", "yes"):
         return True
-    if strlower(s) in ("no", "non"):
+    if scu.strlower(s) in ("no", "non"):
         return False
     if s == "*":
         return ALL
diff --git a/debug.py b/debug.py
index 55c64e26..52a31f7a 100644
--- a/debug.py
+++ b/debug.py
@@ -32,10 +32,13 @@ nt = context.Notes._getNotesCache().get_NotesTable(context.Notes, formsemestre_i
 
 """
 import pdb
+import pprint
 
-from notesdb import *
+import notesdb as ndb
+from notesdb import *  # pylint: disable=unused-wildcard-import
 from notes_log import log
-from sco_utils import *
+import sco_utils as scu
+from sco_utils import *  # pylint: disable=unused-wildcard-import
 
 from gen_tables import GenTable
 import sco_archives
@@ -106,7 +109,6 @@ class DummyRequest:
         self.AUTHENTICATED_USER = FakeUser("admin")
         self.form = {}
         self.URL = "http://scodoc/"
-        self.URL1 = self.URL
         self.URL0 = self.URL
         self.BASE0 = "localhost"
         self.REMOTE_HOST = "localhost"
diff --git a/html_sco_header.py b/html_sco_header.py
index 05ef45f2..89003b66 100644
--- a/html_sco_header.py
+++ b/html_sco_header.py
@@ -25,7 +25,9 @@
 #
 ##############################################################################
 
-from sco_utils import *
+import cgi
+
+import sco_utils as scu
 from sco_formsemestre_status import formsemestre_page_title
 
 """
@@ -95,7 +97,7 @@ def sco_header(
         "page_title": page_title or context.title_or_id(),
         "no_side_bar": no_side_bar,
         "ScoURL": context.ScoURL(),
-        "encoding": SCO_ENCODING,
+        "encoding": scu.SCO_ENCODING,
         "titrebandeau_mkup": "<td>" + titrebandeau + "</td>",
         "authuser": str(REQUEST.AUTHENTICATED_USER),
     }
@@ -224,7 +226,7 @@ def sco_header(
 
     # Body et bandeau haut:
     H.append("""<body %(bodyOnLoad_mkup)s>""" % params)
-    H.append(CUSTOM_HTML_HEADER)
+    H.append(scu.CUSTOM_HTML_HEADER)
     #
     if not no_side_bar:
         H.append(context.sidebar(REQUEST))
@@ -258,4 +260,6 @@ def sco_header(
 
 def sco_footer(context, REQUEST=None):
     """Main HTMl pages footer"""
-    return """</div><!-- /gtrcontent -->""" + CUSTOM_HTML_FOOTER + """</body></html>"""
+    return (
+        """</div><!-- /gtrcontent -->""" + scu.CUSTOM_HTML_FOOTER + """</body></html>"""
+    )
diff --git a/html_sidebar.py b/html_sidebar.py
index df7bb59b..e9e022fc 100644
--- a/html_sidebar.py
+++ b/html_sidebar.py
@@ -25,8 +25,14 @@
 #
 ##############################################################################
 
-from sco_utils import *
+import sco_utils as scu
 from sco_abs import getAbsSemEtud
+from sco_permissions import (
+    ScoUsersAdmin,
+    ScoUsersView,
+    ScoChangePreferences,
+    ScoAbsChange,
+)
 
 """
 Génération de la "sidebar" (marge gauche des pages HTML)
@@ -76,7 +82,7 @@ def sidebar_common(context, REQUEST=None):
 def sidebar(context, REQUEST=None):
     "Main HTML page sidebar"
     # rewritten from legacy DTML code
-    params = {"ScoURL": context.ScoURL(), "SCO_USER_MANUAL": SCO_USER_MANUAL}
+    params = {"ScoURL": context.ScoURL(), "SCO_USER_MANUAL": scu.SCO_USER_MANUAL}
 
     H = ['<div class="sidebar">', sidebar_common(context, REQUEST)]
 
@@ -97,7 +103,7 @@ def sidebar(context, REQUEST=None):
         # compte les absences du semestre en cours
         H.append(
             """<h2 id="insidebar-etud"><a href="%(ScoURL)s/ficheEtud?etudid=%(etudid)s" class="sidebar">
-    <font color="#FF0000">%(sexe)s %(nom_disp)s</font></a>
+    <font color="#FF0000">%(civilite_str)s %(nom_disp)s</font></a>
     </h2>
     <b>Absences</b>"""
             % params
@@ -142,7 +148,7 @@ def sidebar(context, REQUEST=None):
     # ---------
     H.append("</div><br/>&nbsp;")  # /etud-insidebar
     # Logo
-    scologo_img = icontag("scologo_img")
+    scologo_img = scu.icontag("scologo_img")
     H.append('<div class="logo-insidebar"><div class="logo-logo">%s<br/>' % scologo_img)
     H.append(
         """<a href="%(ScoURL)s/about" class="sidebar">A propos</a><br/>
diff --git a/intervals.py b/intervals.py
index 74140c0a..7517e603 100644
--- a/intervals.py
+++ b/intervals.py
@@ -173,17 +173,17 @@ if __name__ == "__main__":
         repr(i)
         == "{[None, 3] => 'My,', [3, 5] => 'Hello', [6, 7] => 'World', [8, 10] => '(Test)', [10, None] => '!'}"
     )
-    i[5.5:6] = "Cruel"
+    i[5.5:6] = "Cruel"  # pylint: disable=invalid-slice-index
     assert (
         repr(i)
         == "{[None, 3] => 'My,', [3, 5] => 'Hello', [5.5, 6] => 'Cruel', [6, 7] => 'World', [8, 10] => '(Test)', [10, None] => '!'}"
     )
-    i[6:6.5] = "And Harsh"
+    i[6:6.5] = "And Harsh"  # pylint: disable=invalid-slice-index
     assert (
         repr(i)
         == "{[None, 3] => 'My,', [3, 5] => 'Hello', [5.5, 6] => 'Cruel', [6, 6.5] => 'And Harsh', [6.5, 7] => 'World', [8, 10] => '(Test)', [10, None] => '!'}"
     )
-    i[5.9:6.6] = None
+    i[5.9:6.6] = None  # pylint: disable=invalid-slice-index
     assert (
         repr(i)
         == "{[None, 3] => 'My,', [3, 5] => 'Hello', [5.5, 5.9000000000000004] => 'Cruel', [6.5999999999999996, 7] => 'World', [8, 10] => '(Test)', [10, None] => '!'}"
@@ -222,9 +222,13 @@ if __name__ == "__main__":
         print("Test 3 skipped")
     else:
         i = intervalmap()
-        i[: datetime(2005, 10, 24)] = "A"
-        i[datetime(2005, 11, 11) : datetime(2005, 11, 17)] = "B"
-        i[datetime(2005, 11, 30) :] = "C"
+        i[: datetime(2005, 10, 24)] = "A"  # pylint: disable=invalid-slice-index
+        i[
+            datetime(2005, 11, 11) : datetime(  # pylint: disable=invalid-slice-index
+                2005, 11, 17
+            )
+        ] = "B"
+        i[datetime(2005, 11, 30) :] = "C"  # pylint: disable=invalid-slice-index
         assert i[datetime(2005, 9, 25)] == "A"
         assert i[datetime(2005, 10, 23)] == "A"
         assert i[datetime(2005, 10, 26)] == None
diff --git a/misc/createtables.sql b/misc/createtables.sql
index bb809dfe..bc937d0d 100644
--- a/misc/createtables.sql
+++ b/misc/createtables.sql
@@ -49,7 +49,7 @@ CREATE TABLE identite (
     etudid text DEFAULT notes_newid_etud('EID'::text) UNIQUE NOT NULL,
     nom text,
     prenom text,
-    sexe text,
+    civilite text NOT NULL CHECK (civilite IN ('M', 'F', 'X')),
     date_naissance date, -- new: date en texte
     lieu_naissance text,
     dept_naissance text,
diff --git a/misc/format_import_etudiants.txt b/misc/format_import_etudiants.txt
index 365a7136..658c6d2c 100644
--- a/misc/format_import_etudiants.txt
+++ b/misc/format_import_etudiants.txt
@@ -8,7 +8,7 @@ Code_INE;     text;     identite;   1; code INE;INE
 nom;          text;     identite;   0;  nom de l'etudiant;
 nom_usuel; text;    identite;   1;  nom usuel (si different);
 prenom;       text;     identite;   0;  prenom de l'etudiant
-sexe (H ou F);         text;     identite;   0;  sexe ('H' ou 'F');sexe;genre
+civilite;         text;     identite;   1;  sexe ('M', 'F', 'X');sexe;genre
 date_naissance;text;identite;   1;  date de naissance (jj/mm/aaaa)
 lieu_naissance;text;identite; 1; lieu de naissance
 nationalite;  text;     identite;   1;  nationalite
diff --git a/notes_log.py b/notes_log.py
index 2f8f159e..f0b386a7 100644
--- a/notes_log.py
+++ b/notes_log.py
@@ -1,13 +1,26 @@
 # -*- mode: python -*-
 # -*- coding: utf-8 -*-
 
-import pdb, os, sys, time, re, inspect
+import pdb
+import sys
+import os
+import re
+import inspect
+import time
 import traceback
 from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
 from email.mime.base import MIMEBase
 from email.header import Header
 
+from email.MIMEMultipart import (  # pylint: disable=no-name-in-module,import-error
+    MIMEMultipart,
+)
+from email.MIMEText import MIMEText  # pylint: disable=no-name-in-module,import-error
+from email.MIMEBase import MIMEBase  # pylint: disable=no-name-in-module,import-error
+from email.Header import Header  # pylint: disable=no-name-in-module,import-error
+from email import Encoders  # pylint: disable=no-name-in-module,import-error
+
 # Simple & stupid file logguer, used only to debug
 # (logging to SQL is done in scolog)
 
diff --git a/notes_table.py b/notes_table.py
index 550b65b9..38de3147 100644
--- a/notes_table.py
+++ b/notes_table.py
@@ -27,16 +27,19 @@
 
 """Calculs sur les notes et cache des resultats
 """
-from types import StringType
+from types import StringType, FloatType
+import time
 import pdb
 import inspect
 
+
 import scolars
 import sco_groups
 from notes_log import log, logCallStack
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
 import sco_codes_parcours
+from sco_codes_parcours import DEF, UE_SPORT, UE_is_fondamentale, UE_is_professionnelle
 from sco_parcours_dut import formsemestre_get_etud_capitalisation
 from sco_parcours_dut import list_formsemestre_utilisateurs_uecap
 import sco_parcours_dut
@@ -46,9 +49,15 @@ import sco_moduleimpl
 import sco_evaluations
 import sco_compute_moy
 from sco_formulas import NoteVector
+from sco_exceptions import (
+    AccessDenied,
+    NoteProcessError,
+    ScoException,
+    ScoValueError,
+)
 
 # Support for old user-written "bonus" functions with 2 args:
-BONUS_TWO_ARGS = len(inspect.getargspec(CONFIG.compute_bonus)[0]) == 2
+BONUS_TWO_ARGS = len(inspect.getargspec(scu.CONFIG.compute_bonus)[0]) == 2
 
 
 def comp_ranks(T):
@@ -107,7 +116,7 @@ def comp_etud_sum_coef_modules_ue(context, formsemestre_id, etudid, ue_id):
 
     (nécessaire pour éviter appels récursifs de nt, qui peuvent boucler)
     """
-    infos = SimpleDictFetch(
+    infos = ndb.SimpleDictFetch(
         context,
         """SELECT mod.coefficient
     FROM notes_modules mod, notes_moduleimpl mi, notes_moduleimpl_inscription ins
@@ -187,7 +196,7 @@ class NotesTable:
         for i in range(len(self.inscrlist)):
             rangalpha[self.inscrlist[i]["etudid"]] = i
 
-        self.bonus = DictDefault(defaultvalue=0)
+        self.bonus = scu.DictDefault(defaultvalue=0)
         # Notes dans les modules  { moduleimpl_id : { etudid: note_moyenne_dans_ce_module } }
         (
             self._modmoys,
@@ -363,29 +372,28 @@ class NotesTable:
     def get_sexnom(self, etudid):
         "M. DUPONT"
         etud = self.identdict[etudid]
-        return etud["sexe"] + " " + strupper(etud["nom_usuel"] or etud["nom"])
+        return (
+            etud["civilite_str"] + " " + scu.strupper(etud["nom_usuel"] or etud["nom"])
+        )
 
     def get_nom_short(self, etudid):
         "formatte nom d'un etud (pour table recap)"
         etud = self.identdict[etudid]
         # Attention aux caracteres multibytes pour decouper les 2 premiers:
         return (
-            strupper(etud["nom_usuel"] or etud["nom"])
+            scu.strupper(etud["nom_usuel"] or etud["nom"])
             + " "
-            + etud["prenom"].decode(SCO_ENCODING).capitalize()[:2].encode(SCO_ENCODING)
+            + etud["prenom"]
+            .decode(scu.SCO_ENCODING)
+            .capitalize()[:2]
+            .encode(scu.SCO_ENCODING)
             + "."
         )
 
     def get_nom_long(self, etudid):
         "formatte nom d'un etud:  M. Pierre DUPONT"
         etud = self.identdict[etudid]
-        return " ".join(
-            [
-                scolars.format_sexe(etud["sexe"]),
-                scolars.format_prenom(etud["prenom"]),
-                scolars.format_nom(etud["nom_usuel"] or etud["nom"]),
-            ]
-        )
+        return scolars.format_nomprenom(etud)
 
     def get_displayed_etud_code(self, etudid):
         'code à afficher sur les listings "anonymes"'
@@ -616,7 +624,7 @@ class NotesTable:
             # si 'NI', etudiant non inscrit a ce module
             if val != "NI":
                 est_inscrit = True
-            if modimpl["module"]["module_type"] == MODULE_STANDARD:
+            if modimpl["module"]["module_type"] == scu.MODULE_STANDARD:
                 coef = modimpl["module"]["coefficient"]
                 if modimpl["ue"]["type"] != UE_SPORT:
                     notes.append(val, name=modimpl["module"]["code"])
@@ -652,7 +660,7 @@ class NotesTable:
                     except:
                         # log('comp_etud_moy_ue: exception: val=%s coef=%s' % (val,coef))
                         pass
-            elif modimpl["module"]["module_type"] == MODULE_MALUS:
+            elif modimpl["module"]["module_type"] == scu.MODULE_MALUS:
                 try:
                     ue_malus += val
                 except:
@@ -672,7 +680,7 @@ class NotesTable:
             moy = sum_notes / sum_coefs
             if ue_malus:
                 moy -= ue_malus
-                moy = max(NOTES_MIN, min(moy, 20.0))
+                moy = max(scu.NOTES_MIN, min(moy, 20.0))
             moy_valid = True
         else:
             moy = "NA"
@@ -898,7 +906,7 @@ class NotesTable:
                     # mu["moy"] can be a number, or "NA", or "ERR" (user-defined UE formulas)
                     if (
                         (mu["ue"]["type"] != UE_SPORT)
-                        and isnumber(mu["moy"])
+                        and scu.isnumber(mu["moy"])
                         and (mu["est_inscrit"] or mu["is_capitalized"])
                     ):
                         coef_ue = mu["ue"]["coefficient"]
@@ -931,9 +939,11 @@ class NotesTable:
 
                     if BONUS_TWO_ARGS:
                         # backward compat: compute_bonus took only 2 args
-                        bonus = CONFIG.compute_bonus(notes_bonus_gen, coefs_bonus_gen)
+                        bonus = scu.CONFIG.compute_bonus(
+                            notes_bonus_gen, coefs_bonus_gen
+                        )
                     else:
-                        bonus = CONFIG.compute_bonus(
+                        bonus = scu.CONFIG.compute_bonus(
                             notes_bonus_gen, coefs_bonus_gen, infos=infos
                         )
                 self.bonus[etudid] = bonus
@@ -1023,7 +1033,7 @@ class NotesTable:
         Si l'étudiant est défaillant, met un code DEF sur toutes les UE
         """
         cnx = self.context.GetDBConnexion()
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         cursor.execute(
             "select etudid, code, assidu, compense_formsemestre_id, event_date from scolar_formsemestre_validation where formsemestre_id=%(formsemestre_id)s and ue_id is NULL;",
             {"formsemestre_id": self.formsemestre_id},
@@ -1040,7 +1050,7 @@ class NotesTable:
                 "code": code,
                 "assidu": assidu,
                 "compense_formsemestre_id": compense_formsemestre_id,
-                "event_date": DateISOtoDMY(event_date),
+                "event_date": ndb.DateISOtoDMY(event_date),
             }
 
         self.decisions_jury = decisions_jury
@@ -1089,7 +1099,7 @@ class NotesTable:
             decisions_jury_ues[etudid][ue_id] = {
                 "code": code,
                 "ects": ects,  # 0. si non UE validée ou si mode de calcul different (?)
-                "event_date": DateISOtoDMY(event_date),
+                "event_date": ndb.DateISOtoDMY(event_date),
             }
 
         self.decisions_jury_ues = decisions_jury_ues
@@ -1146,7 +1156,7 @@ class NotesTable:
         ue_capitalisees = { etudid :
                              [{ 'moy':, 'event_date' : ,'formsemestre_id' : }, ...] }
         """
-        self.ue_capitalisees = DictDefault(defaultvalue=[])
+        self.ue_capitalisees = scu.DictDefault(defaultvalue=[])
         cnx = None
         for etudid in self.get_etudids():
             capital = formsemestre_get_etud_capitalisation(
@@ -1281,13 +1291,13 @@ class NotesTable:
         (ne compte que les notes en attente dans des évaluation avec coef. non nul).
         """
         cnx = self.context.GetDBConnexion()
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         cursor.execute(
             "select n.* from notes_notes n, notes_evaluation e, notes_moduleimpl m, notes_moduleimpl_inscription i where n.etudid = %(etudid)s and n.value = %(code_attente)s and n.evaluation_id=e.evaluation_id and e.moduleimpl_id=m.moduleimpl_id and m.formsemestre_id=%(formsemestre_id)s and e.coefficient != 0 and m.moduleimpl_id=i.moduleimpl_id and i.etudid=%(etudid)s",
             {
                 "formsemestre_id": self.formsemestre_id,
                 "etudid": etudid,
-                "code_attente": NOTES_ATTENTE,
+                "code_attente": scu.NOTES_ATTENTE,
             },
         )
         return len(cursor.fetchall()) > 0
@@ -1331,7 +1341,7 @@ class CacheNotesTable:
         # Cache des classeur PDF (bulletins)
         self.pdfcache = {}  # { formsemestre_id : (filename, pdfdoc) }
         # Listeners:
-        self.listeners = DictDefault(
+        self.listeners = scu.DictDefault(
             defaultvalue={}
         )  # {formsemestre_id : {listener_id : callback }}
 
diff --git a/notesdb.py b/notesdb.py
index 09e51a3b..5911978c 100644
--- a/notesdb.py
+++ b/notesdb.py
@@ -5,10 +5,11 @@ import pdb, os, sys, string
 import traceback
 import psycopg2
 import psycopg2.pool
+import psycopg2.extras
 import thread
 from notes_log import log
-from sco_exceptions import *
-from types import *
+from sco_exceptions import ScoException, ScoValueError, NoteProcessError
+from types import StringType
 from cgi import escape
 import datetime
 
@@ -67,16 +68,17 @@ def GetUsersDBConnexion(context, autocommit=True):
     return cnx
 
 
+# Nota:  on pourrait maintenant utiliser psycopg2.extras.DictCursor
 class ScoDocCursor(psycopg2.extensions.cursor):
     """A database cursor emulating some methods of psycopg v1 cursors"""
 
-    def dictfetchall(cursor):
-        col_names = [d[0] for d in cursor.description]
-        return [dict(zip(col_names, row)) for row in cursor.fetchall()]
+    def dictfetchall(self):
+        col_names = [d[0] for d in self.description]
+        return [dict(zip(col_names, row)) for row in self.fetchall()]
 
-    def dictfetchone(cursor):
-        col_names = [d[0] for d in cursor.description]
-        row = cursor.fetchone()
+    def dictfetchone(self):
+        col_names = [d[0] for d in self.description]
+        row = self.fetchone()
         if row:
             return dict(zip(col_names, row))
         else:
@@ -173,7 +175,7 @@ def DBSelectArgs(
     cond = ""
     i = 1
     cl = []
-    for (aux_tab, aux_id) in aux_tables:
+    for (_, aux_id) in aux_tables:
         cl.append("T0.%s = T%d.%s" % (id_name, i, aux_id))
         i = i + 1
     cond += " and ".join(cl)
diff --git a/pe_avislatex.py b/pe_avislatex.py
index 5046eed1..3723530b 100644
--- a/pe_avislatex.py
+++ b/pe_avislatex.py
@@ -30,12 +30,14 @@
 #  conçu et développé par Cléo Baras (IUT de Grenoble)
 ##############################################################################
 
+import os
 import codecs
 import re
 import scolars
 import pe_jurype, pe_tagtable, pe_tools
 
-from sco_utils import *
+import sco_utils as scu
+from notes_log import log
 import scolars
 
 import pe_jurype, pe_tagtable, pe_tools
@@ -55,7 +57,7 @@ def get_code_latex_from_modele(fichier):
     vers le modele : attention pas de vérification du format d'encodage
     Le fichier doit donc etre enregistré avec le même codage que ScoDoc (utf-8)
     """
-    fid_latex = codecs.open(fichier, "r", encoding=SCO_ENCODING)
+    fid_latex = codecs.open(fichier, "r", encoding=scu.SCO_ENCODING)
     un_avis_latex = fid_latex.read()
     fid_latex.close()
     return un_avis_latex
@@ -72,7 +74,7 @@ def get_code_latex_from_scodoc_preference(
     template_latex = context.get_preference(champ, formsemestre_id)
     # Conversion du template en unicode:
     if template_latex:
-        template_latex = template_latex.decode(SCO_ENCODING)
+        template_latex = template_latex.decode(scu.SCO_ENCODING)
     else:
         template_latex = u""  # EV: preference non définie (None)
 
@@ -119,10 +121,14 @@ def comp_latex_parcourstimeline(etudiant, promo, taille=17):
     \\end{parcourstimeline}
     """
     reslatex = codelatexDebut
-    reslatex = reslatex.replace("**debut**", etudiant["entree"].decode(SCO_ENCODING))
-    reslatex = reslatex.replace("**fin**", str(etudiant["promo"]).decode(SCO_ENCODING))
     reslatex = reslatex.replace(
-        "**nbreSemestres**", str(etudiant["nbSemestres"]).decode(SCO_ENCODING)
+        "**debut**", etudiant["entree"].decode(scu.SCO_ENCODING)
+    )
+    reslatex = reslatex.replace(
+        "**fin**", str(etudiant["promo"]).decode(scu.SCO_ENCODING)
+    )
+    reslatex = reslatex.replace(
+        "**nbreSemestres**", str(etudiant["nbSemestres"]).decode(scu.SCO_ENCODING)
     )
     # Tri du parcours par ordre croissant : de la forme descr, nom sem date-date
     parcours = etudiant["parcours"][::-1]  # EV: XXX je ne comprend pas ce commentaire ?
@@ -179,7 +185,7 @@ def get_code_latex_avis_etudiant(
     # Recherche des tags dans le fichier
     tags_latex = get_tags_latex(code)
     if DEBUG:
-        print("Les tags" + str(tags_latex))
+        log("Les tags" + str(tags_latex))
 
     # Interprète et remplace chaque tags latex par les données numériques de l'étudiant (y compris les
     # tags "macros" tels que parcourstimeline
@@ -207,17 +213,16 @@ def get_code_latex_avis_etudiant(
         elif tag_latex == u"bilanParTag":
             valeur = get_bilanParTag(donnees_etudiant)
 
-        # Les tags "simples": par ex. nom, prenom, sexe, ...
+        # Les tags "simples": par ex. nom, prenom, civilite, ...
         else:
             if tag_latex in donnees_etudiant:
-                valeur = donnees_etudiant[tag_latex].decode(SCO_ENCODING)
+                valeur = donnees_etudiant[tag_latex].decode(scu.SCO_ENCODING)
             elif tag_latex in prefs:  # les champs **NomResponsablePE**, ...
                 valeur = pe_tools.escape_for_latex(prefs[tag_latex]).decode(
-                    SCO_ENCODING
+                    scu.SCO_ENCODING
                 )
 
         # Gestion des pb d'encodage XXX debug
-        # print(tag_latex, valeur)
         assert isinstance(tag_latex, unicode)
         assert isinstance(valeur, unicode)
 
@@ -244,7 +249,7 @@ def get_annotation_PE(context, etudid, tag_annotation_pe):
         exp = re.compile(r"^" + tag_annotation_pe)
 
         for a in annotations:
-            commentaire = unescape_html(a["comment"]).decode(SCO_ENCODING)
+            commentaire = scu.unescape_html(a["comment"]).decode(scu.SCO_ENCODING)
             if exp.match(commentaire):  # tag en début de commentaire ?
                 a["comment_u"] = commentaire  # unicode, HTML non quoté
                 annotationsPE.append(
@@ -282,7 +287,6 @@ def str_from_syntheseJury(donnees_etudiant, aggregat, groupe, tag_scodoc, champ)
             for chp in champ
         ]
     else:  # champ = str à priori
-        # print(champ)
         valeur = DONNEE_MANQUANTE
         if (
             (aggregat in donnees_etudiant)
@@ -316,7 +320,6 @@ def str_from_syntheseJury(donnees_etudiant, aggregat, groupe, tag_scodoc, champ)
                     else:
                         valeur = u"%s" % donnees_numeriques[indice_champ]
 
-        # print(valeur)
         return valeur
 
 
@@ -339,7 +342,7 @@ def get_bilanParTag(donnees_etudiant, groupe="groupe"):
 
     lignes = []
     valeurs = {"note": [], "rang": []}
-    for (indice_aggregat, (aggregat, intitule, ordre)) in enumerate(entete):
+    for (indice_aggregat, (aggregat, intitule, _)) in enumerate(entete):
         # print("> " + aggregat)
         # listeTags = jury.get_allTagForAggregat(aggregat)  # les tags de l'aggrégat
         listeTags = [
@@ -366,25 +369,20 @@ def get_bilanParTag(donnees_etudiant, groupe="groupe"):
                 ("\\textit{" + rang + "}") if note else ""
             )  # rang masqué si pas de notes
 
-    # pprint.pprint(valeurs)
-    # print(len(entete))
     code_latex = u"\\begin{tabular}{|c|" + "|c" * (len(entete)) + "|}\n"
     code_latex += u"\\hline \n"
     code_latex += (
         u" & "
-        + " & ".join(
-            ["\\textbf{" + intitule + "}" for (agg, intitule, ordre) in entete]
-        )
+        + " & ".join(["\\textbf{" + intitule + "}" for (agg, intitule, _) in entete])
         + " \\\\ \n"
     )
     code_latex += u"\\hline"
     code_latex += u"\\hline \n"
     for (i, ligne_val) in enumerate(valeurs["note"]):
         titre = lignes[i]  # règle le pb d'encodage
-        # print titre, ligne_val
         code_latex += (
             u"\\textbf{"
-            + titre.decode(SCO_ENCODING)
+            + titre.decode(scu.SCO_ENCODING)
             + u"} & "
             + " & ".join(ligne_val)
             + u"\\\\ \n"
@@ -412,9 +410,11 @@ def get_avis_poursuite_par_etudiant(
     if pe_tools.PE_DEBUG:
         pe_tools.pe_print(jury.syntheseJury[etudid]["nom"] + " " + etudid)
 
-    sexe = jury.syntheseJury[etudid]["sexe"].decode(SCO_ENCODING)
-    nom = jury.syntheseJury[etudid]["nom"].replace(" ", "-").decode(SCO_ENCODING)
-    prenom = jury.syntheseJury[etudid]["prenom"].replace(" ", "-").decode(SCO_ENCODING)
+    civilite_str = jury.syntheseJury[etudid]["civilite_str"].decode(scu.SCO_ENCODING)
+    nom = jury.syntheseJury[etudid]["nom"].replace(" ", "-").decode(scu.SCO_ENCODING)
+    prenom = (
+        jury.syntheseJury[etudid]["prenom"].replace(" ", "-").decode(scu.SCO_ENCODING)
+    )
 
     nom_fichier = (
         u"avis_poursuite_"
@@ -429,7 +429,9 @@ def get_avis_poursuite_par_etudiant(
 
     # Entete (commentaire)
 
-    contenu_latex = u"%% ---- Etudiant: " + sexe + " " + nom + " " + prenom + u"\n"
+    contenu_latex = (
+        u"%% ---- Etudiant: " + civilite_str + " " + nom + " " + prenom + u"\n"
+    )
 
     # les annnotations
     annotationPE = get_annotation_PE(
@@ -460,11 +462,11 @@ def get_templates_from_distrib(template="avis"):
 
     if template in ["avis", "footer"]:
         # pas de preference pour le template: utilise fichier du serveur
-        p = os.path.join(SCO_SRC_DIR, pe_local_tmpl)
+        p = os.path.join(scu.SCO_SRC_DIR, pe_local_tmpl)
         if os.path.exists(p):
             template_latex = get_code_latex_from_modele(p)
         else:
-            p = os.path.join(SCO_SRC_DIR, pe_default_tmpl)
+            p = os.path.join(scu.SCO_SRC_DIR, pe_default_tmpl)
             if os.path.exists(p):
                 template_latex = get_code_latex_from_modele(p)
             else:
@@ -502,7 +504,7 @@ def table_syntheseAnnotationPE(context, syntheseJury, tag_annotation_pe):
         [syntheseJury[etudid]["nbSemestres"] for etudid in etudids]
     )  # le nombre de semestre le + grand
 
-    infos = ["sexe", "nom", "prenom", "age", "nbSemestres"]
+    infos = ["civilite", "nom", "prenom", "age", "nbSemestres"]
     entete = ["etudid"]
     entete.extend(infos)
     entete.extend(["P%d" % i for i in range(1, maxParcours + 1)])  # ajout du parcours
@@ -518,7 +520,7 @@ def table_syntheseAnnotationPE(context, syntheseJury, tag_annotation_pe):
         # Les info générales:
         row = {
             "etudid": etudid,
-            "sexe": e["sexe"],
+            "civilite": e["civilite"],
             "nom": e["nom"],
             "prenom": e["prenom"],
             "age": e["age"],
@@ -534,7 +536,9 @@ def table_syntheseAnnotationPE(context, syntheseJury, tag_annotation_pe):
         annotationPE = get_annotation_PE(
             context, etudid, tag_annotation_pe=tag_annotation_pe
         )
-        row["Annotation PE"] = annotationPE.encode(SCO_ENCODING) if annotationPE else ""
+        row["Annotation PE"] = (
+            annotationPE.encode(scu.SCO_ENCODING) if annotationPE else ""
+        )
         rows.append(row)
 
     T = GenTable(
diff --git a/pe_jurype.py b/pe_jurype.py
index cc000237..0b0fad77 100644
--- a/pe_jurype.py
+++ b/pe_jurype.py
@@ -42,6 +42,7 @@ Created on Fri Sep  9 09:15:05 2016
 # a l'edition d'un jury de poursuites d'etudes
 # ----------------------------------------------------------
 
+import os
 
 try:
     from cStringIO import StringIO
@@ -54,10 +55,9 @@ from zipfile import ZipFile, BadZipfile
 import pprint
 
 from gen_tables import GenTable, SeqGenTable
-
+import sco_utils as scu
 import sco_codes_parcours  # sco_codes_parcours.NEXT -> sem suivant
 import sco_report
-from sco_utils import *
 
 import pe_tagtable, pe_tools, pe_avislatex, pe_semestretag, pe_settag
 
@@ -85,7 +85,7 @@ class JuryPE:
                 - context : le contexte Zope
                 - juryEtudDict : dictionnaire récapitulant les étudiants participant au jury PE (données administratives +
                                 celles des semestres valides à prendre en compte permettant le calcul des moyennes  ...
-                                {'etudid : { 'nom', 'prenom', 'sexe', 'diplome', '',  }}
+                                {'etudid : { 'nom', 'prenom', 'civilite', 'diplome', '',  }}
                                 Rq: il contient à la fois les étudiants qui vont être diplomés à la date prévue
                                 et ceux qui sont éliminés (abandon, redoublement, ...) pour affichage alternatif
 
@@ -450,15 +450,15 @@ class JuryPE:
                         end="",
                     )
 
-            if pe_tools.PE_DEBUG and pe_tools.PE_DEBUG >= 2:
-                print
+            # if pe_tools.PE_DEBUG and pe_tools.PE_DEBUG >= 2:
+            #    print
 
     # ------------------------------------------------------------------------------------------------------------------
     def est_un_etudiant_reoriente_ou_demissionnaire(self, etudid):
         """Renvoie True si l'étudiant est réorienté (NAR) ou démissionnaire (DEM)"""
         reponse = False
         etud = self.get_cache_etudInfo_d_un_etudiant(self.context, etudid)
-        (code, parcours) = sco_report.get_codeparcoursetud(self.context.Notes, etud)
+        (_, parcours) = sco_report.get_codeparcoursetud(self.context.Notes, etud)
         if (
             len(set(sco_codes_parcours.CODES_SEM_REO.keys()) & set(parcours.values()))
             > 0
@@ -812,7 +812,7 @@ class JuryPE:
             self.syntheseJury[etudid] = {
                 "nom": etudinfo["nom"],
                 "prenom": etudinfo["prenom"],
-                "sexe": etudinfo["sexe"],
+                "civilite": etudinfo["civilite"],
                 "age": str(pe_tools.calcul_age(etudinfo["date_naissance"])),
                 "lycee": etudinfo["nomlycee"]
                 + (
@@ -862,13 +862,13 @@ class JuryPE:
 
     def get_dateEntree(self, etudid):
         """Renvoie l'année d'entrée de l'étudiant à l'IUT"""
-        etudinfo = self.ETUDINFO_DICT[etudid]
+        # etudinfo = self.ETUDINFO_DICT[etudid]
         semDeb = self.get_semestresDUT_d_un_etudiant(etudid)[-1]  # le 1er sem à l'IUT
         return semDeb["annee_debut"]
 
     def get_parcoursIUT(self, etudid):
         """Renvoie une liste d'infos sur les semestres du parcours d'un étudiant"""
-        etudinfo = self.ETUDINFO_DICT[etudid]
+        # etudinfo = self.ETUDINFO_DICT[etudid]
         sems = self.get_semestresDUT_d_un_etudiant(etudid)
 
         infos = []
@@ -985,7 +985,7 @@ class JuryPE:
             [self.syntheseJury[etudid]["nbSemestres"] for etudid in etudids]
         )
 
-        infos = ["sexe", "nom", "prenom", "age", "nbSemestres"]
+        infos = ["civilite", "nom", "prenom", "age", "nbSemestres"]
         entete = ["etudid"]
         entete.extend(infos)
         entete.extend(["P%d" % i for i in range(1, maxParcours + 1)])
@@ -1036,7 +1036,7 @@ class JuryPE:
                 # Les info générales:
                 row = {
                     "etudid": etudid,
-                    "sexe": e["sexe"],
+                    "civilite": e["civilite"],
                     "nom": e["nom"],
                     "prenom": e["prenom"],
                     "age": e["age"],
@@ -1073,7 +1073,7 @@ class JuryPE:
                             if mode == "singlesheet"
                             else "%s " % (sem)
                         )
-                        row[champ + "note"] = fmt_note(resgroupe[0])
+                        row[champ + "note"] = scu.fmt_note(resgroupe[0])
                         row[champ + "class groupe"] = "%s / %s" % (
                             resgroupe[2],
                             resgroupe[3],
@@ -1083,11 +1083,12 @@ class JuryPE:
                             respromo[3],
                         )
                         row[champ + "min/moy/max groupe"] = "%s / %s / %s" % tuple(
-                            fmt_note(x)
+                            scu.fmt_note(x)
                             for x in (resgroupe[6], resgroupe[4], resgroupe[5])
                         )
                         row[champ + "min/moy/max promo"] = "%s / %s / %s" % tuple(
-                            fmt_note(x) for x in (respromo[6], respromo[4], respromo[5])
+                            scu.fmt_note(x)
+                            for x in (respromo[6], respromo[4], respromo[5])
                         )
                 rows.append(row)
 
diff --git a/pe_semestretag.py b/pe_semestretag.py
index cfb47ce7..7509ea90 100644
--- a/pe_semestretag.py
+++ b/pe_semestretag.py
@@ -35,8 +35,10 @@ Created on Fri Sep  9 09:15:05 2016
 
 @author: barasc
 """
-import notes_table
 import datetime
+
+from notes_log import log
+import notes_table
 import sco_codes_parcours
 import sco_tag_module
 import sco_utils
@@ -57,14 +59,14 @@ class SemestreTag(pe_tagtable.TableTag):
     Attributs supplémentaires :
     - inscrlist/identdict: étudiants inscrits hors démissionnaires ou défaillants
     - _tagdict : Dictionnaire résumant les tags et les modules du semestre auxquels ils sont liés
-    - _sum_coeff_semestre : la somme des coeffs du semestre
+
 
     Attributs hérités de TableTag :
     - nom :
     - resultats: {tag: { etudid: (note_moy, somme_coff), ...} , ...}
     - rang
     - statistiques
-    
+
     Redéfinition :
     - get_etudids() : les etudids des étudiants non défaillants ni démissionnaires
     """
@@ -111,7 +113,7 @@ class SemestreTag(pe_tagtable.TableTag):
         self.modimpls = [
             modimpl
             for modimpl in self.nt._modimpls
-            if modimpl["ue"]["type"] == sco_utils.UE_STANDARD
+            if modimpl["ue"]["type"] == sco_codes_parcours.UE_STANDARD
         ]  # la liste des modules (objet modimpl)
         # self._modimpl_ids = [modimpl['moduleimpl_id'] for modimpl in self._modimpls] # la liste de id des modules (modimpl_id)
         self.somme_coeffs = sum(
@@ -136,8 +138,7 @@ class SemestreTag(pe_tagtable.TableTag):
 
     # -----------------------------------------------------------------------------
     def get_etudids(self):
-        """Renvoie la liste des etud_id des étudiants inscrits au semestre
-        """
+        """Renvoie la liste des etud_id des étudiants inscrits au semestre"""
         return [etud["etudid"] for etud in self.inscrlist]
 
     # -----------------------------------------------------------------------------
@@ -154,7 +155,7 @@ class SemestreTag(pe_tagtable.TableTag):
         Renvoie le dictionnaire ainsi construit.
 
         Rq: choix fait de repérer les modules par rapport à leur modimpl_id (valable uniquement pour un semestre), car
-        correspond à la majorité des calculs de moyennes pour les étudiants 
+        correspond à la majorité des calculs de moyennes pour les étudiants
         (seuls ceux qui ont capitalisé des ue auront un régime de calcul différent).
         """
         tagdict = {}
@@ -227,7 +228,7 @@ class SemestreTag(pe_tagtable.TableTag):
 
     # -----------------------------------------------------------------------------
     def get_noteEtCoeff_modimpl(self, modimpl_id, etudid, profondeur=2):
-        """ Renvoie un couple donnant la note et le coeff normalisé d'un étudiant à un module d'id modimpl_id.
+        """Renvoie un couple donnant la note et le coeff normalisé d'un étudiant à un module d'id modimpl_id.
         La note et le coeff sont extraits :
         1) soit des données du semestre en normalisant le coefficient par rapport à la somme des coefficients des modules du semestre,
         2) soit des données des UE précédemment capitalisées, en recherchant un module de même CODE que le modimpl_id proposé,
@@ -313,10 +314,10 @@ class SemestreTag(pe_tagtable.TableTag):
     # -----------------------------------------------------------------------------
     def get_listesNotesEtCoeffsTagEtudiant(self, tag, etudid):
         """Renvoie un triplet (notes, coeffs_norm, ponderations) où notes, coeff_norm et ponderation désignent trois listes
-         donnant -pour un tag donné- les note, coeff et ponderation de chaque modimpl à prendre en compte dans
-         le calcul de la moyenne du tag.
-         Les notes et coeff_norm sont extraits grâce à SemestreTag.get_noteEtCoeff_modimpl (donc dans semestre courant ou UE capitalisée).
-         Les pondérations sont celles déclarées avec le tag (cf. _tagdict). """
+        donnant -pour un tag donné- les note, coeff et ponderation de chaque modimpl à prendre en compte dans
+        le calcul de la moyenne du tag.
+        Les notes et coeff_norm sont extraits grâce à SemestreTag.get_noteEtCoeff_modimpl (donc dans semestre courant ou UE capitalisée).
+        Les pondérations sont celles déclarées avec le tag (cf. _tagdict)."""
 
         notes = []
         coeffs_norm = []
@@ -382,7 +383,7 @@ class SemestreTag(pe_tagtable.TableTag):
                         + (
                             "%1.5f" % (coeff * self.somme_coeffs)
                             if coeff != None and isinstance(coeff, float)
-                            else str(coeff * self._sum_coeff_semestre)
+                            else "???"  # str(coeff * self._sum_coeff_semestre) # voir avec Cléo
                         )
                         + delim
                     )
@@ -471,14 +472,15 @@ def comp_coeff_pond(coeffs, ponderations):
 # -----------------------------------------------------------------------------
 def get_moduleimpl(nt, modimpl_id):
     """Renvoie l'objet modimpl dont l'id est modimpl_id fourni dans la note table nt,
-       en utilisant l'attribut nt._modimpls"""
+    en utilisant l'attribut nt._modimpls"""
     modimplids = [
         modimpl["moduleimpl_id"] for modimpl in nt._modimpls
     ]  # la liste de id des modules (modimpl_id)
     if modimpl_id not in modimplids:
         if SemestreTag.DEBUG:
-            print "SemestreTag.get_moduleimpl( %s ) : le modimpl recherche n'existe pas" % (
-                modimpl_id
+            log(
+                "SemestreTag.get_moduleimpl( %s ) : le modimpl recherche n'existe pas"
+                % (modimpl_id)
             )
         return None
     return nt._modimpls[modimplids.index(modimpl_id)]
diff --git a/pe_settag.py b/pe_settag.py
index 38bfc566..7d46b7c6 100644
--- a/pe_settag.py
+++ b/pe_settag.py
@@ -36,7 +36,7 @@ Created on Fri Sep  9 09:15:05 2016
 @author: barasc
 """
 
-from pe_tools import *
+from pe_tools import pe_print, PE_DEBUG
 
 import pe_tagtable
 import pe_semestretag
diff --git a/pe_tagtable.py b/pe_tagtable.py
index fcdcd178..56ea883c 100644
--- a/pe_tagtable.py
+++ b/pe_tagtable.py
@@ -210,7 +210,7 @@ class TableTag:
         ]
         nb_notes_valides = len(notes_valides)
         if nb_notes_valides > 0:
-            (moy, coeff) = moyenne_ponderee_terme_a_terme(notes_valides, force=True)
+            (moy, _) = moyenne_ponderee_terme_a_terme(notes_valides, force=True)
             self.statistiques[tag] = (moy, max(notes_valides), min(notes_valides))
 
     # ************************************************************************
diff --git a/pe_tools.py b/pe_tools.py
index 98649b5c..58948982 100644
--- a/pe_tools.py
+++ b/pe_tools.py
@@ -37,12 +37,14 @@ Created on Thu Sep  8 09:36:33 2016
 """
 from __future__ import print_function
 
+import os
 import datetime
 import operator
 import re
 import unicodedata
 
-from sco_utils import *
+import sco_utils as scu
+from notes_log import log
 import notes_table
 
 PE_DEBUG = 0
@@ -175,7 +177,7 @@ def add_pe_stuff_to_zip(context, zipfile, ziproot):
 
     Also copy logos
     """
-    PE_AUX_DIR = os.path.join(SCO_SRC_DIR, "config/doc_poursuites_etudes")
+    PE_AUX_DIR = os.path.join(scu.SCO_SRC_DIR, "config/doc_poursuites_etudes")
     distrib_dir = os.path.join(PE_AUX_DIR, "distrib")
     distrib_pathnames = list_directory_filenames(
         distrib_dir
@@ -204,7 +206,7 @@ def add_pe_stuff_to_zip(context, zipfile, ziproot):
     # Logos: (add to logos/ directory in zip)
     logos_names = ["logo_header.jpg", "logo_footer.jpg"]
     for f in logos_names:
-        logo = os.path.join(SCODOC_LOGOS_DIR, f)
+        logo = os.path.join(scu.SCODOC_LOGOS_DIR, f)
         if os.path.isfile(logo):
             add_local_file_to_zip(zipfile, ziproot, logo, "avis/logos/" + f)
 
@@ -215,7 +217,7 @@ JURY_SYNTHESE_POUR_DEBUG = {
     "EID1810": {
         "nom": "ROUX",
         "entree": "2016",
-        "sexe": "M.",
+        "civilite_str": "M.",
         "promo": 2016,
         "S2": {
             "groupe": {
diff --git a/pe_view.py b/pe_view.py
index 09837713..39ee9758 100644
--- a/pe_view.py
+++ b/pe_view.py
@@ -35,7 +35,7 @@
 
 """
 
-from sco_utils import *
+import sco_utils as scu
 from notes_log import log
 import sco_formsemestre
 import sco_formsemestre_status
@@ -44,7 +44,7 @@ from gen_tables import GenTable
 import sco_codes_parcours
 
 import pe_tools
-from pe_tools import *
+from pe_tools import PE_LATEX_ENCODING
 import pe_tagtable
 import pe_semestretag
 import pe_settag
@@ -110,7 +110,7 @@ def pe_view_sem_recap(
     # template fourni via le formulaire Web
     if avis_tmpl_file:
         template_latex = avis_tmpl_file.read()
-        template_latex = template_latex.decode(SCO_ENCODING)
+        template_latex = template_latex.decode(scu.SCO_ENCODING)
     else:
         # template indiqué dans préférences ScoDoc ?
         template_latex = pe_avislatex.get_code_latex_from_scodoc_preference(
@@ -127,7 +127,7 @@ def pe_view_sem_recap(
     # template fourni via le formulaire Web
     if footer_tmpl_file:
         footer_latex = footer_tmpl_file.read()
-        footer_latex = footer_latex.decode(SCO_ENCODING)
+        footer_latex = footer_latex.decode(scu.SCO_ENCODING)
     else:
         footer_latex = pe_avislatex.get_code_latex_from_scodoc_preference(
             context, formsemestre_id, champ="pe_avis_latex_footer"
diff --git a/sco_abs_notification.py b/sco_abs_notification.py
index 19a86a15..b02f46b1 100644
--- a/sco_abs_notification.py
+++ b/sco_abs_notification.py
@@ -31,13 +31,15 @@
 
 Il suffit d'appeler abs_notify() après chaque ajout d'absence.
 """
+import datetime
 
 from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
 from email.header import Header
 
-from notesdb import *
-from sco_utils import *
+
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
 from scolog import logdb
 import sco_bulletins
@@ -54,8 +56,8 @@ def abs_notify(context, etudid, date):
     if not sem:
         return  # non inscrit a la date, pas de notification
 
-    debut_sem = DateDMYtoISO(sem["date_debut"])
-    fin_sem = DateDMYtoISO(sem["date_fin"])
+    debut_sem = ndb.DateDMYtoISO(sem["date_debut"])
+    fin_sem = ndb.DateDMYtoISO(sem["date_fin"])
     nbabs = context.CountAbs(etudid, debut=debut_sem, fin=fin_sem)
     nbabsjust = context.CountAbsJust(etudid, debut=debut_sem, fin=fin_sem)
 
@@ -108,12 +110,12 @@ def abs_notify_send(
     """Actually send the notification by email, and register it in database"""
     cnx = context.GetDBConnexion()
     log("abs_notify: sending notification to %s" % destinations)
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     for email in destinations:
         del msg["To"]
         msg["To"] = email
         context.sendEmail(msg)
-        SimpleQuery(
+        ndb.SimpleQuery(
             context,
             """insert into absences_notifications (etudid, email, nbabs, nbabsjust, formsemestre_id) values (%(etudid)s, %(email)s, %(nbabs)s, %(nbabsjust)s, %(formsemestre_id)s)""",
             vars(),
@@ -200,7 +202,7 @@ def etud_nbabs_last_notified(context, etudid, formsemestre_id=None):
     """nbabs lors de la dernière notification envoyée pour cet étudiant dans ce semestre
     ou sans semestre (ce dernier cas est nécessaire pour la transition au nouveau code)"""
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         """select * from absences_notifications where etudid = %(etudid)s and (formsemestre_id = %(formsemestre_id)s or formsemestre_id is NULL) order by notification_date desc""",
         vars(),
@@ -215,17 +217,15 @@ def etud_nbabs_last_notified(context, etudid, formsemestre_id=None):
 def user_nbdays_since_last_notif(context, email_addr, etudid):
     """nb days since last notification to this email, or None if no previous notification"""
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         """select * from absences_notifications where email = %(email_addr)s and etudid=%(etudid)s order by notification_date desc""",
         {"email_addr": email_addr, "etudid": etudid},
     )
     res = cursor.dictfetchone()
     if res:
-        mxd = res["notification_date"]  # mx.DateTime instance
-        lastdate = datetime.datetime(mxd.year, mxd.month, mxd.day)
-        now = datetime.datetime.now()
-        return (now - lastdate).days
+        now = datetime.datetime.now(res["notification_date"].tzinfo)
+        return (now - res["notification_date"]).days
     else:
         return None
 
@@ -254,10 +254,10 @@ def abs_notification_message(context, sem, prefs, etudid, nbabs, nbabsjust):
     subject = """Trop d'absences pour %(nomprenom)s""" % etud
     #
     msg = MIMEMultipart()
-    subj = Header("[ScoDoc] " + subject, SCO_ENCODING)
+    subj = Header("[ScoDoc] " + subject, scu.SCO_ENCODING)
     msg["Subject"] = subj
     msg["From"] = prefs["email_from_addr"]
-    txt = MIMEText(txt, "plain", SCO_ENCODING)
+    txt = MIMEText(txt, "plain", scu.SCO_ENCODING)
     msg.attach(txt)
     return msg
 
@@ -270,7 +270,7 @@ def retreive_current_formsemestre(context, etudid, cur_date):
     WHERE sem.formsemestre_id = i.formsemestre_id AND i.etudid=%(etudid)s
     AND (%(cur_date)s >= sem.date_debut) AND (%(cur_date)s <= sem.date_fin)"""
 
-    r = SimpleDictFetch(context, req, {"etudid": etudid, "cur_date": cur_date})
+    r = ndb.SimpleDictFetch(context, req, {"etudid": etudid, "cur_date": cur_date})
     if not r:
         return None
     # s'il y a plusieurs semestres, prend le premier (rarissime et non significatif):
@@ -283,5 +283,5 @@ def mod_with_evals_at_date(context, date_abs, etudid):
     req = """SELECT m.* FROM notes_moduleimpl m, notes_evaluation e, notes_moduleimpl_inscription i
     WHERE m.moduleimpl_id = e.moduleimpl_id AND e.moduleimpl_id = i.moduleimpl_id
     AND i.etudid = %(etudid)s AND e.jour = %(date_abs)s"""
-    r = SimpleDictFetch(context, req, {"etudid": etudid, "date_abs": date_abs})
+    r = ndb.SimpleDictFetch(context, req, {"etudid": etudid, "date_abs": date_abs})
     return r
diff --git a/sco_abs_views.py b/sco_abs_views.py
index aabab46f..70ada694 100644
--- a/sco_abs_views.py
+++ b/sco_abs_views.py
@@ -56,10 +56,21 @@ def doSignaleAbsence(
     demijournee=2,
     estjust=False,
     description=None,
+    etudid=False,
     REQUEST=None,
 ):  # etudid implied
-    """Signalement d'une absence"""
-    etud = context.getEtudInfo(filled=1, REQUEST=REQUEST)[0]
+    """Signalement d'une absence.
+
+    Args:
+        datedebut: dd/mm/yyyy
+        datefin: dd/mm/yyyy (non incluse)
+        moduleimpl_id: module auquel imputer les absences
+        demijournee: 2 si journée complète, 1 matin, 0 après-midi
+        estjust: absence justifiée
+        description: str
+        etudid: etudiant concerné. Si non spécifié, cherche dans REQUEST.form
+    """
+    etud = context.getEtudInfo(filled=1, etudid=etudid, REQUEST=REQUEST)[0]
     etudid = etud["etudid"]
 
     description_abs = description
@@ -247,10 +258,25 @@ Raison: <input type="text" name="description" size="42"/> (optionnel)
 
 
 def doJustifAbsence(
-    context, datedebut, datefin, demijournee, description=None, REQUEST=None
+    context,
+    datedebut,
+    datefin,
+    demijournee,
+    description=None,
+    etudid=False,
+    REQUEST=None,
 ):  # etudid implied
-    """Justification d'une absence"""
-    etud = context.getEtudInfo(filled=1, REQUEST=REQUEST)[0]
+    """Justification d'une absence
+
+    Args:
+        datedebut: dd/mm/yyyy
+        datefin: dd/mm/yyyy (non incluse)
+        demijournee: 2 si journée complète, 1 matin, 0 après-midi
+        estjust: absence justifiée
+        description: str
+        etudid: etudiant concerné. Si non spécifié, cherche dans REQUEST.form
+    """
+    etud = context.getEtudInfo(filled=1, etudid=etudid, REQUEST=REQUEST)[0]
     etudid = etud["etudid"]
     description_abs = description
     dates = sco_abs.DateRangeISO(context, datedebut, datefin)
@@ -370,10 +396,10 @@ Raison: <input type="text" name="description" size="42"/> (optionnel)
 
 
 def doAnnuleAbsence(
-    context, datedebut, datefin, demijournee, REQUEST=None
+    context, datedebut, datefin, demijournee, etudid=False, REQUEST=None
 ):  # etudid implied
     """Annulation des absences pour une demi journée"""
-    etud = context.getEtudInfo(filled=1, REQUEST=REQUEST)[0]
+    etud = context.getEtudInfo(filled=1, etudid=etudid, REQUEST=REQUEST)[0]
     etudid = etud["etudid"]
 
     dates = sco_abs.DateRangeISO(context, datedebut, datefin)
diff --git a/sco_apogee_compare.py b/sco_apogee_compare.py
index 221e707a..25925420 100644
--- a/sco_apogee_compare.py
+++ b/sco_apogee_compare.py
@@ -46,10 +46,11 @@ Pour chaque étudiant commun:
 
 from collections import OrderedDict
 
-from sco_utils import *
+import sco_utils as scu
 from notes_log import log
 import sco_apogee_csv
 from gen_tables import GenTable
+from sco_exceptions import ScoValueError
 
 _help_txt = """
 <div class="help">
diff --git a/sco_apogee_csv.py b/sco_apogee_csv.py
index 45b71e92..55ccc145 100644
--- a/sco_apogee_csv.py
+++ b/sco_apogee_csv.py
@@ -27,9 +27,7 @@
 
 """Exportation des résultats des étudiants vers Apogée.
 
-EXPERIMENTAL / PRECAUTIONS !
-
-Code inspiré par les travaux de Damien Mascré, scodoc2apogee (en Java).
+Ce code a été au départ inspiré par les travaux de Damien Mascré, scodoc2apogee (en Java).
 
 A utiliser en fin de semestre, après les jury.
 
@@ -81,6 +79,13 @@ XXX A vérifier:
  AJAC car 1 sem. validé et pas de NAR 
  
 """
+
+import collections
+from types import FloatType
+import re
+import time
+import datetime
+import os
 from cStringIO import StringIO
 from zipfile import ZipFile
 import pprint
@@ -90,6 +95,10 @@ try:
 except:
     chardet_detect = None
 
+import sco_utils as scu
+import notesdb as ndb
+from notes_log import log
+from sco_exceptions import ScoValueError, FormatError
 import sco_formsemestre
 from sco_formsemestre import ApoEtapeVDI
 import sco_formsemestre_status
@@ -98,8 +107,6 @@ import sco_codes_parcours
 from sco_codes_parcours import code_semestre_validant
 from sco_codes_parcours import ATT, ATB, ADM, ADC, ADJ, ATJ, ATB, AJ, CMP, NAR, RAT, DEF
 from gen_tables import GenTable
-from notesdb import *
-from sco_utils import *
 
 APO_PORTAL_ENCODING = (
     "utf8"  # encodage du fichier CSV Apogée (était 'ISO-8859-1' avant jul. 2016)
@@ -347,10 +354,10 @@ class ApoEtud(dict):
             for col_id in apo_data.col_ids[:4]:
                 self.new_cols[col_id] = self.cols[col_id]
 
-    def unassociated_codes(self, apo_data):
-        "list of apo elements for this student without a value in ScoDoc"
-        codes = set([apo_data.cols[col_id].code for col_id in apo_data.col_ids])
-        return codes - set(sco_elts)
+    # def unassociated_codes(self, apo_data):
+    #     "list of apo elements for this student without a value in ScoDoc"
+    #     codes = set([apo_data.cols[col_id].code for col_id in apo_data.col_ids])
+    #     return codes - set(sco_elts)
 
     def search_elt_in_sem(self, context, code, sem, cur_sem, autre_sem):
         """
@@ -749,7 +756,7 @@ class ApoData:
         if not data:
             raise FormatError("Fichier Apogée vide !")
 
-        data_utf8 = data.decode(APO_INPUT_ENCODING).encode(SCO_ENCODING)
+        data_utf8 = data.decode(APO_INPUT_ENCODING).encode(scu.SCO_ENCODING)
         f = StringIOFileLineWrapper(data_utf8)  # pour traiter comme un fichier
         # check that we are at the begining of Apogee CSV
         line = f.readline().strip()
@@ -1023,7 +1030,7 @@ def _apo_read_cols(f):
     line = f.readline().strip(" " + APO_NEWLINE)
     fs = line.split(APO_SEP)
     if fs[0] != "apoL_a01_code":
-        raise FormatError("invalid line: %s (expecting apoL_a01_code)"(line, i))
+        raise FormatError("invalid line: %s (expecting apoL_a01_code)" % line)
     col_keys = fs
 
     while True:  # skip premiere partie (apoL_a02_nom, ...)
@@ -1046,7 +1053,9 @@ def _apo_read_cols(f):
             raise FormatError("duplicate column definition: %s" % col_id)
         m = re.match(r"^apoL_c([0-9]{4})$", col_id)
         if not m:
-            raise FormatError("invalid column id: %s (expecting apoL_c%04d)"(line, i))
+            raise FormatError(
+                "invalid column id: %s (expecting apoL_c%04d)" % (line, col_id)
+            )
         if int(m.group(1)) != i:
             raise FormatError("invalid column id: %s for index %s" % (col_id, i))
 
@@ -1281,7 +1290,7 @@ def export_csv_to_apogee(
     )
     log(logf.getvalue())  # sortie aussi sur le log ScoDoc
 
-    csv_data = f.getvalue().decode(SCO_ENCODING).encode(APO_OUTPUT_ENCODING)
+    csv_data = f.getvalue().decode(scu.SCO_ENCODING).encode(APO_OUTPUT_ENCODING)
 
     # Write data to ZIP
     dest_zip.writestr(csv_filename, csv_data)
diff --git a/sco_archives.py b/sco_archives.py
index e328d4fb..987797a0 100644
--- a/sco_archives.py
+++ b/sco_archives.py
@@ -45,15 +45,16 @@
  qui est une description (humaine, format libre) de l'archive.
 
 """
-
-from mx.DateTime import DateTime as mxDateTime
-import mx.DateTime
+import os
+import time
+import datetime
+import re
 import shutil
 import glob
 
-from sco_utils import *
-from notesdb import *
-
+import sco_utils as scu
+import notesdb as ndb
+from notes_log import log
 import sco_formsemestre
 import sco_pvjury
 import sco_excel
@@ -62,6 +63,10 @@ import sco_groups
 import sco_groups_view
 from sco_recapcomplet import make_formsemestre_recapcomplet
 import sco_bulletins_pdf
+from TrivialFormulator import TrivialFormulator
+from sco_exceptions import (
+    AccessDenied,
+)
 
 
 class BaseArchiver:
@@ -75,12 +80,12 @@ class BaseArchiver:
         for dir in dirs[1:]:
             path = os.path.join(path, dir)
             try:
-                GSL.acquire()
+                scu.GSL.acquire()
                 if not os.path.isdir(path):
                     log("creating directory %s" % path)
                     os.mkdir(path)
             finally:
-                GSL.release()
+                scu.GSL.release()
 
     def get_obj_dir(self, context, oid):
         """
@@ -89,7 +94,7 @@ class BaseArchiver:
         """
         dept_dir = os.path.join(self.root, context.DeptId())
         try:
-            GSL.acquire()
+            scu.GSL.acquire()
             if not os.path.isdir(dept_dir):
                 log("creating directory %s" % dept_dir)
                 os.mkdir(dept_dir)
@@ -98,7 +103,7 @@ class BaseArchiver:
                 log("creating directory %s" % obj_dir)
                 os.mkdir(obj_dir)
         finally:
-            GSL.release()
+            scu.GSL.release()
         return obj_dir
 
     def list_oids(self, context):
@@ -126,23 +131,23 @@ class BaseArchiver:
     def delete_archive(self, archive_id):
         """Delete (forever) this archive"""
         try:
-            GSL.acquire()
+            scu.GSL.acquire()
             shutil.rmtree(archive_id, ignore_errors=True)
         finally:
-            GSL.release()
+            scu.GSL.release()
 
     def get_archive_date(self, archive_id):
         """Returns date (as a DateTime object) of an archive"""
         dt = [int(x) for x in os.path.split(archive_id)[1].split("-")]
-        return mxDateTime(*dt)
+        return datetime.datetime(*dt)
 
     def list_archive(self, archive_id):
         """Return list of filenames (without path) in archive"""
         try:
-            GSL.acquire()
+            scu.GSL.acquire()
             files = os.listdir(archive_id)
         finally:
-            GSL.release()
+            scu.GSL.release()
         files.sort()
         return [f for f in files if f and f[0] != "_"]
 
@@ -182,10 +187,10 @@ class BaseArchiver:
         )
         log("creating archive: %s" % archive_id)
         try:
-            GSL.acquire()
+            scu.GSL.acquire()
             os.mkdir(archive_id)  # if exists, raises an OSError
         finally:
-            GSL.release()
+            scu.GSL.release()
         self.store(archive_id, "_description.txt", description)
         return archive_id
 
@@ -194,21 +199,21 @@ class BaseArchiver:
         Filename may be modified (sanitized): return used filename
         The file is created or replaced.
         """
-        filename = sanitize_filename(filename)
+        filename = scu.sanitize_filename(filename)
         log("storing %s (%d bytes) in %s" % (filename, len(data), archive_id))
         try:
-            GSL.acquire()
+            scu.GSL.acquire()
             fname = os.path.join(archive_id, filename)
             f = open(fname, "w")
             f.write(data)
             f.close()
         finally:
-            GSL.release()
+            scu.GSL.release()
         return filename
 
     def get(self, archive_id, filename):
         """Retreive data"""
-        if not is_valid_filename(filename):
+        if not scu.is_valid_filename(filename):
             log('Archiver.get: invalid filename "%s"' % filename)
             raise ValueError("invalid filename")
         fname = os.path.join(archive_id, filename)
@@ -220,18 +225,18 @@ class BaseArchiver:
         # XXX très incomplet: devrait inférer et assigner un type MIME
         archive_id = self.get_id_from_name(context, oid, archive_name)
         data = self.get(archive_id, filename)
-        ext = os.path.splitext(strlower(filename))[1]
+        ext = os.path.splitext(scu.strlower(filename))[1]
         if ext == ".html" or ext == ".htm":
             return data
         elif ext == ".xml":
-            REQUEST.RESPONSE.setHeader("content-type", XML_MIMETYPE)
+            REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
             return data
         elif ext == ".xls":
             return sco_excel.sendExcelFile(REQUEST, data, filename)
         elif ext == ".csv":
-            return sendCSVFile(REQUEST, data, filename)
+            return scu.sendCSVFile(REQUEST, data, filename)
         elif ext == ".pdf":
-            return sendPDFFile(REQUEST, data, filename)
+            return scu.sendPDFFile(REQUEST, data, filename)
 
         return data  # should set mimetype...
 
diff --git a/sco_archives_etud.py b/sco_archives_etud.py
index 01e2db6a..0d69bfe6 100644
--- a/sco_archives_etud.py
+++ b/sco_archives_etud.py
@@ -30,7 +30,7 @@
      les dossiers d'admission et autres pièces utiles. 
 """
 
-from sco_utils import *
+import sco_utils as scu
 from notes_log import log
 import ImportScolars
 import sco_formsemestre
@@ -38,6 +38,9 @@ import sco_groups
 import sco_trombino
 import sco_excel
 import sco_archives
+from sco_permissions import ScoEtudAddAnnotations
+from sco_exceptions import AccessDenied
+from TrivialFormulator import TrivialFormulator
 
 
 class EtudsArchiver(sco_archives.BaseArchiver):
@@ -65,10 +68,10 @@ def etud_list_archives_html(context, REQUEST, etudid):
             "content": EtudsArchive.list_archive(archive_id),
         }
         L.append(a)
-    delete_icon = icontag(
+    delete_icon = scu.icontag(
         "delete_small_img", title="Supprimer fichier", alt="supprimer"
     )
-    delete_disabled_icon = icontag(
+    delete_disabled_icon = scu.icontag(
         "delete_small_dis_img", title="Suppression non autorisée"
     )
     H = ['<div class="etudarchive"><ul>']
@@ -137,7 +140,7 @@ def etud_upload_file_form(context, REQUEST, etudid):
         % etud,
         """<p>Le fichier ne doit pas dépasser %sMo.</p>             
          """
-        % (CONFIG.ETUD_MAX_FILE_SIZE / (1024 * 1024)),
+        % (scu.CONFIG.ETUD_MAX_FILE_SIZE / (1024 * 1024)),
     ]
     tf = TrivialFormulator(
         REQUEST.URL0,
@@ -161,7 +164,9 @@ def etud_upload_file_form(context, REQUEST, etudid):
     if tf[0] == 0:
         return "\n".join(H) + tf[1] + context.sco_footer(REQUEST)
     elif tf[0] == -1:
-        return REQUEST.RESPONSE.redirect(REQUEST.URL1 + "/ficheEtud?etudid=" + etudid)
+        return REQUEST.RESPONSE.redirect(
+            context.NotesURL() + "/ficheEtud?etudid=" + etudid
+        )
     else:
         data = tf[2]["datafile"].read()
         descr = tf[2]["description"]
@@ -169,7 +174,9 @@ def etud_upload_file_form(context, REQUEST, etudid):
         _store_etud_file_to_new_archive(
             context, REQUEST, etudid, data, filename, description=descr
         )
-        return REQUEST.RESPONSE.redirect(REQUEST.URL1 + "/ficheEtud?etudid=" + etudid)
+        return REQUEST.RESPONSE.redirect(
+            context.NotesURL() + "/ficheEtud?etudid=" + etudid
+        )
 
 
 def _store_etud_file_to_new_archive(
@@ -177,7 +184,7 @@ def _store_etud_file_to_new_archive(
 ):
     """Store data to new archive."""
     filesize = len(data)
-    if filesize < 10 or filesize > CONFIG.ETUD_MAX_FILE_SIZE:
+    if filesize < 10 or filesize > scu.CONFIG.ETUD_MAX_FILE_SIZE:
         return 0, "Fichier image de taille invalide ! (%d)" % filesize
     archive_id = EtudsArchive.create_obj_archive(context, etudid, description)
     EtudsArchive.store(archive_id, filename, data)
diff --git a/sco_bulletins.py b/sco_bulletins.py
index 7a06625d..16539798 100644
--- a/sco_bulletins.py
+++ b/sco_bulletins.py
@@ -28,18 +28,26 @@
 """Génération des bulletins de notes
 
 """
+import time
+from types import StringType
+import pprint
+import urllib
+import htmlutils
 import email
 from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
 from email.mime.base import MIMEBase
 from email.header import Header
 
-import time
 from reportlab.lib.colors import Color
 
-from sco_utils import *
-from notes_table import *
-import htmlutils
+import sco_utils as scu
+import notesdb as ndb
+from notes_log import log
+import scolars
+from sco_permissions import ScoImplement, ScoEtudInscrit
+from sco_exceptions import AccessDenied
+import sco_codes_parcours
 import sco_formsemestre
 import sco_groups
 import sco_pvjury
@@ -112,7 +120,7 @@ def formsemestre_bulletinetud_dict(
         context, formsemestre_id
     )  # > toutes notes
 
-    I = DictDefault(defaultvalue="")
+    I = scu.DictDefault(defaultvalue="")
     I["etudid"] = etudid
     I["formsemestre_id"] = formsemestre_id
     I["sem"] = nt.sem
@@ -180,7 +188,7 @@ def formsemestre_bulletinetud_dict(
     if I["etud_etat"] == "D":
         I["demission"] = "(Démission)"
         I["filigranne"] = "Démission"
-    elif I["etud_etat"] == DEF:
+    elif I["etud_etat"] == sco_codes_parcours.DEF:
         I["demission"] = "(Défaillant)"
         I["filigranne"] = "Défaillant"
     elif (prefs["bul_show_temporary"] and not I["decision_sem"]) or prefs[
@@ -204,16 +212,16 @@ def formsemestre_bulletinetud_dict(
     modimpls = nt.get_modimpls()
     moy_gen = nt.get_etud_moy_gen(etudid)
     I["nb_inscrits"] = len(nt.rangs)
-    I["moy_gen"] = fmt_note(moy_gen)
-    I["moy_min"] = fmt_note(nt.moy_min)
-    I["moy_max"] = fmt_note(nt.moy_max)
+    I["moy_gen"] = scu.fmt_note(moy_gen)
+    I["moy_min"] = scu.fmt_note(nt.moy_min)
+    I["moy_max"] = scu.fmt_note(nt.moy_max)
     I["mention"] = ""
     if dpv:
         decision_sem = dpv["decisions"][0]["decision_sem"]
         if decision_sem and sco_codes_parcours.code_semestre_validant(
             decision_sem["code"]
         ):
-            I["mention"] = get_mention(moy_gen)
+            I["mention"] = scu.get_mention(moy_gen)
 
     if dpv and dpv["decisions"][0]:
         I["sum_ects"] = dpv["decisions"][0]["sum_ects"]
@@ -221,7 +229,7 @@ def formsemestre_bulletinetud_dict(
     else:
         I["sum_ects"] = 0
         I["sum_ects_capitalises"] = 0
-    I["moy_moy"] = fmt_note(nt.moy_moy)  # moyenne des moyennes generales
+    I["moy_moy"] = scu.fmt_note(nt.moy_moy)  # moyenne des moyennes generales
     if type(moy_gen) != StringType and type(nt.moy_moy) != StringType:
         I["moy_gen_bargraph_html"] = "&nbsp;" + htmlutils.horizontal_bargraph(
             moy_gen * 5, nt.moy_moy * 5
@@ -241,8 +249,8 @@ def formsemestre_bulletinetud_dict(
     if nt.get_moduleimpls_attente():
         # n'affiche pas le rang sur le bulletin s'il y a des
         # notes en attente dans ce semestre
-        rang = RANG_ATTENTE_STR
-        rang_gr = DictDefault(defaultvalue=RANG_ATTENTE_STR)
+        rang = scu.RANG_ATTENTE_STR
+        rang_gr = scu.DictDefault(defaultvalue=scu.RANG_ATTENTE_STR)
     I["rang"] = rang
     I["rang_gr"] = rang_gr
     I["gr_name"] = gr_name
@@ -268,17 +276,17 @@ def formsemestre_bulletinetud_dict(
         u = ue.copy()
         ue_status = nt.get_etud_ue_status(etudid, ue["ue_id"])
         u["ue_status"] = ue_status  # { 'moy', 'coef_ue', ...}
-        if ue["type"] != UE_SPORT:
-            u["cur_moy_ue_txt"] = fmt_note(ue_status["cur_moy_ue"])
+        if ue["type"] != sco_codes_parcours.UE_SPORT:
+            u["cur_moy_ue_txt"] = scu.fmt_note(ue_status["cur_moy_ue"])
         else:
-            x = fmt_note(nt.bonus[etudid], keep_numeric=True)
+            x = scu.fmt_note(nt.bonus[etudid], keep_numeric=True)
             if type(x) == StringType:
                 u["cur_moy_ue_txt"] = "pas de bonus"
             else:
                 u["cur_moy_ue_txt"] = "bonus de %.3g points" % x
-        u["moy_ue_txt"] = fmt_note(ue_status["moy"])
+        u["moy_ue_txt"] = scu.fmt_note(ue_status["moy"])
         if ue_status["coef_ue"] != None:
-            u["coef_ue_txt"] = fmt_coef(ue_status["coef_ue"])
+            u["coef_ue_txt"] = scu.fmt_coef(ue_status["coef_ue"])
         else:
             # C'est un bug:
             log("u=" + pprint.pformat(u))
@@ -290,7 +298,7 @@ def formsemestre_bulletinetud_dict(
             and ue["ue_id"] in dpv["decisions"][0]["decisions_ue"]
         ):
             u["ects"] = dpv["decisions"][0]["decisions_ue"][ue["ue_id"]]["ects"]
-            if ue["type"] == UE_ELECTIVE:
+            if ue["type"] == sco_codes_parcours.UE_ELECTIVE:
                 u["ects"] = (
                     "%g+" % u["ects"]
                 )  # ajoute un "+" pour indiquer ECTS d'une UE élective
@@ -314,7 +322,7 @@ def formsemestre_bulletinetud_dict(
             sem_origin = sco_formsemestre.get_formsemestre(
                 context, ue_status["formsemestre_id"]
             )
-            u["ue_descr_txt"] = "Capitalisée le %s" % DateISOtoDMY(
+            u["ue_descr_txt"] = "Capitalisée le %s" % ndb.DateISOtoDMY(
                 ue_status["event_date"]
             )
             u[
@@ -345,10 +353,10 @@ def formsemestre_bulletinetud_dict(
                     _sort_mod_by_matiere(u["modules_capitalized"], nt_cap, etudid)
                 )
         else:
-            if prefs["bul_show_ue_rangs"] and ue["type"] != UE_SPORT:
+            if prefs["bul_show_ue_rangs"] and ue["type"] != sco_codes_parcours.UE_SPORT:
                 if ue_attente:  # nt.get_moduleimpls_attente():
                     u["ue_descr_txt"] = "%s/%s" % (
-                        RANG_ATTENTE_STR,
+                        scu.RANG_ATTENTE_STR,
                         nt.ue_rangs[ue["ue_id"]][1],
                     )
                 else:
@@ -384,7 +392,7 @@ def _sort_mod_by_matiere(modlist, nt, etudid):
                 "titre": mod["mat"]["titre"],
                 "modules": mod,
                 "moy": moy,
-                "moy_txt": fmt_note(moy),
+                "moy_txt": scu.fmt_note(moy),
             }
     return matmod
 
@@ -400,8 +408,8 @@ def _ue_mod_bulletin(context, etudid, formsemestre_id, ue_id, modimpls, nt, vers
     )
     if bul_show_abs_modules:
         sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
-        debut_sem = DateDMYtoISO(sem["date_debut"])
-        fin_sem = DateDMYtoISO(sem["date_fin"])
+        debut_sem = ndb.DateDMYtoISO(sem["date_debut"])
+        fin_sem = ndb.DateDMYtoISO(sem["date_fin"])
 
     ue_modimpls = [mod for mod in modimpls if mod["module"]["ue_id"] == ue_id]
     mods = []  # result
@@ -412,7 +420,7 @@ def _ue_mod_bulletin(context, etudid, formsemestre_id, ue_id, modimpls, nt, vers
         mod_moy = nt.get_etud_mod_moy(
             modimpl["moduleimpl_id"], etudid
         )  # peut etre 'NI'
-        is_malus = mod["module"]["module_type"] == MODULE_MALUS
+        is_malus = mod["module"]["module_type"] == scu.MODULE_MALUS
         if bul_show_abs_modules:
             mod_abs = [
                 context.Absences.CountAbs(
@@ -428,25 +436,25 @@ def _ue_mod_bulletin(context, etudid, formsemestre_id, ue_id, modimpls, nt, vers
                     moduleimpl_id=modimpl["moduleimpl_id"],
                 ),
             ]
-            mod["mod_abs_txt"] = fmt_abs(mod_abs)
+            mod["mod_abs_txt"] = scu.fmt_abs(mod_abs)
         else:
             mod["mod_abs_txt"] = ""
 
-        mod["mod_moy_txt"] = fmt_note(mod_moy)
+        mod["mod_moy_txt"] = scu.fmt_note(mod_moy)
         if mod["mod_moy_txt"][:2] == "NA":
             mod["mod_moy_txt"] = "-"
         if is_malus:
             if mod_moy > 0:
-                mod["mod_moy_txt"] = fmt_note(mod_moy)
+                mod["mod_moy_txt"] = scu.fmt_note(mod_moy)
                 mod["mod_coef_txt"] = "Malus"
             elif mod_moy < 0:
-                mod["mod_moy_txt"] = fmt_note(-mod_moy)
+                mod["mod_moy_txt"] = scu.fmt_note(-mod_moy)
                 mod["mod_coef_txt"] = "Bonus"
             else:
                 mod["mod_moy_txt"] = "-"
                 mod["mod_coef_txt"] = "-"
         else:
-            mod["mod_coef_txt"] = fmt_coef(modimpl["module"]["coefficient"])
+            mod["mod_coef_txt"] = scu.fmt_coef(modimpl["module"]["coefficient"])
         if mod["mod_moy_txt"] != "NI":  # ne montre pas les modules 'non inscrit'
             mods.append(mod)
             if is_malus:  # n'affiche pas les statistiques sur les modules malus
@@ -462,7 +470,7 @@ def _ue_mod_bulletin(context, etudid, formsemestre_id, ue_id, modimpls, nt, vers
                 mod["stats"] = nt.get_mod_stats(modimpl["moduleimpl_id"])
             mod["mod_descr_txt"] = "Module %s, coef. %s (%s)" % (
                 modimpl["module"]["titre"],
-                fmt_coef(modimpl["module"]["coefficient"]),
+                scu.fmt_coef(modimpl["module"]["coefficient"]),
                 context.Users.user_info(modimpl["responsable_id"])["nomcomplet"],
             )
             link_mod = (
@@ -481,7 +489,7 @@ def _ue_mod_bulletin(context, etudid, formsemestre_id, ue_id, modimpls, nt, vers
 
             mod_descr = "Module %s, coef. %s (%s)" % (
                 modimpl["module"]["titre"],
-                fmt_coef(modimpl["module"]["coefficient"]),
+                scu.fmt_coef(modimpl["module"]["coefficient"]),
                 context.Users.user_info(modimpl["responsable_id"])["nomcomplet"],
             )
             link_mod = (
@@ -525,18 +533,18 @@ def _ue_mod_bulletin(context, etudid, formsemestre_id, ue_id, modimpls, nt, vers
                 if val == "NP":
                     e["note_txt"] = "nd"
                     e["note_html"] = '<span class="note_nd">nd</span>'
-                    e["coef_txt"] = fmt_coef(e["coefficient"])
+                    e["coef_txt"] = scu.fmt_coef(e["coefficient"])
                 else:
                     # (-0.15) s'affiche "bonus de 0.15"
                     if is_malus:
                         val = abs(val)
-                    e["note_txt"] = fmt_note(val, note_max=e["note_max"])
+                    e["note_txt"] = scu.fmt_note(val, note_max=e["note_max"])
                     e["note_html"] = e["note_txt"]
                     if is_malus:
                         e["coef_txt"] = ""
                     else:
-                        e["coef_txt"] = fmt_coef(e["coefficient"])
-                if e["evaluation_type"] == EVALUATION_RATTRAPAGE:
+                        e["coef_txt"] = scu.fmt_coef(e["coefficient"])
+                if e["evaluation_type"] == scu.EVALUATION_RATTRAPAGE:
                     e["coef_txt"] = "rat."
                 if e["etat"]["evalattente"]:
                     mod_attente = True  # une eval en attente dans ce module
@@ -567,12 +575,12 @@ def _ue_mod_bulletin(context, etudid, formsemestre_id, ue_id, modimpls, nt, vers
                             e["name"],
                         )
                         e["note_txt"] = e["note_html"] = ""
-                        e["coef_txt"] = fmt_coef(e["coefficient"])
+                        e["coef_txt"] = scu.fmt_coef(e["coefficient"])
             # Classement
             if bul_show_mod_rangs and mod["mod_moy_txt"] != "-" and not is_malus:
                 rg = nt.mod_rangs[modimpl["moduleimpl_id"]]
                 if mod_attente:  # nt.get_moduleimpls_attente():
-                    mod["mod_rang"] = RANG_ATTENTE_STR
+                    mod["mod_rang"] = scu.RANG_ATTENTE_STR
                 else:
                     mod["mod_rang"] = rg[0][etudid]
                 mod["mod_eff"] = rg[1]  # effectif dans ce module
@@ -637,7 +645,7 @@ def etud_descr_situation_semestre(
     descr_mention : 'Mention Bien', ou vide si pas de mention ou si pas show_mention
     """
     cnx = context.GetDBConnexion()
-    infos = DictDefault(defaultvalue="")
+    infos = scu.DictDefault(defaultvalue="")
 
     # --- Situation et décisions jury
 
@@ -648,7 +656,6 @@ def etud_descr_situation_semestre(
     date_inscr = None
     date_dem = None
     date_def = None
-    date_echec = None
     for event in events:
         event_type = event["event_type"]
         if event_type == "INSCRIPTION":
@@ -765,7 +772,7 @@ def formsemestre_bulletinetud(
         etud = context.getEtudInfo(filled=1, REQUEST=REQUEST)[0]
         etudid = etud["etudid"]
     except:
-        return log_unknown_etud(context, REQUEST, format=format)
+        return scu.log_unknown_etud(context, REQUEST, format=format)
 
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
 
@@ -887,7 +894,7 @@ def do_formsemestre_bulletinetud(
     etud = I["etud"]
 
     if format == "html":
-        htm, junk = sco_bulletins_generator.make_formsemestre_bulletinetud(
+        htm, _ = sco_bulletins_generator.make_formsemestre_bulletinetud(
             context, I, version=version, format="html", REQUEST=REQUEST
         )
         return htm, I["filigranne"]
@@ -903,7 +910,7 @@ def do_formsemestre_bulletinetud(
         )
         if format == "pdf":
             return (
-                sendPDFFile(REQUEST, bul, filename),
+                scu.sendPDFFile(REQUEST, bul, filename),
                 I["filigranne"],
             )  # unused ret. value
         else:
@@ -918,7 +925,7 @@ def do_formsemestre_bulletinetud(
         if nohtml:
             htm = ""  # speed up if html version not needed
         else:
-            htm, junk = sco_bulletins_generator.make_formsemestre_bulletinetud(
+            htm, _ = sco_bulletins_generator.make_formsemestre_bulletinetud(
                 context, I, version=version, format="html", REQUEST=REQUEST
             )
 
@@ -962,7 +969,7 @@ def mail_bulletin(context, formsemestre_id, I, pdfdata, filename, recipient_addr
     """
     etud = I["etud"]
     webmaster = context.get_preference("bul_mail_contact_addr", formsemestre_id)
-    dept = unescape_html(context.get_preference("DeptName", formsemestre_id))
+    dept = scu.unescape_html(context.get_preference("DeptName", formsemestre_id))
     copy_addr = context.get_preference("email_copy_bulletins", formsemestre_id)
     intro_mail = context.get_preference("bul_intro_mail", formsemestre_id)
 
@@ -981,7 +988,7 @@ def mail_bulletin(context, formsemestre_id, I, pdfdata, filename, recipient_addr
         )
 
     msg = MIMEMultipart()
-    subj = Header("Relevé de notes de %s" % etud["nomprenom"], SCO_ENCODING)
+    subj = Header("Relevé de notes de %s" % etud["nomprenom"], scu.SCO_ENCODING)
     recipients = [recipient_addr]
     msg["Subject"] = subj
     msg["From"] = context.get_preference("email_from_addr", formsemestre_id)
@@ -991,7 +998,7 @@ def mail_bulletin(context, formsemestre_id, I, pdfdata, filename, recipient_addr
     # Guarantees the message ends in a newline
     msg.epilogue = ""
     # Text
-    txt = MIMEText(hea, "plain", SCO_ENCODING)
+    txt = MIMEText(hea, "plain", scu.SCO_ENCODING)
     # log('hea:\n' + hea)
     msg.attach(txt)
     # Attach pdf
@@ -1155,7 +1162,7 @@ def _formsemestre_bulletinetud_header_html(
             url
             + "?formsemestre_id=%s&amp;etudid=%s&amp;format=pdf&amp;version=%s"
             % (formsemestre_id, etudid, version),
-            ICON_PDF,
+            scu.ICON_PDF,
         )
     )
     H.append("""</tr></table>""")
diff --git a/sco_bulletins_example.py b/sco_bulletins_example.py
index 03000bfe..7fb1e902 100644
--- a/sco_bulletins_example.py
+++ b/sco_bulletins_example.py
@@ -28,12 +28,14 @@
 """Generation bulletins de notes: exemple minimal pour les programmeurs
 """
 
-# Quelques modules ScoDoc utiles:
-from sco_pdf import *
+import VERSION
+import sco_utils as scu
+import sco_pdf
 import sco_preferences
 from notes_log import log
 import sco_bulletins_generator
 import sco_bulletins_standard
+from reportlab.platypus import Paragraph
 
 
 class BulletinGeneratorExample(sco_bulletins_standard.BulletinGeneratorStandard):
@@ -59,7 +61,7 @@ class BulletinGeneratorExample(sco_bulletins_standard.BulletinGeneratorStandard)
         assert format == "pdf"  # garde fou
         return [
             Paragraph(
-                SU(
+                sco_pdf.SU(
                     "L'étudiant %(nomprenom)s a une moyenne générale de %(moy_gen)s"
                     % self.infos
                 ),
diff --git a/sco_bulletins_json.py b/sco_bulletins_json.py
index 1d19a8c0..d21c9586 100644
--- a/sco_bulletins_json.py
+++ b/sco_bulletins_json.py
@@ -28,9 +28,12 @@
 """Génération du bulletin en format JSON (beta, non completement testé)
 
 """
+import datetime
 import json
 
-from notes_table import *
+import sco_utils as scu
+import notesdb as ndb
+import scolars
 import sco_formsemestre
 import sco_groups
 import sco_photos
@@ -62,9 +65,9 @@ def make_json_formsemestre_bulletinetud(
     )
 
     if REQUEST:
-        REQUEST.RESPONSE.setHeader("content-type", JSON_MIMETYPE)
+        REQUEST.RESPONSE.setHeader("content-type", scu.JSON_MIMETYPE)
 
-    return json.dumps(d, cls=ScoDocJSONEncoder, encoding=SCO_ENCODING)
+    return json.dumps(d, cls=scu.ScoDocJSONEncoder, encoding=scu.SCO_ENCODING)
 
 
 # (fonction séparée: n'utilise pas formsemestre_bulletinetud_dict()
@@ -119,16 +122,16 @@ def formsemestre_bulletinetud_published_dict(
         etudid=etudid,
         code_nip=etudinfo["code_nip"],
         code_ine=etudinfo["code_ine"],
-        nom=quote_xml_attr(etudinfo["nom"]),
-        prenom=quote_xml_attr(etudinfo["prenom"]),
-        sexe=quote_xml_attr(etudinfo["sexe"]),
-        photo_url=quote_xml_attr(
+        nom=scu.quote_xml_attr(etudinfo["nom"]),
+        prenom=scu.quote_xml_attr(etudinfo["prenom"]),
+        civilite=scu.quote_xml_attr(etudinfo["civilite_str"]),
+        photo_url=scu.quote_xml_attr(
             sco_photos.etud_photo_url(context, etudinfo, fast=True)
         ),
-        email=quote_xml_attr(etudinfo["email"]),
-        emailperso=quote_xml_attr(etudinfo["emailperso"]),
+        email=scu.quote_xml_attr(etudinfo["email"]),
+        emailperso=scu.quote_xml_attr(etudinfo["emailperso"]),
     )
-
+    d["etudiant"]["sexe"] = d["etudiant"]["civilite"]  # backward compat for our clients
     # Disponible pour publication ?
     if not published:
         return d  # stop !
@@ -150,7 +153,7 @@ def formsemestre_bulletinetud_published_dict(
     ues = nt.get_ues()
     modimpls = nt.get_modimpls()
     nbetuds = len(nt.rangs)
-    mg = fmt_note(nt.get_etud_moy_gen(etudid))
+    mg = scu.fmt_note(nt.get_etud_moy_gen(etudid))
     if (
         nt.get_moduleimpls_attente()
         or context.get_preference("bul_show_rangs", formsemestre_id) == 0
@@ -168,9 +171,9 @@ def formsemestre_bulletinetud_published_dict(
 
     d["note"] = dict(
         value=mg,
-        min=fmt_note(nt.moy_min),
-        max=fmt_note(nt.moy_max),
-        moy=fmt_note(nt.moy_moy),
+        min=scu.fmt_note(nt.moy_min),
+        max=scu.fmt_note(nt.moy_max),
+        moy=scu.fmt_note(nt.moy_moy),
     )
     d["rang"] = dict(value=rang, ninscrits=nbetuds)
     d["rang_group"] = []
@@ -199,25 +202,27 @@ def formsemestre_bulletinetud_published_dict(
             ects_txt = ""
         u = dict(
             id=ue["ue_id"],
-            numero=quote_xml_attr(ue["numero"]),
-            acronyme=quote_xml_attr(ue["acronyme"]),
-            titre=quote_xml_attr(ue["titre"]),
+            numero=scu.quote_xml_attr(ue["numero"]),
+            acronyme=scu.quote_xml_attr(ue["acronyme"]),
+            titre=scu.quote_xml_attr(ue["titre"]),
             note=dict(
-                value=fmt_note(ue_status["cur_moy_ue"]),
-                min=fmt_note(ue["min"]),
-                max=fmt_note(ue["max"]),
+                value=scu.fmt_note(ue_status["cur_moy_ue"]),
+                min=scu.fmt_note(ue["min"]),
+                max=scu.fmt_note(ue["max"]),
             ),
             rang=str(nt.ue_rangs[ue["ue_id"]][0][etudid]),
             effectif=str(nt.ue_rangs[ue["ue_id"]][1]),
             ects=ects_txt,
-            code_apogee=quote_xml_attr(ue["code_apogee"]),
+            code_apogee=scu.quote_xml_attr(ue["code_apogee"]),
         )
         d["ue"].append(u)
         u["module"] = []
         # Liste les modules de l'UE
         ue_modimpls = [mod for mod in modimpls if mod["module"]["ue_id"] == ue["ue_id"]]
         for modimpl in ue_modimpls:
-            mod_moy = fmt_note(nt.get_etud_mod_moy(modimpl["moduleimpl_id"], etudid))
+            mod_moy = scu.fmt_note(
+                nt.get_etud_mod_moy(modimpl["moduleimpl_id"], etudid)
+            )
             if mod_moy == "NI":  # ne mentionne pas les modules ou n'est pas inscrit
                 continue
             mod = modimpl["module"]
@@ -232,15 +237,15 @@ def formsemestre_bulletinetud_published_dict(
                 code=mod["code"],
                 coefficient=mod["coefficient"],
                 numero=mod["numero"],
-                titre=quote_xml_attr(mod["titre"]),
-                abbrev=quote_xml_attr(mod["abbrev"]),
+                titre=scu.quote_xml_attr(mod["titre"]),
+                abbrev=scu.quote_xml_attr(mod["abbrev"]),
                 # ects=ects, ects des modules maintenant inutilisés
                 note=dict(value=mod_moy),
-                code_apogee=quote_xml_attr(mod["code_apogee"]),
+                code_apogee=scu.quote_xml_attr(mod["code_apogee"]),
             )
             m["note"].update(modstat)
             for k in ("min", "max", "moy"):  # formatte toutes les notes
-                m["note"][k] = fmt_note(m["note"][k])
+                m["note"][k] = scu.fmt_note(m["note"][k])
 
             u["module"].append(m)
             if context.get_preference("bul_show_mod_rangs", formsemestre_id):
@@ -258,19 +263,19 @@ def formsemestre_bulletinetud_published_dict(
                         val = e["notes"].get(etudid, {"value": "NP"})[
                             "value"
                         ]  # NA si etud demissionnaire
-                        val = fmt_note(val, note_max=e["note_max"])
+                        val = scu.fmt_note(val, note_max=e["note_max"])
                         m["evaluation"].append(
                             dict(
-                                jour=DateDMYtoISO(e["jour"], null_is_empty=True),
-                                heure_debut=TimetoISO8601(
+                                jour=ndb.DateDMYtoISO(e["jour"], null_is_empty=True),
+                                heure_debut=ndb.TimetoISO8601(
                                     e["heure_debut"], null_is_empty=True
                                 ),
-                                heure_fin=TimetoISO8601(
+                                heure_fin=ndb.TimetoISO8601(
                                     e["heure_fin"], null_is_empty=True
                                 ),
                                 coefficient=e["coefficient"],
                                 evaluation_type=e["evaluation_type"],
-                                description=quote_xml_attr(e["description"]),
+                                description=scu.quote_xml_attr(e["description"]),
                                 note=val,
                             )
                         )
@@ -285,15 +290,17 @@ def formsemestre_bulletinetud_published_dict(
                         if e["evaluation_id"] not in complete_eval_ids:
                             m["evaluation"].append(
                                 dict(
-                                    jour=DateDMYtoISO(e["jour"], null_is_empty=True),
-                                    heure_debut=TimetoISO8601(
+                                    jour=ndb.DateDMYtoISO(
+                                        e["jour"], null_is_empty=True
+                                    ),
+                                    heure_debut=ndb.TimetoISO8601(
                                         e["heure_debut"], null_is_empty=True
                                     ),
-                                    heure_fin=TimetoISO8601(
+                                    heure_fin=ndb.TimetoISO8601(
                                         e["heure_fin"], null_is_empty=True
                                     ),
                                     coefficient=e["coefficient"],
-                                    description=quote_xml_attr(e["description"]),
+                                    description=scu.quote_xml_attr(e["description"]),
                                     incomplete="1",
                                 )
                             )
@@ -307,20 +314,18 @@ def formsemestre_bulletinetud_published_dict(
             d["ue_capitalisee"].append(
                 dict(
                     id=ue["ue_id"],
-                    numero=quote_xml_attr(ue["numero"]),
-                    acronyme=quote_xml_attr(ue["acronyme"]),
-                    titre=quote_xml_attr(ue["titre"]),
-                    note=fmt_note(ue_status["moy"]),
-                    coefficient_ue=fmt_note(ue_status["coef_ue"]),
-                    date_capitalisation=DateDMYtoISO(ue_status["event_date"]),
+                    numero=scu.quote_xml_attr(ue["numero"]),
+                    acronyme=scu.quote_xml_attr(ue["acronyme"]),
+                    titre=scu.quote_xml_attr(ue["titre"]),
+                    note=scu.fmt_note(ue_status["moy"]),
+                    coefficient_ue=scu.fmt_note(ue_status["coef_ue"]),
+                    date_capitalisation=ndb.DateDMYtoISO(ue_status["event_date"]),
                     ects=ects_txt,
                 )
             )
 
     # --- Absences
     if context.get_preference("bul_show_abs", formsemestre_id):
-        debut_sem = DateDMYtoISO(sem["date_debut"])
-        fin_sem = DateDMYtoISO(sem["date_fin"])
         AbsEtudSem = sco_abs.getAbsSemEtud(context, sem, etudid)
         nbabs = AbsEtudSem.CountAbs()
         nbabsjust = AbsEtudSem.CountAbsJust()
@@ -339,7 +344,7 @@ def formsemestre_bulletinetud_published_dict(
             format="xml",
             show_uevalid=context.get_preference("bul_show_uevalid", formsemestre_id),
         )
-        d["situation"] = quote_xml_attr(infos["situation"])
+        d["situation"] = scu.quote_xml_attr(infos["situation"])
         if dpv:
             decision = dpv["decisions"][0]
             etat = decision["etat"]
@@ -366,11 +371,11 @@ def formsemestre_bulletinetud_published_dict(
                     d["decision_ue"].append(
                         dict(
                             ue_id=ue["ue_id"],
-                            numero=quote_xml_attr(ue["numero"]),
-                            acronyme=quote_xml_attr(ue["acronyme"]),
-                            titre=quote_xml_attr(ue["titre"]),
+                            numero=scu.quote_xml_attr(ue["numero"]),
+                            acronyme=scu.quote_xml_attr(ue["acronyme"]),
+                            titre=scu.quote_xml_attr(ue["titre"]),
                             code=decision["decisions_ue"][ue_id]["code"],
-                            ects=quote_xml_attr(ue["ects"] or ""),
+                            ects=scu.quote_xml_attr(ue["ects"] or ""),
                         )
                     )
             d["autorisation_inscription"] = []
@@ -389,7 +394,10 @@ def formsemestre_bulletinetud_published_dict(
     d["appreciation"] = []
     for app in apprecs:
         d["appreciation"].append(
-            dict(comment=quote_xml_attr(app["comment"]), date=DateDMYtoISO(app["date"]))
+            dict(
+                comment=scu.quote_xml_attr(app["comment"]),
+                date=ndb.DateDMYtoISO(app["date"]),
+            )
         )
 
     #
diff --git a/sco_bulletins_legacy.py b/sco_bulletins_legacy.py
index 84dc40cb..85d13bf2 100644
--- a/sco_bulletins_legacy.py
+++ b/sco_bulletins_legacy.py
@@ -37,8 +37,13 @@
 
 import traceback, re
 
+import sco_utils as scu
+from sco_permissions import ScoEtudInscrit
 import sco_formsemestre
-from sco_pdf import *
+import sco_pdf
+from sco_pdf import Color, Paragraph, Spacer, Table
+from sco_pdf import blue, cm, mm
+from sco_pdf import SU
 import sco_preferences
 from notes_log import log
 import sco_bulletins_generator
@@ -81,9 +86,7 @@ class BulletinGeneratorLegacy(sco_bulletins_generator.BulletinGenerator):
 
     def bul_table_html(self):
         """Génère la table centrale du bulletin de notes: chaine HTML"""
-        format = "html"
         I = self.infos
-        authuser = self.authuser
         formsemestre_id = self.infos["formsemestre_id"]
         context = self.context
 
@@ -98,8 +101,8 @@ class BulletinGeneratorLegacy(sco_bulletins_generator.BulletinGenerator):
             bgcolor = "background-color: rgb(255,255,240)"
 
         linktmpl = '<span onclick="toggle_vis_ue(this);" class="toggle_ue">%s</span>'
-        minuslink = linktmpl % icontag("minus_img", border="0", alt="-")
-        pluslink = linktmpl % icontag("plus_img", border="0", alt="+")
+        minuslink = linktmpl % scu.icontag("minus_img", border="0", alt="-")
+        pluslink = linktmpl % scu.icontag("plus_img", border="0", alt="+")
 
         H = ['<table class="notes_bulletin" style="background-color: %s;">' % bgcolor]
 
@@ -131,8 +134,8 @@ class BulletinGeneratorLegacy(sco_bulletins_generator.BulletinGenerator):
                 if context.get_preference("bul_show_minmax_mod", formsemestre_id):
                     rang_minmax = '%s <span class="bul_minmax" title="[min, max] UE">[%s, %s]</span>' % (
                         mod["mod_rang_txt"],
-                        fmt_note(mod["stats"]["min"]),
-                        fmt_note(mod["stats"]["max"]),
+                        scu.fmt_note(mod["stats"]["min"]),
+                        scu.fmt_note(mod["stats"]["max"]),
                     )
                 else:
                     rang_minmax = mod["mod_rang_txt"]  # vide si pas option rang
@@ -209,9 +212,9 @@ class BulletinGeneratorLegacy(sco_bulletins_generator.BulletinGenerator):
                 moy_txt = (
                     '%s <span class="bul_minmax" title="[min, max] UE">[%s, %s]</span>'
                     % (
-                        fmt_note(ue["cur_moy_ue_txt"]),
-                        fmt_note(ue["min"]),
-                        fmt_note(ue["max"]),
+                        scu.fmt_note(ue["cur_moy_ue_txt"]),
+                        scu.fmt_note(ue["min"]),
+                        scu.fmt_note(ue["max"]),
                     )
                 )
             else:
@@ -441,7 +444,6 @@ def _bulletin_pdf_table_legacy(context, I, version="long"):
     S = BulTableStyle()
     P = []  # elems pour gen. pdf
     formsemestre_id = I["formsemestre_id"]
-    sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
     bul_show_abs_modules = context.get_preference(
         "bul_show_abs_modules", formsemestre_id
     )
@@ -460,7 +462,7 @@ def _bulletin_pdf_table_legacy(context, I, version="long"):
     ]
     if bul_show_abs_modules:
         t.append("Abs (J. / N.J.)")
-    P.append(bold_paras(t))
+    P.append(sco_pdf.bold_paras(t))
 
     def list_modules(ue_modules, ue_type=None):
         "ajoute les lignes decrivant les modules d'une UE, avec eventuellement les évaluations de chacun"
@@ -471,8 +473,8 @@ def _bulletin_pdf_table_legacy(context, I, version="long"):
             if context.get_preference("bul_show_minmax_mod", formsemestre_id):
                 rang_minmax = '%s <font size="8">[%s, %s]</font>' % (
                     mod["mod_rang_txt"],
-                    fmt_note(mod["stats"]["min"]),
-                    fmt_note(mod["stats"]["max"]),
+                    scu.fmt_note(mod["stats"]["min"]),
+                    scu.fmt_note(mod["stats"]["max"]),
                 )
             else:
                 rang_minmax = mod["mod_rang_txt"]  # vide si pas option rang
@@ -504,7 +506,7 @@ def _bulletin_pdf_table_legacy(context, I, version="long"):
             t = [ue["acronyme"], ue["moy_ue_txt"], ue_descr, "", coef_ue]
             if bul_show_abs_modules:
                 t.append("")
-            P.append(bold_paras(t))
+            P.append(sco_pdf.bold_paras(t))
             coef_ue = ""
             ue_descr = "(en cours, non prise en compte)"
             S.ueline()
@@ -523,7 +525,7 @@ def _bulletin_pdf_table_legacy(context, I, version="long"):
         t = [ue["acronyme"], moy_txt, ue_descr, "", coef_ue]
         if bul_show_abs_modules:
             t.append("")
-        P.append(bold_paras(t))
+        P.append(sco_pdf.bold_paras(t))
         S.ueline()
         list_modules(ue["modules"], ue_type=ue_type)
 
diff --git a/sco_bulletins_pdf.py b/sco_bulletins_pdf.py
index e01dca0d..a704c0c0 100644
--- a/sco_bulletins_pdf.py
+++ b/sco_bulletins_pdf.py
@@ -50,13 +50,21 @@ Pour définir un nouveau type de bulletin:
 Chaque semestre peut si nécessaire utiliser un type de bulletin différent.
 
 """
-import htmlutils, time
-import pprint, traceback
+import htmlutils
+import time
+import pprint
+import traceback
+import re
+import cStringIO
+from reportlab.platypus.doctemplate import PageTemplate, BaseDocTemplate
 
-from notes_table import *
+import VERSION
+import sco_utils as scu
+from notes_log import log
+import sco_formsemestre
 import sco_bulletins
 
-from sco_pdf import *
+import sco_pdf
 import os
 
 
@@ -84,10 +92,10 @@ def pdfassemblebulletins(
     report = cStringIO.StringIO()  # in-memory document, no disk file
     document = BaseDocTemplate(report)
     document.addPageTemplates(
-        ScolarsPageTemplate(
+        sco_pdf.ScolarsPageTemplate(
             document,
             context=context,
-            author="%s %s (E. Viennet)" % (SCONAME, SCOVERSION),
+            author="%s %s (E. Viennet)" % (VERSION.SCONAME, VERSION.SCOVERSION),
             title="Bulletin %s" % bul_title,
             subject="Bulletin de note",
             server_name=server_name,
@@ -117,7 +125,7 @@ def process_field(
     If format = 'html', replaces <para> by <p>. HTML does not allow logos.
     """
     try:
-        text = (field or "") % WrapDict(
+        text = (field or "") % scu.WrapDict(
             cdict
         )  # note that None values are mapped to empty strings
     except:
@@ -135,9 +143,9 @@ def process_field(
         return text
     # --- PDF format:
     # handle logos:
-    image_dir = SCODOC_LOGOS_DIR + "/logos_" + context.DeptId() + "/"
+    image_dir = scu.SCODOC_LOGOS_DIR + "/logos_" + context.DeptId() + "/"
     if not os.path.exists(image_dir):
-        image_dir = SCODOC_LOGOS_DIR + "/"  # use global logos
+        image_dir = scu.SCODOC_LOGOS_DIR + "/"  # use global logos
     text = re.sub(
         r"<(\s*)logo(.*?)src\s*=\s*(.*?)>", r"<\1logo\2\3>", text
     )  # remove forbidden src attribute
@@ -150,7 +158,7 @@ def process_field(
     # tentatives d'acceder à d'autres fichiers !
 
     # log('field: %s' % (text))
-    return makeParas(text, style, suppress_empty=suppress_empty_pars)
+    return sco_pdf.makeParas(text, style, suppress_empty=suppress_empty_pars)
 
 
 def get_formsemestre_bulletins_pdf(
@@ -180,7 +188,7 @@ def get_formsemestre_bulletins_pdf(
         )
         fragments += frag
         filigrannes[i] = filigranne
-        bookmarks[i] = suppress_accents(nt.get_sexnom(etudid))
+        bookmarks[i] = scu.suppress_accents(nt.get_sexnom(etudid))
         i = i + 1
     #
     infos = {"DeptName": context.get_preference("DeptName", formsemestre_id)}
@@ -189,7 +197,7 @@ def get_formsemestre_bulletins_pdf(
     else:
         server_name = ""
     try:
-        PDFLOCK.acquire()
+        sco_pdf.PDFLOCK.acquire()
         pdfdoc = pdfassemblebulletins(
             formsemestre_id,
             fragments,
@@ -201,11 +209,11 @@ def get_formsemestre_bulletins_pdf(
             context=context,
         )
     finally:
-        PDFLOCK.release()
+        sco_pdf.PDFLOCK.release()
     #
     dt = time.strftime("%Y-%m-%d")
     filename = "bul-%s-%s.pdf" % (sem["titre_num"], dt)
-    filename = unescape_html(filename).replace(" ", "_").replace("&", "")
+    filename = scu.unescape_html(filename).replace(" ", "_").replace("&", "")
     # fill cache
     context._getNotesCache().store_bulletins_pdf(
         formsemestre_id, version, filename, pdfdoc
@@ -239,7 +247,7 @@ def get_etud_bulletins_pdf(context, etudid, REQUEST, version="selectedevals"):
     else:
         server_name = ""
     try:
-        PDFLOCK.acquire()
+        sco_pdf.PDFLOCK.acquire()
         pdfdoc = pdfassemblebulletins(
             None,
             fragments,
@@ -251,11 +259,11 @@ def get_etud_bulletins_pdf(context, etudid, REQUEST, version="selectedevals"):
             context=context,
         )
     finally:
-        PDFLOCK.release()
+        sco_pdf.PDFLOCK.release()
     #
     filename = "bul-%s" % (etud["nomprenom"])
     filename = (
-        unescape_html(filename).replace(" ", "_").replace("&", "").replace(".", "")
+        scu.unescape_html(filename).replace(" ", "_").replace("&", "").replace(".", "")
         + ".pdf"
     )
 
diff --git a/sco_bulletins_signature.py b/sco_bulletins_signature.py
index 403526f3..ade30e2e 100644
--- a/sco_bulletins_signature.py
+++ b/sco_bulletins_signature.py
@@ -53,53 +53,53 @@ Lien sur Scolarite/edit_preferences (sans formsemestre_id)
 et sur page "réglages bulletin" (avec formsemestre_id)
 
 """
-import os
+# import os
 
 
-def form_change_bul_sig(context, side, formsemestre_id=None, REQUEST=None):
-    """Change pdf signature"""
-    filename = _get_sig_existing_filename(
-        context, side, formsemestre_id=formsemestre_id
-    )
-    if side == "left":
-        sidetxt = "gauche"
-    elif side == "right":
-        sidetxt = "droite"
-    else:
-        raise ValueError("invalid value for 'side' parameter")
-    signatureloc = get_bul_sig_img()
-    H = [
-        self.sco_header(REQUEST, page_title="Changement de signature"),
-        """<h2>Changement de la signature bulletin de %(sidetxt)s</h2>       
-            """
-        % (sidetxt,),
-    ]
-    "<p>Photo actuelle (%(signatureloc)s):      "
+# def form_change_bul_sig(context, side, formsemestre_id=None, REQUEST=None):
+#     """Change pdf signature"""
+#     filename = _get_sig_existing_filename(
+#         context, side, formsemestre_id=formsemestre_id
+#     )
+#     if side == "left":
+#         sidetxt = "gauche"
+#     elif side == "right":
+#         sidetxt = "droite"
+#     else:
+#         raise ValueError("invalid value for 'side' parameter")
+#     signatureloc = get_bul_sig_img()
+#     H = [
+#         self.sco_header(REQUEST, page_title="Changement de signature"),
+#         """<h2>Changement de la signature bulletin de %(sidetxt)s</h2>
+#             """
+#         % (sidetxt,),
+#     ]
+#     "<p>Photo actuelle (%(signatureloc)s):      "
 
 
-def get_bul_sig_img(context, side, formsemestre_id=None):
-    "send back signature image data"
-    # slow, not cached, used for unfrequent access (do not bypass python)
+# def get_bul_sig_img(context, side, formsemestre_id=None):
+#     "send back signature image data"
+#     # slow, not cached, used for unfrequent access (do not bypass python)
 
 
-def _sig_filename(context, side, formsemestre_id=None):
-    if not side in ("left", "right"):
-        raise ValueError("side must be left or right")
-    dirs = [SCODOC_LOGOS_DIR, context.DeptId()]
-    if formsemestre_id:
-        dirs.append(formsemestre_id)
-    dirs.append("bul_sig_{}".format(side))
-    return os.path.join(*dirs)
+# def _sig_filename(context, side, formsemestre_id=None):
+#     if not side in ("left", "right"):
+#         raise ValueError("side must be left or right")
+#     dirs = [SCODOC_LOGOS_DIR, context.DeptId()]
+#     if formsemestre_id:
+#         dirs.append(formsemestre_id)
+#     dirs.append("bul_sig_{}".format(side))
+#     return os.path.join(*dirs)
 
 
-def _get_sig_existing_filename(context, side, formsemestre_id=None):
-    "full path to signature to use, or None if no signature available"
-    if formsemestre_id:
-        filename = _sig_filename(context, side, formsemestre_id=formsemestre_id)
-        if os.path.exists(filename):
-            return filename
-    filename = _sig_filename(context, side)
-    if os.path.exists(filename):
-        return filename
-    else:
-        return None
+# def _get_sig_existing_filename(context, side, formsemestre_id=None):
+#     "full path to signature to use, or None if no signature available"
+#     if formsemestre_id:
+#         filename = _sig_filename(context, side, formsemestre_id=formsemestre_id)
+#         if os.path.exists(filename):
+#             return filename
+#     filename = _sig_filename(context, side)
+#     if os.path.exists(filename):
+#         return filename
+#     else:
+#         return None
diff --git a/sco_bulletins_standard.py b/sco_bulletins_standard.py
index 5bc89845..eb937a2f 100644
--- a/sco_bulletins_standard.py
+++ b/sco_bulletins_standard.py
@@ -46,7 +46,10 @@ de la forme %(XXX)s sont remplacées par la valeur de XXX, pour XXX dans:
 Balises img: actuellement interdites.
 
 """
-import traceback, re
+import datetime
+import traceback
+import re
+import jaxml
 
 import sco_utils as scu
 import sco_formsemestre
diff --git a/sco_bulletins_ucac.py b/sco_bulletins_ucac.py
index 381486ad..87510bf4 100644
--- a/sco_bulletins_ucac.py
+++ b/sco_bulletins_ucac.py
@@ -34,8 +34,12 @@ E. Viennet, juillet 2011
 """
 import traceback
 
+import sco_utils as scu
 import sco_formsemestre
-from sco_pdf import *
+import sco_pdf
+from sco_pdf import blue, cm, mm
+from sco_pdf import Color, Paragraph, Spacer, Table
+
 import sco_preferences
 
 from notes_log import log
@@ -72,7 +76,6 @@ class BulletinGeneratorUCAC(sco_bulletins_standard.BulletinGeneratorStandard):
         I = self.infos
         context = self.context
         formsemestre_id = I["formsemestre_id"]
-        sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
         prefs = context.get_preferences(formsemestre_id)
 
         P = []  # elems pour générer table avec gen_table (liste de dicts)
@@ -134,7 +137,7 @@ class BulletinGeneratorUCAC(sco_bulletins_standard.BulletinGeneratorStandard):
                 total_pt_ue_v = (
                     ue["ue_status"]["cur_moy_ue"] * ue["ue_status"]["coef_ue"]
                 )
-                total_pt_ue = fmt_note(total_pt_ue_v)
+                total_pt_ue = scu.fmt_note(total_pt_ue_v)
                 # log('total_pt_ue = %s' % total_pt_ue)
             except:
                 # log("ue['ue_status']['cur_moy_ue'] = %s" % ue['ue_status']['cur_moy_ue'] )
@@ -212,7 +215,6 @@ class BulletinGeneratorUCAC(sco_bulletins_standard.BulletinGeneratorStandard):
 
                 ue_descr = "(en cours, non prise en compte)"
                 ue_type = "cur"
-                rowstyle = " bul_ucac_row_ue_cur"
 
             # --- UE ordinaire
             pt = list_ue(ue, ue_descr)
@@ -228,8 +230,8 @@ class BulletinGeneratorUCAC(sco_bulletins_standard.BulletinGeneratorStandard):
             {
                 "code_ue": "Total",
                 "moyenne_ue": I["moy_gen"],
-                "coef": fmt_note(sum_coef_ues),
-                "total": fmt_note(sum_pt_sem),
+                "coef": scu.fmt_note(sum_coef_ues),
+                "total": scu.fmt_note(sum_pt_sem),
                 "_code_ue_colspan": 4,
                 "_css_row_class": "bul_ucac_row_total",
                 "_pdf_row_markup": ["b"],
diff --git a/sco_bulletins_xml.py b/sco_bulletins_xml.py
index 7edd20ae..8d9aaecb 100644
--- a/sco_bulletins_xml.py
+++ b/sco_bulletins_xml.py
@@ -37,7 +37,14 @@ Malheureusement, le code de génération JSON et XML sont séparés, ce qui est
 Je propose de considérer le XMl comme "deprecated" et de ne plus le modifier, sauf nécessité.
 """
 
-from notes_table import *
+import datetime
+import jaxml
+
+import sco_utils as scu
+import notesdb as ndb
+from notes_log import log
+import scolars
+import sco_codes_parcours
 import sco_formsemestre
 import sco_groups
 import sco_photos
@@ -62,9 +69,9 @@ def make_xml_formsemestre_bulletinetud(
     "bulletin au format XML"
     log("xml_bulletin( formsemestre_id=%s, etudid=%s )" % (formsemestre_id, etudid))
     if REQUEST:
-        REQUEST.RESPONSE.setHeader("content-type", XML_MIMETYPE)
+        REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
     if not doc:
-        doc = jaxml.XML_document(encoding=SCO_ENCODING)
+        doc = jaxml.XML_document(encoding=scu.SCO_ENCODING)
 
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
     if sem["bul_hide_xml"] == "0" or force_publishing:
@@ -98,12 +105,13 @@ def make_xml_formsemestre_bulletinetud(
         etudid=etudid,
         code_nip=etudinfo["code_nip"],
         code_ine=etudinfo["code_ine"],
-        nom=quote_xml_attr(etudinfo["nom"]),
-        prenom=quote_xml_attr(etudinfo["prenom"]),
-        sexe=quote_xml_attr(etudinfo["sexe"]),
-        photo_url=quote_xml_attr(sco_photos.etud_photo_url(context, etudinfo)),
-        email=quote_xml_attr(etudinfo["email"]),
-        emailperso=quote_xml_attr(etudinfo["emailperso"]),
+        nom=scu.quote_xml_attr(etudinfo["nom"]),
+        prenom=scu.quote_xml_attr(etudinfo["prenom"]),
+        civilite=scu.quote_xml_attr(etudinfo["civilite_str"]),
+        sexe=scu.quote_xml_attr(etudinfo["civilite_str"]),  # compat
+        photo_url=scu.quote_xml_attr(sco_photos.etud_photo_url(context, etudinfo)),
+        email=scu.quote_xml_attr(etudinfo["email"]),
+        emailperso=scu.quote_xml_attr(etudinfo["emailperso"]),
     )
     doc._pop()
 
@@ -128,7 +136,7 @@ def make_xml_formsemestre_bulletinetud(
     ues = nt.get_ues()
     modimpls = nt.get_modimpls()
     nbetuds = len(nt.rangs)
-    mg = fmt_note(nt.get_etud_moy_gen(etudid))
+    mg = scu.fmt_note(nt.get_etud_moy_gen(etudid))
     if (
         nt.get_moduleimpls_attente()
         or context.get_preference("bul_show_rangs", formsemestre_id) == 0
@@ -147,9 +155,9 @@ def make_xml_formsemestre_bulletinetud(
     doc._push()
     doc.note(
         value=mg,
-        min=fmt_note(nt.moy_min),
-        max=fmt_note(nt.moy_max),
-        moy=fmt_note(nt.moy_moy),
+        min=scu.fmt_note(nt.moy_min),
+        max=scu.fmt_note(nt.moy_max),
+        moy=scu.fmt_note(nt.moy_moy),
     )
     doc._pop()
     doc._push()
@@ -177,17 +185,21 @@ def make_xml_formsemestre_bulletinetud(
         doc._push()
         doc.ue(
             id=ue["ue_id"],
-            numero=quote_xml_attr(ue["numero"]),
-            acronyme=quote_xml_attr(ue["acronyme"]),
-            titre=quote_xml_attr(ue["titre"]),
-            code_apogee=quote_xml_attr(ue["code_apogee"]),
+            numero=scu.quote_xml_attr(ue["numero"]),
+            acronyme=scu.quote_xml_attr(ue["acronyme"]),
+            titre=scu.quote_xml_attr(ue["titre"]),
+            code_apogee=scu.quote_xml_attr(ue["code_apogee"]),
         )
         doc._push()
-        if ue["type"] != UE_SPORT:
+        if ue["type"] != sco_codes_parcours.UE_SPORT:
             v = ue_status["cur_moy_ue"]
         else:
             v = nt.bonus[etudid]
-        doc.note(value=fmt_note(v), min=fmt_note(ue["min"]), max=fmt_note(ue["max"]))
+        doc.note(
+            value=scu.fmt_note(v),
+            min=scu.fmt_note(ue["min"]),
+            max=scu.fmt_note(ue["max"]),
+        )
         doc._pop()
         try:
             ects_txt = str(int(ue["ects"]))
@@ -205,7 +217,9 @@ def make_xml_formsemestre_bulletinetud(
         # Liste les modules de l'UE
         ue_modimpls = [mod for mod in modimpls if mod["module"]["ue_id"] == ue["ue_id"]]
         for modimpl in ue_modimpls:
-            mod_moy = fmt_note(nt.get_etud_mod_moy(modimpl["moduleimpl_id"], etudid))
+            mod_moy = scu.fmt_note(
+                nt.get_etud_mod_moy(modimpl["moduleimpl_id"], etudid)
+            )
             if mod_moy == "NI":  # ne mentionne pas les modules ou n'est pas inscrit
                 continue
             mod = modimpl["module"]
@@ -219,18 +233,18 @@ def make_xml_formsemestre_bulletinetud(
                 code=mod["code"],
                 coefficient=mod["coefficient"],
                 numero=mod["numero"],
-                titre=quote_xml_attr(mod["titre"]),
-                abbrev=quote_xml_attr(mod["abbrev"]),
-                code_apogee=quote_xml_attr(mod["code_apogee"])
+                titre=scu.quote_xml_attr(mod["titre"]),
+                abbrev=scu.quote_xml_attr(mod["abbrev"]),
+                code_apogee=scu.quote_xml_attr(mod["code_apogee"])
                 # ects=ects ects des modules maintenant inutilisés
             )
             doc._push()
             modstat = nt.get_mod_stats(modimpl["moduleimpl_id"])
             doc.note(
                 value=mod_moy,
-                min=fmt_note(modstat["min"]),
-                max=fmt_note(modstat["max"]),
-                moy=fmt_note(modstat["moy"]),
+                min=scu.fmt_note(modstat["min"]),
+                max=scu.fmt_note(modstat["max"]),
+                moy=scu.fmt_note(modstat["moy"]),
             )
             doc._pop()
             if context.get_preference("bul_show_mod_rangs", formsemestre_id):
@@ -247,14 +261,16 @@ def make_xml_formsemestre_bulletinetud(
                     if int(e["visibulletin"]) == 1 or version == "long":
                         doc._push()
                         doc.evaluation(
-                            jour=DateDMYtoISO(e["jour"], null_is_empty=True),
-                            heure_debut=TimetoISO8601(
+                            jour=ndb.DateDMYtoISO(e["jour"], null_is_empty=True),
+                            heure_debut=ndb.TimetoISO8601(
                                 e["heure_debut"], null_is_empty=True
                             ),
-                            heure_fin=TimetoISO8601(e["heure_fin"], null_is_empty=True),
+                            heure_fin=ndb.TimetoISO8601(
+                                e["heure_fin"], null_is_empty=True
+                            ),
                             coefficient=e["coefficient"],
                             evaluation_type=e["evaluation_type"],
-                            description=quote_xml_attr(e["description"]),
+                            description=scu.quote_xml_attr(e["description"]),
                             note_max_origin=e[
                                 "note_max"
                             ],  # notes envoyées sur 20, ceci juste pour garder trace
@@ -262,7 +278,7 @@ def make_xml_formsemestre_bulletinetud(
                         val = e["notes"].get(etudid, {"value": "NP"})[
                             "value"
                         ]  # NA si etud demissionnaire
-                        val = fmt_note(val, note_max=e["note_max"])
+                        val = scu.fmt_note(val, note_max=e["note_max"])
                         doc.note(value=val)
                         doc._pop()
                 # Evaluations incomplètes ou futures:
@@ -276,15 +292,15 @@ def make_xml_formsemestre_bulletinetud(
                         if e["evaluation_id"] not in complete_eval_ids:
                             doc._push()
                             doc.evaluation(
-                                jour=DateDMYtoISO(e["jour"], null_is_empty=True),
-                                heure_debut=TimetoISO8601(
+                                jour=ndb.DateDMYtoISO(e["jour"], null_is_empty=True),
+                                heure_debut=ndb.TimetoISO8601(
                                     e["heure_debut"], null_is_empty=True
                                 ),
-                                heure_fin=TimetoISO8601(
+                                heure_fin=ndb.TimetoISO8601(
                                     e["heure_fin"], null_is_empty=True
                                 ),
                                 coefficient=e["coefficient"],
-                                description=quote_xml_attr(e["description"]),
+                                description=scu.quote_xml_attr(e["description"]),
                                 incomplete="1",
                                 note_max_origin=e[
                                     "note_max"
@@ -302,27 +318,25 @@ def make_xml_formsemestre_bulletinetud(
             doc._push()
             doc.ue_capitalisee(
                 id=ue["ue_id"],
-                numero=quote_xml_attr(ue["numero"]),
-                acronyme=quote_xml_attr(ue["acronyme"]),
-                titre=quote_xml_attr(ue["titre"]),
+                numero=scu.quote_xml_attr(ue["numero"]),
+                acronyme=scu.quote_xml_attr(ue["acronyme"]),
+                titre=scu.quote_xml_attr(ue["titre"]),
             )
             doc._push()
-            doc.note(value=fmt_note(ue_status["moy"]))
+            doc.note(value=scu.fmt_note(ue_status["moy"]))
             doc._pop()
             doc._push()
             doc.ects(value=ects_txt)
             doc._pop()
             doc._push()
-            doc.coefficient_ue(value=fmt_note(ue_status["coef_ue"]))
+            doc.coefficient_ue(value=scu.fmt_note(ue_status["coef_ue"]))
             doc._pop()
             doc._push()
-            doc.date_capitalisation(value=DateDMYtoISO(ue_status["event_date"]))
+            doc.date_capitalisation(value=ndb.DateDMYtoISO(ue_status["event_date"]))
             doc._pop()
             doc._pop()
     # --- Absences
     if context.get_preference("bul_show_abs", formsemestre_id):
-        debut_sem = DateDMYtoISO(sem["date_debut"])
-        fin_sem = DateDMYtoISO(sem["date_fin"])
         AbsEtudSem = sco_abs.getAbsSemEtud(context, sem, etudid)
         nbabs = AbsEtudSem.CountAbs()
         nbabsjust = AbsEtudSem.CountAbsJust()
@@ -341,7 +355,7 @@ def make_xml_formsemestre_bulletinetud(
             format="xml",
             show_uevalid=context.get_preference("bul_show_uevalid", formsemestre_id),
         )
-        doc.situation(quote_xml_attr(infos["situation"]))
+        doc.situation(scu.quote_xml_attr(infos["situation"]))
         if dpv:
             decision = dpv["decisions"][0]
             etat = decision["etat"]
@@ -375,9 +389,9 @@ def make_xml_formsemestre_bulletinetud(
                     doc._push()
                     doc.decision_ue(
                         ue_id=ue["ue_id"],
-                        numero=quote_xml_attr(ue["numero"]),
-                        acronyme=quote_xml_attr(ue["acronyme"]),
-                        titre=quote_xml_attr(ue["titre"]),
+                        numero=scu.quote_xml_attr(ue["numero"]),
+                        acronyme=scu.quote_xml_attr(ue["acronyme"]),
+                        titre=scu.quote_xml_attr(ue["titre"]),
                         code=decision["decisions_ue"][ue_id]["code"],
                     )
                     doc._pop()
@@ -396,5 +410,7 @@ def make_xml_formsemestre_bulletinetud(
         cnx, args={"etudid": etudid, "formsemestre_id": formsemestre_id}
     )
     for app in apprecs:
-        doc.appreciation(quote_xml_attr(app["comment"]), date=DateDMYtoISO(app["date"]))
+        doc.appreciation(
+            scu.quote_xml_attr(app["comment"]), date=ndb.DateDMYtoISO(app["date"])
+        )
     return doc
diff --git a/sco_cost_formation.py b/sco_cost_formation.py
index 22693867..e9af6008 100644
--- a/sco_cost_formation.py
+++ b/sco_cost_formation.py
@@ -30,8 +30,8 @@
 
    (coût théorique en heures équivalent TD)
 """
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
 from gen_tables import GenTable
 import sco_excel, sco_pdf
@@ -39,6 +39,7 @@ from sco_pdf import SU
 import sco_formsemestre
 import sco_moduleimpl
 import sco_formsemestre_status
+import VERSION
 
 
 def formsemestre_table_estim_cost(
@@ -144,7 +145,7 @@ def formsemestre_table_estim_cost(
     (dans ce cas, retoucher le tableau excel exporté).
     </div>
                     """,
-        origin="Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + "",
+        origin="Généré par %s le " % VERSION.SCONAME + scu.timedate_human_repr() + "",
         filename="EstimCout-S%s" % sem["semestre_id"],
     )
     return tab
diff --git a/sco_debouche.py b/sco_debouche.py
index ad3c6530..8641d68d 100644
--- a/sco_debouche.py
+++ b/sco_debouche.py
@@ -115,7 +115,7 @@ def table_debouche_etudids(context, etudids, keep_numeric=True):
         )
         row = {
             "etudid": etudid,
-            "sexe": etud["sexe"],
+            "civilite": etud["civilite"],
             "nom": etud["nom"],
             "prenom": etud["prenom"],
             "_nom_target": "ficheEtud?etudid=" + etud["etudid"],
@@ -154,7 +154,7 @@ def table_debouche_etudids(context, etudids, keep_numeric=True):
     L.sort(key=lambda x: x["sem_ident"])
 
     titles = {
-        "sexe": "",
+        "civilite": "",
         "nom": "Nom",
         "prenom": "Prénom",
         "semestre": "Dernier semestre",
@@ -170,7 +170,7 @@ def table_debouche_etudids(context, etudids, keep_numeric=True):
             "semestre",
             "semestre_id",
             "periode",
-            "sexe",
+            "civilite",
             "nom",
             "prenom",
             "moy",
diff --git a/sco_dept.py b/sco_dept.py
index f7c95c0a..7e7db018 100644
--- a/sco_dept.py
+++ b/sco_dept.py
@@ -27,14 +27,15 @@
 
 """Page accueil département (liste des semestres, etc)
 """
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
 import sco_modalites
 import sco_news
 import sco_up_to_date
 import sco_formsemestre
 from gen_tables import GenTable
+from sco_permissions import ScoEtudInscrit, ScoEditApo
 
 
 def index_html(context, REQUEST=None, showcodes=0, showsemtable=0):
@@ -44,7 +45,7 @@ def index_html(context, REQUEST=None, showcodes=0, showsemtable=0):
 
     # News:
     # 2020-12-30: abandonne l'icon rss
-    # rssicon = icontag("rssscodoc_img", title="Flux RSS", border="0")
+    # rssicon = scu.icontag("rssscodoc_img", title="Flux RSS", border="0")
     H.append(sco_news.scolar_news_summary_html(context))  # , rssicon=rssicon))
 
     # Avertissement de mise à jour:
@@ -55,9 +56,11 @@ def index_html(context, REQUEST=None, showcodes=0, showsemtable=0):
     cursems = []  # semestres "courants"
     othersems = []  # autres (verrouillés)
     # icon image:
-    groupicon = icontag("groupicon_img", title="Inscrits", border="0")
-    emptygroupicon = icontag("emptygroupicon_img", title="Pas d'inscrits", border="0")
-    lockicon = icontag("lock32_img", title="verrouillé", border="0")
+    groupicon = scu.icontag("groupicon_img", title="Inscrits", border="0")
+    emptygroupicon = scu.icontag(
+        "emptygroupicon_img", title="Pas d'inscrits", border="0"
+    )
+    lockicon = scu.icontag("lock32_img", title="verrouillé", border="0")
     # Sélection sur l'etat du semestre
     for sem in sems:
         if sem["etat"] == "1" and sem["modalite"] != "EXT":
diff --git a/sco_dump_db.py b/sco_dump_db.py
index ed22ca8d..92192a71 100644
--- a/sco_dump_db.py
+++ b/sco_dump_db.py
@@ -46,19 +46,20 @@ pg_dump SCORT | psql ANORT
 
 
 """
-
+import os
 import fcntl
 import subprocess
 import requests
+
 from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
 from email.mime.base import MIMEBase
 from email.header import Header
 
-from notesdb import *
-import sco_utils
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
+from sco_exceptions import ScoValueError
 
 SCO_DUMP_LOCK = "/tmp/scodump.lock"
 
@@ -67,14 +68,14 @@ def sco_dump_and_send_db(context, REQUEST=None):
     """Dump base de données du département courant et l'envoie anonymisée pour debug"""
     H = [context.sco_header(REQUEST, page_title="Assistance technique")]
     # get currect (dept) DB name:
-    cursor = SimpleQuery(context, "SELECT current_database()", {})
+    cursor = ndb.SimpleQuery(context, "SELECT current_database()", {})
     db_name = cursor.fetchone()[0]
     ano_db_name = "ANO" + db_name
     # Lock
     try:
         x = open(SCO_DUMP_LOCK, "w+")
         fcntl.flock(x, fcntl.LOCK_EX | fcntl.LOCK_NB)
-    except fcntl.BlockingIOError:
+    except (IOError, OSError):  # exception changed from Python 2 to 3
         raise ScoValueError(
             "Un envoi de la base "
             + db_name
@@ -93,22 +94,25 @@ def sco_dump_and_send_db(context, REQUEST=None):
 
         # Send
         r = _send_db(context, REQUEST, ano_db_name)
-        if r.status_code == requests.codes.INSUFFICIENT_STORAGE:
+        if (
+            r.status_code
+            == requests.codes.INSUFFICIENT_STORAGE  # pylint: disable=no-member
+        ):
             H.append(
                 """<p class="warning">
             Erreur: espace serveur trop plein.
             Merci de contacter <a href="mailto:{0}">{0}</a></p>""".format(
-                    SCO_DEV_MAIL
+                    scu.SCO_DEV_MAIL
                 )
             )
-        elif r.status_code == requests.codes.OK:
+        elif r.status_code == requests.codes.OK:  # pylint: disable=no-member
             H.append("""<p>Opération effectuée.</p>""")
         else:
             H.append(
                 """<p class="warning">
             Erreur: code <tt>{0} {1}</tt>
             Merci de contacter <a href="mailto:{2}">{2}</a></p>""".format(
-                    r.status_code, r.reason, SCO_DEV_MAIL
+                    r.status_code, r.reason, scu.SCO_DEV_MAIL
                 )
             )
 
@@ -127,7 +131,7 @@ def _duplicate_db(db_name, ano_db_name):
     cmd = ["createdb", "-E", "UTF-8", ano_db_name]
     log("sco_dump_and_send_db/_duplicate_db: {}".format(cmd))
     try:
-        out = subprocess.check_output(cmd)
+        _ = subprocess.check_output(cmd)
     except subprocess.CalledProcessError as e:
         log("sco_dump_and_send_db: exception createdb {}".format(e))
         raise ScoValueError(
@@ -137,7 +141,7 @@ def _duplicate_db(db_name, ano_db_name):
     cmd = "pg_dump {} | psql {}".format(db_name, ano_db_name)
     log("sco_dump_and_send_db/_duplicate_db: {}".format(cmd))
     try:
-        out = subprocess.check_output(cmd, shell=1)
+        _ = subprocess.check_output(cmd, shell=1)
     except subprocess.CalledProcessError as e:
         log("sco_dump_and_send_db: exception {}".format(e))
         raise ScoValueError(
@@ -149,10 +153,10 @@ def _duplicate_db(db_name, ano_db_name):
 
 def _anonymize_db(ano_db_name):
     """Anonymize a departement database"""
-    cmd = os.path.join(SCO_TOOLS_DIR, "anonymize_db.py")
+    cmd = os.path.join(scu.SCO_TOOLS_DIR, "anonymize_db.py")
     log("_anonymize_db: {}".format(cmd))
     try:
-        subprocess.check_output([cmd, ano_db_name])
+        _ = subprocess.check_output([cmd, ano_db_name])
     except subprocess.CalledProcessError as e:
         log("sco_dump_and_send_db: exception in anonymisation: {}".format(e))
         raise ScoValueError(
@@ -162,7 +166,7 @@ def _anonymize_db(ano_db_name):
 
 def _get_scodoc_serial(context):
     try:
-        return int(open(os.path.join(SCODOC_VERSION_DIR, "scodoc.sn")).read())
+        return int(open(os.path.join(scu.SCODOC_VERSION_DIR, "scodoc.sn")).read())
     except:
         return 0
 
@@ -181,7 +185,7 @@ def _send_db(context, REQUEST, ano_db_name):
     log("uploading anonymized dump...")
     files = {"file": (ano_db_name + ".gz", data)}
     r = requests.post(
-        SCO_DUMP_UP_URL,
+        scu.SCO_DUMP_UP_URL,
         files=files,
         data={
             "dept_name": context.get_preference("DeptName"),
@@ -190,8 +194,8 @@ def _send_db(context, REQUEST, ano_db_name):
             "sent_by": context.Users.user_info(str(REQUEST.AUTHENTICATED_USER))[
                 "nomcomplet"
             ],
-            "sco_version": SCOVERSION,
-            "sco_fullversion": sco_utils.get_scodoc_version(),
+            "sco_version": scu.SCOVERSION,
+            "sco_fullversion": scu.get_scodoc_version(),
         },
     )
     return r
@@ -209,7 +213,7 @@ def _drop_ano_db(ano_db_name):
     cmd = ["dropdb", ano_db_name]
     log("sco_dump_and_send_db: {}".format(cmd))
     try:
-        out = subprocess.check_output(cmd)
+        _ = subprocess.check_output(cmd)
     except subprocess.CalledProcessError as e:
         log("sco_dump_and_send_db: exception dropdb {}".format(e))
         raise ScoValueError(
diff --git a/sco_edit_formation.py b/sco_edit_formation.py
index 96c318e3..6d249230 100644
--- a/sco_edit_formation.py
+++ b/sco_edit_formation.py
@@ -28,12 +28,13 @@
 """Ajout/Modification/Supression formations
 (portage from DTML)
 """
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
-from TrivialFormulator import TrivialFormulator, TF
+from TrivialFormulator import TrivialFormulator, TF, tf_error_message
 import sco_codes_parcours
 import sco_formsemestre
+from sco_exceptions import ScoValueError
 
 
 def formation_delete(context, formation_id=None, dialog_confirmed=False, REQUEST=None):
@@ -61,7 +62,7 @@ def formation_delete(context, formation_id=None, dialog_confirmed=False, REQUEST
                 '<li><a href="formsemestre_status?formsemestre_id=%(formsemestre_id)s">%(titremois)s</a></li>'
                 % sem
             )
-        H.append('</ul><p><a href="%s">Revenir</a></p>' % REQUEST.URL1)
+        H.append('</ul><p><a href="%s">Revenir</a></p>' % context.NotesURL())
     else:
         if not dialog_confirmed:
             return context.confirmDialog(
@@ -72,7 +73,7 @@ def formation_delete(context, formation_id=None, dialog_confirmed=False, REQUEST
                 % F,
                 REQUEST=REQUEST,
                 OK="Supprimer cette formation",
-                cancel_url=REQUEST.URL1,
+                cancel_url=context.NotesURL(),
                 parameters={"formation_id": formation_id},
             )
         else:
@@ -80,7 +81,7 @@ def formation_delete(context, formation_id=None, dialog_confirmed=False, REQUEST
             H.append(
                 """<p>OK, formation supprimée.</p>
     <p><a class="stdlink" href="%s">continuer</a></p>"""
-                % REQUEST.URL1
+                % context.NotesURL()
             )
 
     H.append(context.sco_footer(REQUEST))
@@ -190,7 +191,7 @@ def formation_edit(context, formation_id=None, create=False, REQUEST=None):
     if tf[0] == 0:
         return "\n".join(H) + tf[1] + context.sco_footer(REQUEST)
     elif tf[0] == -1:
-        return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+        return REQUEST.RESPONSE.redirect(context.NotesURL())
     else:
         # check unicity : constraint UNIQUE(acronyme,titre,version)
         if create:
@@ -202,7 +203,7 @@ def formation_edit(context, formation_id=None, create=False, REQUEST=None):
             "titre": tf[2]["titre"],
             "version": version,
         }
-        quote_dict(args)
+        ndb.quote_dict(args)
         others = context.formation_list(args=args)
         if others and ((len(others) > 1) or others[0]["formation_id"] != formation_id):
             return (
diff --git a/sco_edit_matiere.py b/sco_edit_matiere.py
index 2cdda893..98a86dfe 100644
--- a/sco_edit_matiere.py
+++ b/sco_edit_matiere.py
@@ -28,11 +28,12 @@
 """Ajout/Modification/Supression matieres
 (portage from DTML)
 """
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
-from TrivialFormulator import TrivialFormulator, TF
+from TrivialFormulator import TrivialFormulator, TF, tf_error_message
 import sco_formsemestre
+from sco_exceptions import ScoValueError
 
 
 def matiere_create(context, ue_id=None, REQUEST=None):
@@ -74,7 +75,7 @@ associé.
         submitlabel="Créer cette matière",
     )
 
-    dest_url = REQUEST.URL1 + "/ue_list?formation_id=" + UE["formation_id"]
+    dest_url = context.NotesURL() + "/ue_list?formation_id=" + UE["formation_id"]
 
     if tf[0] == 0:
         return "\n".join(H) + tf[1] + context.sco_footer(REQUEST)
@@ -90,7 +91,7 @@ associé.
                 + tf[1]
                 + context.sco_footer(REQUEST)
             )
-        matiere_id = context.do_matiere_create(tf[2], REQUEST)
+        _ = context.do_matiere_create(tf[2], REQUEST)
         return REQUEST.RESPONSE.redirect(dest_url)
 
 
@@ -103,7 +104,7 @@ def matiere_delete(context, matiere_id=None, REQUEST=None):
         "<h2>Suppression de la matière %(titre)s" % M,
         " dans l'UE (%(acronyme)s))</h2>" % UE,
     ]
-
+    dest_url = context.NotesURL() + "/ue_list?formation_id=" + str(UE["formation_id"])
     tf = TrivialFormulator(
         REQUEST.URL0,
         REQUEST.form,
@@ -115,12 +116,10 @@ def matiere_delete(context, matiere_id=None, REQUEST=None):
     if tf[0] == 0:
         return "\n".join(H) + tf[1] + context.sco_footer(REQUEST)
     elif tf[0] == -1:
-        return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+        return REQUEST.RESPONSE.redirect(dest_url)
     else:
         context.do_matiere_delete(matiere_id, REQUEST)
-        return REQUEST.RESPONSE.redirect(
-            REQUEST.URL1 + "/ue_list?formation_id=" + str(UE["formation_id"])
-        )
+        return REQUEST.RESPONSE.redirect(dest_url)
 
 
 def matiere_edit(context, matiere_id=None, REQUEST=None):
@@ -180,7 +179,7 @@ associé.
         submitlabel="Modifier les valeurs",
     )
 
-    dest_url = REQUEST.URL1 + "/ue_list?formation_id=" + U["formation_id"]
+    dest_url = context.NotesURL() + "/ue_list?formation_id=" + U["formation_id"]
 
     if tf[0] == 0:
         return "\n".join(H) + tf[1] + help + context.sco_footer(REQUEST)
@@ -202,7 +201,7 @@ associé.
         # changement d'UE ?
         if tf[2]["ue_id"] != F["ue_id"]:
             log("attaching mat %s to new UE %s" % (matiere_id, tf[2]["ue_id"]))
-            SimpleQuery(
+            ndb.SimpleQuery(
                 context,
                 "UPDATE notes_modules SET ue_id = %(ue_id)s WHERE matiere_id=%(matiere_id)s",
                 {"ue_id": tf[2]["ue_id"], "matiere_id": matiere_id},
diff --git a/sco_edit_module.py b/sco_edit_module.py
index 64b51b6b..1b15984e 100644
--- a/sco_edit_module.py
+++ b/sco_edit_module.py
@@ -28,14 +28,16 @@
 """Ajout/Modification/Supression UE
 (portage from DTML)
 """
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
 import sco_codes_parcours
 from TrivialFormulator import TrivialFormulator, TF
 import sco_formsemestre
 import sco_edit_ue
 import sco_tag_module
+from sco_permissions import ScoChangeFormation
+from sco_exceptions import ScoValueError
 
 _MODULE_HELP = """<p class="help">
 Les modules sont décrits dans le programme pédagogique. Un module est pour ce 
@@ -99,7 +101,7 @@ def module_create(context, matiere_id=None, REQUEST=None):
                     "title": "Type",
                     "explanation": "",
                     "labels": ("Standard", "Malus"),
-                    "allowed_values": (str(MODULE_STANDARD), str(MODULE_MALUS)),
+                    "allowed_values": (str(scu.MODULE_STANDARD), str(scu.MODULE_MALUS)),
                 },
             ),
             (
@@ -140,7 +142,7 @@ def module_create(context, matiere_id=None, REQUEST=None):
                 {
                     "input_type": "menu",
                     "type": "int",
-                    "title": strcapitalize(parcours.SESSION_NAME),
+                    "title": scu.strcapitalize(parcours.SESSION_NAME),
                     "explanation": "%s de début du module dans la formation standard"
                     % parcours.SESSION_NAME,
                     "labels": [str(x) for x in semestres_indices],
@@ -170,9 +172,9 @@ def module_create(context, matiere_id=None, REQUEST=None):
     if tf[0] == 0:
         return "\n".join(H) + tf[1] + context.sco_footer(REQUEST)
     else:
-        moduleid = context.do_module_create(tf[2], REQUEST)
+        context.do_module_create(tf[2], REQUEST)
         return REQUEST.RESPONSE.redirect(
-            REQUEST.URL1 + "/ue_list?formation_id=" + UE["formation_id"]
+            context.NotesURL() + "/ue_list?formation_id=" + UE["formation_id"]
         )
 
 
@@ -189,7 +191,7 @@ def module_delete(context, module_id=None, REQUEST=None):
         """<h2>Suppression du module %(titre)s (%(code)s)</h2>""" % Mod,
     ]
 
-    dest_url = REQUEST.URL1 + "/ue_list?formation_id=" + Mod["formation_id"]
+    dest_url = context.NotesURL() + "/ue_list?formation_id=" + Mod["formation_id"]
     tf = TrivialFormulator(
         REQUEST.URL0,
         REQUEST.form,
@@ -227,7 +229,7 @@ def module_edit(context, module_id=None, REQUEST=None):
     unlocked = not context.module_is_locked(module_id)
     Fo = context.formation_list(args={"formation_id": Mod["formation_id"]})[0]
     parcours = sco_codes_parcours.get_parcours_from_code(Fo["type_parcours"])
-    M = SimpleDictFetch(
+    M = ndb.SimpleDictFetch(
         context,
         "SELECT ue.acronyme, mat.* FROM notes_matieres mat, notes_ue ue WHERE mat.ue_id = ue.ue_id AND ue.formation_id = %(formation_id)s ORDER BY ue.numero, mat.numero",
         {"formation_id": Mod["formation_id"]},
@@ -238,7 +240,7 @@ def module_edit(context, module_id=None, REQUEST=None):
 
     semestres_indices = range(1, parcours.NB_SEM + 1)
 
-    dest_url = REQUEST.URL1 + "/ue_list?formation_id=" + Mod["formation_id"]
+    dest_url = context.NotesURL() + "/ue_list?formation_id=" + Mod["formation_id"]
 
     H = [
         context.sco_header(
@@ -286,7 +288,7 @@ def module_edit(context, module_id=None, REQUEST=None):
                     "title": "Type",
                     "explanation": "",
                     "labels": ("Standard", "Malus"),
-                    "allowed_values": (str(MODULE_STANDARD), str(MODULE_MALUS)),
+                    "allowed_values": (str(scu.MODULE_STANDARD), str(scu.MODULE_MALUS)),
                     "enabled": unlocked,
                 },
             ),
@@ -395,11 +397,10 @@ def edit_module_set_code_apogee(context, id=None, value=None, REQUEST=None):
     modules = context.do_module_list(args={"module_id": module_id})
     if not modules:
         return "module invalide"  # shoud not occur
-    module = modules[0]
 
     context.do_module_edit({"module_id": module_id, "code_apogee": value})
     if not value:
-        value = APO_MISSING_CODE_STR
+        value = scu.APO_MISSING_CODE_STR
     return value
 
 
@@ -444,14 +445,14 @@ def formation_add_malus_modules(context, formation_id, titre=None, REQUEST=None)
             [
                 mod
                 for mod in context.do_module_list(args={"ue_id": ue["ue_id"]})
-                if mod["module_type"] == MODULE_MALUS
+                if mod["module_type"] == scu.MODULE_MALUS
             ]
         )
         if nb_mod_malus == 0:
             ue_add_malus_module(context, ue["ue_id"], titre=titre, REQUEST=REQUEST)
 
     if REQUEST:
-        REQUEST.RESPONSE.redirect("ue_list?formation_id=" + formation_id)
+        return REQUEST.RESPONSE.redirect("ue_list?formation_id=" + formation_id)
 
 
 def ue_add_malus_module(context, ue_id, titre=None, code=None, REQUEST=None):
@@ -490,7 +491,7 @@ def ue_add_malus_module(context, ue_id, titre=None, code=None, REQUEST=None):
             "matiere_id": matiere_id,
             "formation_id": ue["formation_id"],
             "semestre_id": semestre_id,
-            "module_type": MODULE_MALUS,
+            "module_type": scu.MODULE_MALUS,
         },
         REQUEST,
     )
diff --git a/sco_edit_ue.py b/sco_edit_ue.py
index b29c613c..8aaf3737 100644
--- a/sco_edit_ue.py
+++ b/sco_edit_ue.py
@@ -28,8 +28,8 @@
 """Ajout/Modification/Supression UE
 
 """
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
 from TrivialFormulator import TrivialFormulator, TF
 from gen_tables import GenTable
@@ -38,6 +38,8 @@ import sco_formsemestre
 import sco_formsemestre_validation
 import sco_codes_parcours
 import sco_tag_module
+from sco_permissions import ScoChangeFormation, ScoEditFormationTags, ScoImplement
+from sco_exceptions import ScoValueError, ScoLockedFormError
 
 
 def ue_create(context, formation_id=None, REQUEST=None):
@@ -84,7 +86,7 @@ def ue_edit(context, ue_id=None, create=False, formation_id=None, REQUEST=None):
 
     ue_types = parcours.ALLOWED_UE_TYPES
     ue_types.sort()
-    ue_types_names = [UE_TYPE_NAME[k] for k in ue_types]
+    ue_types_names = [sco_codes_parcours.UE_TYPE_NAME[k] for k in ue_types]
     ue_types = [str(x) for x in ue_types]
 
     fw = [
@@ -158,7 +160,7 @@ def ue_edit(context, ue_id=None, create=False, formation_id=None, REQUEST=None):
                 {
                     "input_type": "menu",
                     "type": "int",
-                    "title": strcapitalize(parcours.SESSION_NAME),
+                    "title": scu.strcapitalize(parcours.SESSION_NAME),
                     "explanation": "%s de début du module dans la formation"
                     % parcours.SESSION_NAME,
                     "labels": [str(x) for x in semestres_indices],
@@ -204,7 +206,7 @@ def ue_edit(context, ue_id=None, create=False, formation_id=None, REQUEST=None):
                 )
             if parcours.UE_IS_MODULE:
                 # dans ce mode, crée un (unique) module dans l'UE:
-                module_id = context.do_module_create(
+                _ = context.do_module_create(
                     {
                         "titre": tf[2]["titre"],
                         "code": tf[2]["acronyme"],
@@ -217,9 +219,9 @@ def ue_edit(context, ue_id=None, create=False, formation_id=None, REQUEST=None):
                     REQUEST,
                 )
         else:
-            ue_id = do_ue_edit(context, tf[2])
+            do_ue_edit(context, tf[2])
         return REQUEST.RESPONSE.redirect(
-            REQUEST.URL1 + "/ue_list?formation_id=" + formation_id
+            context.NotesURL() + "/ue_list?formation_id=" + formation_id
         )
 
 
@@ -306,15 +308,15 @@ def ue_list(context, formation_id=None, msg="", REQUEST=None):
     editable = perm_change
     tag_editable = authuser.has_permission(ScoEditFormationTags, context) or perm_change
     if locked:
-        lockicon = icontag("lock32_img", title="verrouillé")
+        lockicon = scu.icontag("lock32_img", title="verrouillé")
     else:
         lockicon = ""
 
     arrow_up, arrow_down, arrow_none = sco_groups.getArrowIconsTags(context, REQUEST)
-    delete_icon = icontag(
+    delete_icon = scu.icontag(
         "delete_small_img", title="Supprimer (module inutilisé)", alt="supprimer"
     )
-    delete_disabled_icon = icontag(
+    delete_disabled_icon = scu.icontag(
         "delete_small_dis_img", title="Suppression impossible (module utilisé)"
     )
     H = [
@@ -415,7 +417,7 @@ Si vous souhaitez modifier cette formation (par exemple pour y ajouter un module
             klass = ""
         UE["code_apogee_str"] = (
             """, Apo: <span class="%s" data-url="edit_ue_set_code_apogee" id="%s" data-placeholder="%s">"""
-            % (klass, UE["ue_id"], APO_MISSING_CODE_STR)
+            % (klass, UE["ue_id"], scu.APO_MISSING_CODE_STR)
             + (UE["code_apogee"] or "")
             + "</span>"
         )
@@ -424,7 +426,7 @@ Si vous souhaitez modifier cette formation (par exemple pour y ajouter un module
             cur_ue_semestre_id = UE["semestre_id"]
             if iue > 0:
                 H.append("</ul>")
-            if UE["semestre_id"] == UE_SEM_DEFAULT:
+            if UE["semestre_id"] == sco_codes_parcours.UE_SEM_DEFAULT:
                 lab = "Pas d'indication de semestre:"
             else:
                 lab = "Semestre %s:" % UE["semestre_id"]
@@ -456,8 +458,11 @@ Si vous souhaitez modifier cette formation (par exemple pour y ajouter un module
             % UE
         )
 
-        if UE["type"] != UE_STANDARD:
-            H.append('<span class="ue_type">%s</span>' % UE_TYPE_NAME[UE["type"]])
+        if UE["type"] != sco_codes_parcours.UE_STANDARD:
+            H.append(
+                '<span class="ue_type">%s</span>'
+                % sco_codes_parcours.UE_TYPE_NAME[UE["type"]]
+            )
         ue_editable = editable and not context.ue_is_locked(UE["ue_id"])
         if ue_editable:
             H.append(
@@ -488,7 +493,7 @@ Si vous souhaitez modifier cette formation (par exemple pour y ajouter un module
                     Mod["module_id"]
                 )
                 klass = "notes_module_list"
-                if Mod["module_type"] == MODULE_MALUS:
+                if Mod["module_type"] == scu.MODULE_MALUS:
                     klass += " module_malus"
                 H.append('<li class="%s">' % klass)
 
@@ -527,7 +532,7 @@ Si vous souhaitez modifier cette formation (par exemple pour y ajouter un module
                     )
                 H.append(
                     '<span class="formation_module_tit">%s</span>'
-                    % join_words(Mod["code"], Mod["titre"])
+                    % scu.join_words(Mod["code"], Mod["titre"])
                 )
                 if mod_editable:
                     H.append("</a>")
@@ -541,7 +546,7 @@ Si vous souhaitez modifier cette formation (par exemple pour y ajouter un module
                     klass = ""
                 heurescoef += (
                     ', Apo: <span class="%s" data-url="edit_module_set_code_apogee" id="%s" data-placeholder="%s">'
-                    % (klass, Mod["module_id"], APO_MISSING_CODE_STR)
+                    % (klass, Mod["module_id"], scu.APO_MISSING_CODE_STR)
                     + (Mod["code_apogee"] or "")
                     + "</span>"
                 )
@@ -658,9 +663,7 @@ Si vous souhaitez modifier cette formation (par exemple pour y ajouter un module
         )
     #   <li>(debug) <a class="stdlink" href="check_form_integrity?formation_id=%(formation_id)s">Vérifier cohérence</a></li>
 
-    warn, ue_multiples = sco_formsemestre_validation.check_formation_ues(
-        context, formation_id
-    )
+    warn, _ = sco_formsemestre_validation.check_formation_ues(context, formation_id)
     H.append(warn)
 
     H.append(context.sco_footer(REQUEST))
@@ -764,7 +767,6 @@ def edit_ue_set_code_apogee(context, id=None, value=None, REQUEST=None):
     ues = context.do_ue_list(args={"ue_id": ue_id})
     if not ues:
         return "ue invalide"
-    ue = ues[0]
 
     do_ue_edit(
         context,
@@ -773,7 +775,7 @@ def edit_ue_set_code_apogee(context, id=None, value=None, REQUEST=None):
         dont_invalidate_cache=False,
     )
     if not value:
-        value = APO_MISSING_CODE_STR
+        value = scu.APO_MISSING_CODE_STR
     return value
 
 
@@ -845,7 +847,9 @@ def formation_table_recap(context, formation_id, format="html", REQUEST=None):
         columns_ids=columns_ids,
         rows=T,
         titles=titles,
-        origin="Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + "",
+        origin="Généré par %s le " % scu.VERSION.SCONAME
+        + scu.timedate_human_repr()
+        + "",
         caption=title,
         html_caption=title,
         html_class="table_leftalign",
diff --git a/sco_edt_cal.py b/sco_edt_cal.py
index 33a70de9..bb01b88e 100644
--- a/sco_edt_cal.py
+++ b/sco_edt_cal.py
@@ -36,8 +36,10 @@ XXX incompatible avec les ics HyperPlanning Paris 13 (était pour GPU).
 import urllib2
 import traceback
 import icalendar
+import pprint
 
-from sco_utils import *
+import sco_utils as scu
+from notes_log import log
 import sco_formsemestre
 import sco_groups
 import sco_groups_view
@@ -84,10 +86,10 @@ def formsemestre_load_ics(context, sem):
     return cal
 
 
-def formsemestre_edt_groups_used(context, sem):
-    """L'ensemble des groupes EDT utilisés dans l'emplois du temps publié"""
-    cal = formsemestre_load_ics(context, sem)
-    return {e["X-GROUP-ID"].decode("utf8") for e in events}
+# def formsemestre_edt_groups_used(context, sem):
+#    """L'ensemble des groupes EDT utilisés dans l'emploi du temps publié"""
+#    cal = formsemestre_load_ics(context, sem)
+#    return {e["X-GROUP-ID"].decode("utf8") for e in events}
 
 
 def get_edt_transcodage_groups(context, formsemestre_id):
@@ -147,7 +149,7 @@ def group_edt_json(context, group_id, start="", end="", REQUEST=None):
             }
             J.append(d)
 
-    return sendJSON(REQUEST, J)
+    return scu.sendJSON(REQUEST, J)
 
 
 """XXX
diff --git a/sco_etape_apogee.py b/sco_etape_apogee.py
index 1a60edca..04b2aa89 100644
--- a/sco_etape_apogee.py
+++ b/sco_etape_apogee.py
@@ -75,7 +75,9 @@
       
 """
 
-from sco_utils import *
+import re
+
+import sco_utils as scu
 from notes_log import log
 import sco_formsemestre
 import notes_table
@@ -83,6 +85,7 @@ import sco_groups
 import sco_groups_view
 import sco_archives
 import sco_apogee_csv
+from sco_exceptions import ScoValueError
 
 
 class ApoCSVArchiver(sco_archives.BaseArchiver):
@@ -110,7 +113,7 @@ def apo_csv_store(context, csv_data, annee_scolaire, sem_id):
     """
     # sanity check
     filesize = len(csv_data)
-    if filesize < 10 or filesize > CONFIG.ETUD_MAX_FILE_SIZE:
+    if filesize < 10 or filesize > scu.CONFIG.ETUD_MAX_FILE_SIZE:
         raise ScoValueError("Fichier csv de taille invalide ! (%d)" % filesize)
 
     if not annee_scolaire:
diff --git a/sco_etape_apogee_view.py b/sco_etape_apogee_view.py
index d03b5107..dcdb7ab5 100644
--- a/sco_etape_apogee_view.py
+++ b/sco_etape_apogee_view.py
@@ -31,7 +31,7 @@
 from cStringIO import StringIO
 from zipfile import ZipFile
 
-from sco_utils import *
+import sco_utils as scu
 from notes_log import log
 import sco_formsemestre
 import sco_formsemestre_status
@@ -43,6 +43,7 @@ import sco_apogee_csv
 import sco_portal_apogee
 from sco_apogee_csv import APO_PORTAL_ENCODING, APO_INPUT_ENCODING
 import sco_archives
+from sco_exceptions import ScoValueError
 
 
 def apo_semset_maq_status(
@@ -447,7 +448,7 @@ def table_apo_csv_list(context, semset, REQUEST=None):
         )
         t["_filename_target"] = view_link
         t["_etape_apo_target"] = view_link
-        t["suppress"] = icontag(
+        t["suppress"] = scu.icontag(
             "delete_small_img", border="0", alt="supprimer", title="Supprimer"
         )
         t["_suppress_target"] = "view_apo_csv_delete?etape_apo=%s&semset_id=%s" % (
@@ -484,8 +485,8 @@ def view_apo_etuds(context, semset_id, title="", nips=[], format="html", REQUEST
     if not semset_id:
         raise ValueError("invalid null semset_id")
     semset = sco_semset.SemSet(context, semset_id=semset_id)
-    annee_scolaire = semset["annee_scolaire"]
-    sem_id = semset["sem_id"]
+    # annee_scolaire = semset["annee_scolaire"]
+    # sem_id = semset["sem_id"]
 
     if nips and type(nips) != type([]):
         nips = [nips]
@@ -686,7 +687,7 @@ def view_apo_csv(context, etape_apo="", semset_id="", format="html", REQUEST=Non
     sem_id = semset["sem_id"]
     csv_data = sco_etape_apogee.apo_csv_get(context, etape_apo, annee_scolaire, sem_id)
     if format == "raw":
-        return sendCSVFile(REQUEST, csv_data, etape_apo + ".txt")
+        return scu.sendCSVFile(REQUEST, csv_data, etape_apo + ".txt")
     apo_data = sco_apogee_csv.ApoData(csv_data, periode=semset["sem_id"])
 
     (
@@ -838,7 +839,7 @@ def apo_csv_export_results(
         + "-%s-" % periode
         + "-".join(etapes_apo)
     )
-    basename = sco_archives.sanitize_filename(unescape_html(basename))
+    basename = scu.sanitize_filename(scu.unescape_html(basename))
 
     dest_zip.close()
     size = data.tell()
diff --git a/sco_etape_bilan.py b/sco_etape_bilan.py
index 371cfc0b..7dcdcda8 100644
--- a/sco_etape_bilan.py
+++ b/sco_etape_bilan.py
@@ -90,6 +90,7 @@ l'inscrition de semestres décalés (S1 en septembre, ...).
 Le filtrage s'effctue sur la date et non plus sur la parité du semestre (1-3/2-4).
 """
 
+import json
 
 from sco_portal_apogee import get_inscrits_etape
 from notes_log import log
@@ -540,7 +541,7 @@ class EtapeBilan:
                 ind_col,
                 comptage,
                 "",
-                self.titres[ind_col].replace("<br/>", " / "),
+                json.dumps(self.titres[ind_col].replace("<br/>", " / "))[1:-1],
             )
         elif ind_col == COL_CUMUL:
             javascript = "doFiltrage(%s, %s, '.%s', '*', '%s', '%s', '%s');" % (
@@ -548,7 +549,7 @@ class EtapeBilan:
                 self.all_cols_str,
                 ind_row,
                 " (%d étudiants)" % count,
-                self.titres[ind_row],
+                json.dumps(self.titres[ind_row])[1:-1],
                 "",
             )
         else:
@@ -558,10 +559,10 @@ class EtapeBilan:
                 ind_row,
                 ind_col,
                 comptage,
-                self.titres[ind_row],
-                self.titres[ind_col].replace("<br/>", " / "),
+                json.dumps(self.titres[ind_row])[1:-1],
+                json.dumps(self.titres[ind_col].replace("<br/>", " / "))[1:-1],
             )
-        return "<a href='#synthese' onclick=\"%s\">%d</a>" % (javascript, count)
+        return '<a href="#synthese" onclick="%s">%d</a>' % (javascript, count)
 
     def _diagtable(self):
         H = []
diff --git a/sco_excel.py b/sco_excel.py
index dc8777ff..d4a2b20b 100644
--- a/sco_excel.py
+++ b/sco_excel.py
@@ -33,8 +33,9 @@ from pyExcelerator import *
 
 from notes_log import log
 from scolog import logdb
-from sco_exceptions import *
-from sco_utils import *
+
+from sco_exceptions import ScoValueError
+import sco_utils as scu
 import notesdb
 
 import time, datetime
@@ -57,9 +58,11 @@ def sendExcelFile(REQUEST, data, filename):
     (on ne doit rien avoir émis avant, car ici sont générés les entetes)
     """
     filename = (
-        unescape_html(suppress_accents(filename)).replace("&", "").replace(" ", "_")
+        scu.unescape_html(scu.suppress_accents(filename))
+        .replace("&", "")
+        .replace(" ", "_")
     )
-    REQUEST.RESPONSE.setHeader("content-type", XLS_MIMETYPE)
+    REQUEST.RESPONSE.setHeader("content-type", scu.XLS_MIMETYPE)
     REQUEST.RESPONSE.setHeader(
         "content-disposition", 'attachment; filename="%s"' % filename
     )
@@ -216,7 +219,7 @@ class ScoExcelSheet:
             sauvegarde = True
         else:
             sauvegarde = False
-        ws0 = wb.add_sheet(self.sheet_name.decode(SCO_ENCODING))
+        ws0 = wb.add_sheet(self.sheet_name.decode(scu.SCO_ENCODING))
         li = 0
         for l in self.cells:
             co = 0
@@ -225,7 +228,7 @@ class ScoExcelSheet:
                 if type(c) == LongType:
                     c = int(c)  # assume all ScoDoc longs fits in int !
                 elif type(c) not in (IntType, FloatType):
-                    c = str(c).decode(SCO_ENCODING)
+                    c = str(c).decode(scu.SCO_ENCODING)
 
                 ws0.write(li, co, c, self.get_cell_style(li, co))
                 co += 1
@@ -240,14 +243,14 @@ def Excel_SimpleTable(titles=[], lines=[[]], SheetName="feuille", titlesStyles=[
     """Export simple type 'CSV': 1ere ligne en gras, le reste tel quel"""
     # XXX devrait maintenant utiliser ScoExcelSheet
     wb = Workbook()
-    ws0 = wb.add_sheet(SheetName.decode(SCO_ENCODING))
+    ws0 = wb.add_sheet(SheetName.decode(scu.SCO_ENCODING))
     if not titlesStyles:
         style = Excel_MakeStyle(bold=True)
         titlesStyles = [style] * len(titles)
     # ligne de titres
     col = 0
     for it in titles:
-        ws0.write(0, col, it.decode(SCO_ENCODING), titlesStyles[col])
+        ws0.write(0, col, it.decode(scu.SCO_ENCODING), titlesStyles[col])
         col += 1
     # suite
     default_style = Excel_MakeStyle()
@@ -262,7 +265,7 @@ def Excel_SimpleTable(titles=[], lines=[[]], SheetName="feuille", titlesStyles=[
             if type(it) == LongType:
                 it = int(it)  # assume all ScoDoc longs fits in int !
             elif type(it) not in (IntType, FloatType):
-                it = str(it).decode(SCO_ENCODING)
+                it = str(it).decode(scu.SCO_ENCODING)
                 cell_style = text_style
             ws0.write(li, col, it, cell_style)
             col += 1
@@ -279,7 +282,7 @@ def Excel_feuille_saisie(E, titreannee, description, lines):
     """
     SheetName = "Saisie notes"
     wb = Workbook()
-    ws0 = wb.add_sheet(SheetName.decode(SCO_ENCODING))
+    ws0 = wb.add_sheet(SheetName.decode(scu.SCO_ENCODING))
     # ajuste largeurs colonnes (unite inconnue, empirique)
     ws0.col(0).width = 400  # codes
     ws0.col(1).width = 6000  # noms
@@ -366,10 +369,14 @@ def Excel_feuille_saisie(E, titreannee, description, lines):
     ws0.write(li, 0, u"Ne pas modifier les cases en mauve !", style_expl)
     li += 1
     # Nom du semestre
-    ws0.write(li, 0, unescape_html(titreannee).decode(SCO_ENCODING), style_titres)
+    ws0.write(
+        li, 0, scu.unescape_html(titreannee).decode(scu.SCO_ENCODING), style_titres
+    )
     li += 1
     # description evaluation
-    ws0.write(li, 0, unescape_html(description).decode(SCO_ENCODING), style_titres)
+    ws0.write(
+        li, 0, scu.unescape_html(description).decode(scu.SCO_ENCODING), style_titres
+    )
     li += 1
     ws0.write(
         li, 0, u"Evaluation du %s (coef. %g)" % (E["jour"], E["coefficient"]), style
@@ -387,7 +394,7 @@ def Excel_feuille_saisie(E, titreannee, description, lines):
     for line in lines:
         li += 1
         st = style_nom
-        ws0.write(li, 0, ("!" + line[0]).decode(SCO_ENCODING), style_ro)  # code
+        ws0.write(li, 0, ("!" + line[0]).decode(scu.SCO_ENCODING), style_ro)  # code
         if line[3] != "I":
             st = style_dem
             if line[3] == "D":  # demissionnaire
@@ -396,15 +403,15 @@ def Excel_feuille_saisie(E, titreannee, description, lines):
                 s = line[3]  # etat autre
         else:
             s = line[4]  # groupes TD/TP/...
-        ws0.write(li, 1, line[1].decode(SCO_ENCODING), st)
-        ws0.write(li, 2, line[2].decode(SCO_ENCODING), st)
-        ws0.write(li, 3, s.decode(SCO_ENCODING), st)
+        ws0.write(li, 1, line[1].decode(scu.SCO_ENCODING), st)
+        ws0.write(li, 2, line[2].decode(scu.SCO_ENCODING), st)
+        ws0.write(li, 3, s.decode(scu.SCO_ENCODING), st)
         try:
             val = float(line[5])
         except:
-            val = line[5].decode(SCO_ENCODING)
+            val = line[5].decode(scu.SCO_ENCODING)
         ws0.write(li, 4, val, style_notes)  # note
-        ws0.write(li, 5, line[6].decode(SCO_ENCODING), style_comment)  # comment
+        ws0.write(li, 5, line[6].decode(scu.SCO_ENCODING), style_comment)  # comment
     # explication en bas
     li += 2
     ws0.write(li, 1, u"Code notes", style_titres)
@@ -426,7 +433,7 @@ def Excel_to_list(data, convert_to_string=str):  # we may need 'encoding' argume
     convert_to_string is a conversion function applied to all non-string values (ie numbers)
     """
     try:
-        P = parse_xls("", SCO_ENCODING, doc=data)
+        P = parse_xls("", scu.SCO_ENCODING, doc=data)
     except:
         log("Excel_to_list: failure to import document")
         open("/tmp/last_scodoc_import_failure.xls", "w").write(data)
@@ -443,7 +450,7 @@ def Excel_to_list(data, convert_to_string=str):  # we may need 'encoding' argume
         diag.append("Attention: n'utilise que la première feuille du classeur !")
     # fill matrix
     sheet_name, values = P[0]
-    sheet_name = sheet_name.encode(SCO_ENCODING, "backslashreplace")
+    sheet_name = sheet_name.encode(scu.SCO_ENCODING, "backslashreplace")
     if not values:
         diag.append("Aucune valeur trouvée dans le classeur !")
         return diag, None
@@ -454,13 +461,13 @@ def Excel_to_list(data, convert_to_string=str):  # we may need 'encoding' argume
     nbcols = max(cols) + 1
     nbrows = max(rows) + 1
     M = []
-    for i in range(nbrows):
+    for _ in range(nbrows):
         M.append([""] * nbcols)
 
     for row_idx, col_idx in indexes:
         v = values[(row_idx, col_idx)]
         if isinstance(v, unicode):
-            v = v.encode(SCO_ENCODING, "backslashreplace")
+            v = v.encode(scu.SCO_ENCODING, "backslashreplace")
         elif convert_to_string:
             v = convert_to_string(v)
         M[row_idx][col_idx] = v
@@ -485,7 +492,7 @@ def Excel_feuille_listeappel(
     formsemestre_id = sem["formsemestre_id"]
     SheetName = "Liste " + groupname
     wb = Workbook()
-    ws0 = wb.add_sheet(SheetName.decode(SCO_ENCODING))
+    ws0 = wb.add_sheet(SheetName.decode(scu.SCO_ENCODING))
 
     font1 = Font()
     font1.name = "Arial"
@@ -569,7 +576,7 @@ def Excel_feuille_listeappel(
                 sem["date_debut"],
                 sem["date_fin"],
             )
-        ).decode(SCO_ENCODING),
+        ).decode(scu.SCO_ENCODING),
         style2,
     )
     # ligne 2
@@ -578,7 +585,7 @@ def Excel_feuille_listeappel(
     # ligne 3
     li += 1
     ws0.write(li, 1, u"Enseignant :", style2)
-    ws0.write(li, 5, ("Groupe %s" % groupname).decode(SCO_ENCODING), style3)
+    ws0.write(li, 5, ("Groupe %s" % groupname).decode(scu.SCO_ENCODING), style3)
     # Avertissement pour ne pas confondre avec listes notes
     ws0.write(
         li + 1, 2, u"Ne pas utiliser cette feuille pour saisir les notes !", style1i
@@ -590,7 +597,9 @@ def Excel_feuille_listeappel(
     co = 2
     for partition in partitions:
         if partition["partition_name"]:
-            ws0.write(li, co, partition["partition_name"].decode(SCO_ENCODING), style3)
+            ws0.write(
+                li, co, partition["partition_name"].decode(scu.SCO_ENCODING), style3
+            )
             co += 1
     if with_codes:
         coc = co
@@ -607,7 +616,11 @@ def Excel_feuille_listeappel(
         li += 1
         ws0.write(li, 0, n, style1b)
         nomprenom = (
-            t["sexe"] + " " + t["nom"] + " " + strcapitalize(strlower(t["prenom"]))
+            t["civilite_str"]
+            + " "
+            + t["nom"]
+            + " "
+            + scu.strcapitalize(scu.strlower(t["prenom"]))
         )
         style_nom = style2t3
         if with_paiement:
@@ -618,31 +631,31 @@ def Excel_feuille_listeappel(
             elif not paie:
                 nomprenom += " (non paiement)"
                 style_nom = style2t3bold
-        ws0.write(li, 1, nomprenom.decode(SCO_ENCODING), style_nom)
+        ws0.write(li, 1, nomprenom.decode(scu.SCO_ENCODING), style_nom)
         co = 2
         for partition in partitions:
             if partition["partition_name"]:
                 ws0.write(
                     li,
                     co,
-                    t.get(partition["partition_id"], "").decode(SCO_ENCODING),
+                    t.get(partition["partition_id"], "").decode(scu.SCO_ENCODING),
                     style2t3,
                 )
                 co += 1
         if with_codes:
-            ws0.write(li, coc, t["etudid"].decode(SCO_ENCODING), style2t3)
+            ws0.write(li, coc, t["etudid"].decode(scu.SCO_ENCODING), style2t3)
             if t["code_nip"]:
-                code_nip = t["code_nip"].decode(SCO_ENCODING)
+                code_nip = t["code_nip"].decode(scu.SCO_ENCODING)
             else:
                 code_nip = u""
             ws0.write(li, coc + 1, code_nip, style2t3)
             if t["code_ine"]:
-                code_ine = t["code_ine"].decode(SCO_ENCODING)
+                code_ine = t["code_ine"].decode(scu.SCO_ENCODING)
             else:
                 code_ine = u""
             ws0.write(li, coc + 2, code_ine, style2t3)
         if t["etath"]:
-            etath = t["etath"].decode(SCO_ENCODING)
+            etath = t["etath"].decode(scu.SCO_ENCODING)
         else:
             etath = u""
         ws0.write(li, co, etath, style2b)  # etat
@@ -654,7 +667,7 @@ def Excel_feuille_listeappel(
     dt = time.strftime("%d/%m/%Y à %Hh%M")
     if server_name:
         dt += " sur " + server_name
-    ws0.write(li, 1, ("Liste éditée le " + dt).decode(SCO_ENCODING), style1i)
+    ws0.write(li, 1, ("Liste éditée le " + dt).decode(scu.SCO_ENCODING), style1i)
     #
     ws0.col(0).width = 850
     ws0.col(1).width = 9000
diff --git a/sco_export_results.py b/sco_export_results.py
index d330a9a8..992c802a 100644
--- a/sco_export_results.py
+++ b/sco_export_results.py
@@ -27,7 +27,11 @@
 
 """Export d'une table avec les résultats de tous les étudiants
 """
+from types import ListType
 
+import notesdb as ndb
+import sco_utils as scu
+from notes_log import log
 import scolars
 import sco_bac
 import sco_formsemestre
@@ -35,11 +39,10 @@ import sco_parcours_dut
 import sco_codes_parcours
 from sco_codes_parcours import NO_SEMESTRE_ID
 import sco_excel
-from notesdb import *
-from sco_utils import *
 from gen_tables import GenTable
 import sco_pvjury
 import html_sco_header
+import VERSION
 
 
 def _build_results_table(context, start_date=None, end_date=None, types_parcours=[]):
@@ -96,9 +99,9 @@ def _build_results_table(context, start_date=None, end_date=None, types_parcours
         rows=rows,
         titles=titles,
         columns_ids=columns_ids,
-        filename=make_filename("scodoc-results-%s-%s" % (start_date, end_date)),
+        filename=scu.make_filename("scodoc-results-%s-%s" % (start_date, end_date)),
         caption="Résultats ScoDoc de %s à %s" % (start_date, end_date),
-        origin="Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + "",
+        origin="Généré par %s le " % VERSION.SCONAME + scu.timedate_human_repr() + "",
         html_class="table_leftalign",
         html_sortable=True,
         preferences=context.get_preferences(),
@@ -119,7 +122,7 @@ def _build_results_list(context, dpv_by_sem, etuds_infos):
         "code_nip": "NIP",
         "nom": "Nom",
         "prenom": "Prénom",
-        "sexe": "Civ.",
+        "civilite_str": "Civ.",
         "nom_usuel": "Nom usuel",
         "bac": "Bac",
         "parcours": "Parcours",
@@ -130,7 +133,7 @@ def _build_results_list(context, dpv_by_sem, etuds_infos):
         "periode",
         "sid",
         "code_nip",
-        "sexe",
+        "civilite_str",
         "nom",
         # 'nom_usuel', # inutile ?
         "prenom",
@@ -168,7 +171,7 @@ def _build_results_list(context, dpv_by_sem, etuds_infos):
             "nom": etud["nom"],
             "nom_usuel": etud["nom_usuel"],
             "prenom": etud["prenom"],
-            "sexe": etud["sexe"],
+            "civilite_str": etud["civilite_str"],
             "_nom_target": "%s/ficheEtud?etudid=%s" % (context.ScoURL(), etudid),
             "_nom_td_attrs": 'id="%s" class="etudinfo"' % etudid,
             "bac": bac.abbrev(),
@@ -189,7 +192,7 @@ def _build_results_list(context, dpv_by_sem, etuds_infos):
                     code = "-"
                 r[sem["semestre_id"]] = code
                 r["periode"] = sem["periode"]
-                r["anneescolaire"] = annee_scolaire_debut(
+                r["anneescolaire"] = scu.annee_scolaire_debut(
                     int(sem["annee_debut"]), sem["mois_debut_ord"]
                 )
                 r["sid"] = "{} {} {}".format(
@@ -202,7 +205,7 @@ def _build_results_list(context, dpv_by_sem, etuds_infos):
 
 def get_set_formsemestre_id_dates(context, start_date, end_date):
     """Ensemble des formsemestre_id entre ces dates"""
-    s = SimpleDictFetch(
+    s = ndb.SimpleDictFetch(
         context,
         "SELECT formsemestre_id FROM notes_formsemestre WHERE date_debut >= %(start_date)s AND date_fin <= %(end_date)s",
         {"start_date": start_date, "end_date": end_date},
@@ -224,9 +227,9 @@ def scodoc_table_results(
     if not isinstance(types_parcours, ListType):
         types_parcours = [types_parcours]
     if start_date:
-        start_date_iso = DateDMYtoISO(start_date)
+        start_date_iso = ndb.DateDMYtoISO(start_date)
     if end_date:
-        end_date_iso = DateDMYtoISO(end_date)
+        end_date_iso = ndb.DateDMYtoISO(end_date)
     types_parcours = [int(x) for x in types_parcours if x]
 
     if start_date and end_date:
@@ -237,7 +240,7 @@ def scodoc_table_results(
             REQUEST.URL0,
             start_date,
             end_date,
-            "&amp;types_parcours=".join([str(x) for s in types_parcours]),
+            "&amp;types_parcours=".join([str(x) for x in types_parcours]),
         )
         if format != "html":
             return tab.make_page(
diff --git a/sco_find_etud.py b/sco_find_etud.py
index d8137c4c..0af146e2 100644
--- a/sco_find_etud.py
+++ b/sco_find_etud.py
@@ -27,17 +27,19 @@
 
 """Recherche d'étudiants
 """
-
-from sco_utils import *
+from types import ListType
 import xml.dom.minidom
 
-from notesdb import *
+import sco_utils as scu
+
+import notesdb as ndb
 from notes_log import log
 from gen_tables import GenTable
 
 import scolars
 import sco_formsemestre
 import sco_groups
+from sco_permissions import ScoView
 
 
 def form_search_etud(
@@ -128,7 +130,7 @@ def search_etud_in_dept(
     if title:
         H.append("<h2>%s</h2>" % title)
 
-    if is_valid_code_nip(expnom):
+    if scu.is_valid_code_nip(expnom):
         etuds = search_etuds_infos(context, code_nip=expnom, REQUEST=REQUEST)
     elif expnom:
         etuds = search_etuds_infos(context, expnom=expnom, REQUEST=REQUEST)
@@ -218,10 +220,10 @@ def search_etuds_infos(context, expnom=None, code_nip=None, REQUEST=None):
     """recherche les étudiants correspondants à expnom ou au code_nip
     et ramene liste de mappings utilisables en DTML.
     """
-    may_be_nip = is_valid_code_nip(expnom)
+    may_be_nip = scu.is_valid_code_nip(expnom)
     cnx = context.GetDBConnexion()
     if expnom and not may_be_nip:
-        expnom = strupper(expnom)  # les noms dans la BD sont en uppercase
+        expnom = scu.strupper(expnom)  # les noms dans la BD sont en uppercase
         etuds = scolars.etudident_list(cnx, args={"nom": expnom}, test="~")
     else:
         code_nip = code_nip or expnom
@@ -238,20 +240,19 @@ def search_etud_by_name(context, term, REQUEST=None):
     Accepte aussi un début de code NIP (au moins 6 caractères)
     Renvoie une liste de nom en JSON
     """
-    cnx = context.GetDBConnexion()
-    may_be_nip = is_valid_code_nip(term)
-    # term = strupper(term) # conserve les accents
+    may_be_nip = scu.is_valid_code_nip(term)
+    # term = scu.strupper(term) # conserve les accents
     term = term.upper()
     if (
-        not ALPHANUM_EXP.match(
-            term.decode(SCO_ENCODING)
+        not scu.ALPHANUM_EXP.match(
+            term.decode(scu.SCO_ENCODING)
         )  #  n'autorise pas les caractères spéciaux
         and not may_be_nip
     ):
         data = []
     else:
         if may_be_nip:
-            r = SimpleDictFetch(
+            r = ndb.SimpleDictFetch(
                 context,
                 "SELECT nom, prenom, code_nip FROM identite WHERE code_nip LIKE %(beginning)s ORDER BY nom",
                 {"beginning": term + "%"},
@@ -265,7 +266,7 @@ def search_etud_by_name(context, term, REQUEST=None):
                 for x in r
             ]
         else:
-            r = SimpleDictFetch(
+            r = ndb.SimpleDictFetch(
                 context,
                 "SELECT nom, prenom FROM identite WHERE nom LIKE %(beginning)s ORDER BY nom",
                 {"beginning": term + "%"},
@@ -279,7 +280,7 @@ def search_etud_by_name(context, term, REQUEST=None):
                 for x in r
             ]
     # log(data)
-    return sendJSON(REQUEST, data)
+    return scu.sendJSON(REQUEST, data)
 
 
 # ---------- Recherche sur plusieurs département
@@ -383,9 +384,9 @@ def search_inscr_etud_by_nip(context, code_nip, REQUEST=None, format="json"):
     Seuls les départements accessibles par l'utilisateur sont cherchés.
 
     Renvoie une liste des inscriptions de l'étudiants dans tout ScoDoc:
-    code_nip, nom, prenom, sexe, dept, formsemestre_id, date_debut_sem, date_fin_sem
+    code_nip, nom, prenom, civilite_str, dept, formsemestre_id, date_debut_sem, date_fin_sem
     """
-    result, depts = search_etud_in_accessible_depts(
+    result, _ = search_etud_in_accessible_depts(
         context, code_nip=code_nip, REQUEST=REQUEST
     )
 
@@ -400,7 +401,7 @@ def search_inscr_etud_by_nip(context, code_nip, REQUEST=None, format="json"):
                             "dept": DeptId,
                             "etudid": e["etudid"],
                             "code_nip": e["code_nip"],
-                            "sexe": e["sexe"],
+                            "civilite_str": e["civilite_str"],
                             "nom": e["nom"],
                             "prenom": e["prenom"],
                             "formsemestre_id": sem["formsemestre_id"],
@@ -413,7 +414,7 @@ def search_inscr_etud_by_nip(context, code_nip, REQUEST=None, format="json"):
         "dept",
         "etudid",
         "code_nip",
-        "sexe",
+        "civilite_str",
         "nom",
         "prenom",
         "formsemestre_id",
diff --git a/sco_formations.py b/sco_formations.py
index 3756cd1d..8256cc9a 100644
--- a/sco_formations.py
+++ b/sco_formations.py
@@ -28,16 +28,19 @@
 """Import / Export de formations
 """
 from operator import itemgetter
-
-from sco_utils import *
 import xml.dom.minidom
 
-from notesdb import *
+import sco_utils as scu
+
+import notesdb as ndb
 from notes_log import log
 import sco_codes_parcours
 import sco_formsemestre
 import sco_tag_module
 from gen_tables import GenTable
+from sco_exceptions import ScoValueError
+from sco_permissions import ScoChangeFormation
+import VERSION
 
 
 def formation_export(
@@ -81,7 +84,7 @@ def formation_export(
                 if mod["ects"] is None:
                     del mod["ects"]
 
-    return sendResult(
+    return scu.sendResult(
         REQUEST, F, name="formation", format=format, force_outer_xml_tag=False
     )
 
@@ -113,7 +116,7 @@ def XMLToDicts(element, encoding):
 
 
 def formation_import_xml(
-    context, REQUEST, doc, import_tags=True, encoding=SCO_ENCODING
+    context, REQUEST, doc, import_tags=True, encoding=scu.SCO_ENCODING
 ):
     """Create a formation from XML representation
     (format dumped by formation_export( format='xml' ))
@@ -131,11 +134,11 @@ def formation_import_xml(
     F = D[1]
     F_quoted = F.copy()
     log("F=%s" % F)
-    quote_dict(F_quoted)
+    ndb.quote_dict(F_quoted)
     log("F_quoted=%s" % F_quoted)
     # find new version number
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     log(
         "select max(version) from notes_formations where acronyme=%(acronyme)s and titre=%(titre)s"
         % F_quoted
@@ -204,13 +207,13 @@ def formation_list_table(context, formation_id=None, args={}, REQUEST=None):
     """
     formations = context.formation_list(formation_id=formation_id, args=args)
     title = "Programmes pédagogiques"
-    lockicon = icontag(
+    lockicon = scu.icontag(
         "lock32_img", title="Comporte des semestres verrouillés", border="0"
     )
-    suppricon = icontag(
+    suppricon = scu.icontag(
         "delete_small_img", border="0", alt="supprimer", title="Supprimer"
     )
-    editicon = icontag(
+    editicon = scu.icontag(
         "edit_img", border="0", alt="modifier", title="Modifier titres et code"
     )
 
@@ -302,7 +305,7 @@ def formation_list_table(context, formation_id=None, args={}, REQUEST=None):
         columns_ids=columns_ids,
         rows=formations,
         titles=titles,
-        origin="Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + "",
+        origin="Généré par %s le " % VERSION.SCONAME + scu.timedate_human_repr() + "",
         caption=title,
         html_caption=title,
         table_id="formation_list_table",
diff --git a/sco_formsemestre.py b/sco_formsemestre.py
index 6ad764e1..8b13e91a 100644
--- a/sco_formsemestre.py
+++ b/sco_formsemestre.py
@@ -27,16 +27,18 @@
 
 """Operations de base sur les formsemestres
 """
+import time
 
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 from gen_tables import GenTable
 
 import sco_codes_parcours
 from sco_codes_parcours import NO_SEMESTRE_ID
+from sco_exceptions import ScoValueError
 
-_formsemestreEditor = EditableTable(
+_formsemestreEditor = ndb.EditableTable(
     "notes_formsemestre",
     "formsemestre_id",
     (
@@ -60,16 +62,16 @@ _formsemestreEditor = EditableTable(
     ),
     sortkey="date_debut",
     output_formators={
-        "date_debut": DateISOtoDMY,
-        "date_fin": DateISOtoDMY,
+        "date_debut": ndb.DateISOtoDMY,
+        "date_fin": ndb.DateISOtoDMY,
         "gestion_compensation": str,
         "gestion_semestrielle": str,
         "etat": str,
         "bul_hide_xml": str,
     },
     input_formators={
-        "date_debut": DateDMYtoISO,
-        "date_fin": DateDMYtoISO,
+        "date_debut": ndb.DateDMYtoISO,
+        "date_fin": ndb.DateDMYtoISO,
         "gestion_compensation": int,
         "gestion_semestrielle": int,
         "etat": int,
@@ -144,9 +146,9 @@ def formsemestre_enrich(context, sem):
             sem["semestre_id"],
         )  # eg "DUT Informatique semestre 2"
 
-    sem["dateord"] = DateDMYtoISO(sem["date_debut"])
-    sem["date_debut_iso"] = DateDMYtoISO(sem["date_debut"])
-    sem["date_fin_iso"] = DateDMYtoISO(sem["date_fin"])
+    sem["dateord"] = ndb.DateDMYtoISO(sem["date_debut"])
+    sem["date_debut_iso"] = ndb.DateDMYtoISO(sem["date_debut"])
+    sem["date_fin_iso"] = ndb.DateDMYtoISO(sem["date_fin"])
     try:
         mois_debut, annee_debut = sem["date_debut"].split("/")[1:]
     except:
@@ -162,7 +164,9 @@ def formsemestre_enrich(context, sem):
 
     sem["annee"] = annee_debut
     # 2007 ou 2007-2008:
-    sem["anneescolaire"] = annee_scolaire_repr(int(annee_debut), sem["mois_debut_ord"])
+    sem["anneescolaire"] = scu.annee_scolaire_repr(
+        int(annee_debut), sem["mois_debut_ord"]
+    )
     # La période: considère comme "S1" (ou S3) les débuts en aout-sept-octobre
     # devrait sans doute pouvoir etre changé...
     if sem["mois_debut_ord"] >= 8 and sem["mois_debut_ord"] <= 10:
@@ -229,7 +233,7 @@ def read_formsemestre_responsables(context, formsemestre_id):
     """recupere liste des responsables de ce semestre
     :returns: liste de chaines
     """
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         "SELECT responsable_id FROM notes_formsemestre_responsables WHERE formsemestre_id = %(formsemestre_id)s",
         {"formsemestre_id": formsemestre_id},
@@ -243,7 +247,7 @@ def write_formsemestre_responsables(context, sem):
 
 # ----------------------  Coefs des UE
 
-_formsemestre_uecoef_editor = EditableTable(
+_formsemestre_uecoef_editor = ndb.EditableTable(
     "notes_formsemestre_uecoef",
     "formsemestre_uecoef_id",
     ("formsemestre_uecoef_id", "formsemestre_id", "ue_id", "coefficient"),
@@ -292,7 +296,7 @@ def read_formsemestre_etapes(context, formsemestre_id):
     """recupere liste des codes etapes associés à ce semestre
     :returns: liste d'instance de ApoEtapeVDI
     """
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         "SELECT etape_apo FROM notes_formsemestre_etapes WHERE formsemestre_id = %(formsemestre_id)s",
         {"formsemestre_id": formsemestre_id},
@@ -311,7 +315,7 @@ def _write_formsemestre_aux(context, sem, fieldname, valuename):
     if not "etapes" in sem:
         return
     cnx = context.GetDBConnexion(autocommit=False)
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     tablename = "notes_formsemestre_" + fieldname
     try:
         cursor.execute(
@@ -428,7 +432,7 @@ def sem_in_semestre_scolaire(context, sem, year=False, saison=0, REQUEST=None):
     )
     """
     if not year:
-        year = AnneeScolaire(REQUEST)
+        year = scu.AnneeScolaire(REQUEST)
     # est-on dans la même année universitaire ?
     if sem["mois_debut_ord"] > 7:
         if sem["annee_debut"] != str(year):
@@ -452,7 +456,7 @@ def sem_in_annee_scolaire(context, sem, year=False, REQUEST=None):
     Si annee non specifiée, année scolaire courante
     """
     if not year:
-        year = AnneeScolaire(REQUEST)
+        year = scu.AnneeScolaire(REQUEST)
     return ((sem["annee_debut"] == str(year)) and (sem["mois_debut_ord"] > 7)) or (
         (sem["annee_debut"] == str(year + 1)) and (sem["mois_debut_ord"] <= 7)
     )
@@ -481,8 +485,8 @@ def sem_une_annee(context, sem):
 def sem_est_courant(context, sem):
     """Vrai si la date actuelle (now) est dans le semestre (les dates de début et fin sont incluses)"""
     now = time.strftime("%Y-%m-%d")
-    debut = DateDMYtoISO(sem["date_debut"])
-    fin = DateDMYtoISO(sem["date_fin"])
+    debut = ndb.DateDMYtoISO(sem["date_debut"])
+    fin = ndb.DateDMYtoISO(sem["date_fin"])
     return (debut <= now) and (now <= fin)
 
 
@@ -594,7 +598,7 @@ def view_formsemestre_by_etape(context, etape_apo=None, format="html", REQUEST=N
     tab = table_formsemestres(
         context,
         list_formsemestre_by_etape(
-            context, etape_apo=etape_apo, annee_scolaire=AnneeScolaire(REQUEST)
+            context, etape_apo=etape_apo, annee_scolaire=scu.AnneeScolaire(REQUEST)
         ),
         html_title=html_title,
         html_next_section="""<form action="view_formsemestre_by_etape">
diff --git a/sco_formsemestre_custommenu.py b/sco_formsemestre_custommenu.py
index 5365aa5c..ae828c8d 100644
--- a/sco_formsemestre_custommenu.py
+++ b/sco_formsemestre_custommenu.py
@@ -29,15 +29,15 @@
 """
 
 
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 from TrivialFormulator import TrivialFormulator, TF
 import sco_formsemestre
 import sco_formsemestre_status
 import sco_edt_cal
 
-_custommenuEditor = EditableTable(
+_custommenuEditor = ndb.EditableTable(
     "notes_formsemestre_custommenu",
     "custommenu_id",
     ("custommenu_id", "formsemestre_id", "title", "url", "idx"),
@@ -80,6 +80,9 @@ def formsemestre_custommenu_html(context, formsemestre_id, base_url=""):
 def formsemestre_custommenu_edit(context, formsemestre_id, REQUEST=None):
     """Dialog to edit the custom menu"""
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
+    dest_url = (
+        context.NotesURL() + "formsemestre_status?formsemestre_id=%s" % formsemestre_id
+    )
     H = [
         context.html_sem_header(REQUEST, "Modification du menu du semestre ", sem),
         """<p class="help">Ce menu, spécifique à chaque semestre, peut être utilisé pour placer des liens vers vos applications préférées.</p>
@@ -126,7 +129,7 @@ def formsemestre_custommenu_edit(context, formsemestre_id, REQUEST=None):
     if tf[0] == 0:
         return "\n".join(H) + "\n" + tf[1] + context.sco_footer(REQUEST)
     elif tf[0] == -1:
-        return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+        return REQUEST.RESPONSE.redirect(dest_url)
     else:
         # form submission
         cnx = context.GetDBConnexion()
@@ -153,6 +156,4 @@ def formsemestre_custommenu_edit(context, formsemestre_id, REQUEST=None):
                         "url": tf[2]["url_" + custommenu_id],
                     },
                 )
-        REQUEST.RESPONSE.redirect(
-            "formsemestre_status?formsemestre_id=%s" % formsemestre_id
-        )
+        return REQUEST.RESPONSE.redirect(dest_url)
diff --git a/sco_formsemestre_edit.py b/sco_formsemestre_edit.py
index 7850202e..09e9f44f 100644
--- a/sco_formsemestre_edit.py
+++ b/sco_formsemestre_edit.py
@@ -28,8 +28,8 @@
 """Form choix modules / responsables et creation formsemestre
 """
 
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 import sco_groups
 from notes_log import log
 from TrivialFormulator import TrivialFormulator, TF
@@ -43,6 +43,8 @@ import sco_modalites
 import sco_formsemestre
 import sco_moduleimpl
 from sco_formsemestre import ApoEtapeVDI
+from sco_permissions import ScoImplement
+from sco_exceptions import AccessDenied, ScoValueError
 
 
 def _default_sem_title(F):
@@ -70,9 +72,7 @@ def formsemestre_createwithmodules(context, REQUEST=None):
 def formsemestre_editwithmodules(context, REQUEST, formsemestre_id):
     """Page modification semestre"""
     # portage from dtml
-    authuser = REQUEST.AUTHENTICATED_USER
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
-    F = context.formation_list(args={"formation_id": sem["formation_id"]})[0]
     H = [
         context.html_sem_header(
             REQUEST,
@@ -86,7 +86,7 @@ def formsemestre_editwithmodules(context, REQUEST, formsemestre_id):
     if sem["etat"] != "1":
         H.append(
             """<p>%s<b>Ce semestre est verrouillé.</b></p>"""
-            % icontag("lock_img", border="0", title="Semestre verrouillé")
+            % scu.icontag("lock_img", border="0", title="Semestre verrouillé")
         )
     else:
         H.append(do_formsemestre_createwithmodules(context, REQUEST=REQUEST, edit=1))
@@ -176,7 +176,7 @@ def do_formsemestre_createwithmodules(context, REQUEST=None, edit=False):
 
     # Liste des ID de semestres
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute("select semestre_id from notes_semestres")
     semestre_id_list = [str(x[0]) for x in cursor.fetchall()]
     semestre_id_labels = []
@@ -344,7 +344,7 @@ def do_formsemestre_createwithmodules(context, REQUEST=None, edit=False):
         # fallback: code etape libre
         mf = mf_manual
 
-    for n in range(1, EDIT_NB_ETAPES + 1):
+    for n in range(1, scu.EDIT_NB_ETAPES + 1):
         mf["title"] = "Etape Apogée (%d)" % n
         modform.append(("etape_apo" + str(n), mf.copy()))
         modform.append(
@@ -639,10 +639,10 @@ def do_formsemestre_createwithmodules(context, REQUEST=None, edit=False):
     msg = ""
     if tf[0] == 1:
         # check dates
-        if DateDMYtoISO(tf[2]["date_debut"]) > DateDMYtoISO(tf[2]["date_fin"]):
+        if ndb.DateDMYtoISO(tf[2]["date_debut"]) > ndb.DateDMYtoISO(tf[2]["date_fin"]):
             msg = '<ul class="tf-msg"><li class="tf-msg">Dates de début et fin incompatibles !</li></ul>'
         if context.get_preference("always_require_apo_sem_codes") and not any(
-            [tf[2]["etape_apo" + str(n)] for n in range(0, EDIT_NB_ETAPES + 1)]
+            [tf[2]["etape_apo" + str(n)] for n in range(0, scu.EDIT_NB_ETAPES + 1)]
         ):
             msg = '<ul class="tf-msg"><li class="tf-msg">Code étape Apogée manquant</li></ul>'
 
@@ -693,7 +693,7 @@ def do_formsemestre_createwithmodules(context, REQUEST=None, edit=False):
             start_i = 0
         else:
             start_i = 1
-        for n in range(start_i, EDIT_NB_ETAPES + 1):
+        for n in range(start_i, scu.EDIT_NB_ETAPES + 1):
             tf[2]["etapes"].append(
                 ApoEtapeVDI(
                     etape=tf[2]["etape_apo" + str(n)], vdi=tf[2]["vdi_apo" + str(n)]
@@ -709,7 +709,7 @@ def do_formsemestre_createwithmodules(context, REQUEST=None, edit=False):
                     "formsemestre_id": formsemestre_id,
                     "responsable_id": tf[2][module_id],
                 }
-                mid = sco_moduleimpl.do_moduleimpl_create(context, modargs)
+                _ = sco_moduleimpl.do_moduleimpl_create(context, modargs)
             return REQUEST.RESPONSE.redirect(
                 "formsemestre_status?formsemestre_id=%s&amp;head_message=Nouveau%%20semestre%%20créé"
                 % formsemestre_id
@@ -846,7 +846,6 @@ def formsemestre_clone(context, formsemestre_id, REQUEST=None):
     """
     Formulaire clonage d'un semestre
     """
-    authuser = REQUEST.AUTHENTICATED_USER
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
     # Liste des enseignants avec forme pour affichage / saisie avec suggestion
     userlist = context.Users.get_userlist()
@@ -942,7 +941,7 @@ def formsemestre_clone(context, formsemestre_id, REQUEST=None):
     msg = ""
     if tf[0] == 1:
         # check dates
-        if DateDMYtoISO(tf[2]["date_debut"]) > DateDMYtoISO(tf[2]["date_fin"]):
+        if ndb.DateDMYtoISO(tf[2]["date_debut"]) > ndb.DateDMYtoISO(tf[2]["date_fin"]):
             msg = '<ul class="tf-msg"><li class="tf-msg">Dates de début et fin incompatibles !</li></ul>'
     if tf[0] == 0 or msg:
         return "".join(H) + msg + tf[1] + context.sco_footer(REQUEST)
@@ -1017,7 +1016,7 @@ def do_formsemestre_clone(
                 args = e.copy()
                 del args["jour"]  # erase date
                 args["moduleimpl_id"] = mid
-                evaluation_id = context.do_evaluation_create(REQUEST=REQUEST, **args)
+                _ = context.do_evaluation_create(REQUEST=REQUEST, **args)
 
     # 3- copy uecoefs
     objs = sco_formsemestre.formsemestre_uecoef_list(
@@ -1026,7 +1025,7 @@ def do_formsemestre_clone(
     for obj in objs:
         args = obj.copy()
         args["formsemestre_id"] = formsemestre_id
-        c = sco_formsemestre.formsemestre_uecoef_create(cnx, args)
+        _ = sco_formsemestre.formsemestre_uecoef_create(cnx, args)
 
     # NB: don't copy notes_formsemestre_custommenu (usually specific)
 
@@ -1049,7 +1048,7 @@ def do_formsemestre_clone(
     for obj in objs:
         args = obj.copy()
         args["formsemestre_id"] = formsemestre_id
-        c = sco_compute_moy.formsemestre_ue_computation_expr_create(cnx, args)
+        _ = sco_compute_moy.formsemestre_ue_computation_expr_create(cnx, args)
 
     # 5- Copy partitions
     if clone_partitions:
@@ -1059,7 +1058,6 @@ def do_formsemestre_clone(
         for part in sco_groups.get_partitions_list(context, orig_formsemestre_id):
             if part["partition_name"] != None:
                 partname = part["partition_name"]
-                orig_partition_id = part["partition_id"]
                 new_partition_id = sco_groups.partition_create(
                     context,
                     formsemestre_id,
@@ -1079,7 +1077,7 @@ def do_formsemestre_clone(
                 if newpart["partition_id"] == g[0]:
                     part_id = g[0]
                     for group_name in g[1]:
-                        group_id = sco_groups.createGroup(
+                        _ = sco_groups.createGroup(
                             context, part_id, group_name=group_name, REQUEST=REQUEST
                         )
 
@@ -1261,7 +1259,11 @@ def formsemestre_delete(context, formsemestre_id, REQUEST=None):
             H.append(tf[1])
         return "\n".join(H) + context.sco_footer(REQUEST)
     elif tf[0] == -1:  # cancel
-        return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+        return REQUEST.RESPONSE.redirect(
+            context.NotesURL()
+            + "formsemestre_status?formsemestre_id="
+            + formsemestre_id
+        )
     else:
         return REQUEST.RESPONSE.redirect(
             "formsemestre_delete2?formsemestre_id=" + formsemestre_id
@@ -1272,9 +1274,6 @@ def formsemestre_delete2(
     context, formsemestre_id, dialog_confirmed=False, REQUEST=None
 ):
     """Delete a formsemestre (confirmation)"""
-    sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
-    F = context.formation_list(args={"formation_id": sem["formation_id"]})[0]
-    H = [context.html_sem_header(REQUEST, "Suppression du semestre", sem)]
     # Confirmation dialog
     if not dialog_confirmed:
         return context.confirmDialog(
@@ -1286,14 +1285,16 @@ def formsemestre_delete2(
         )
     # Bon, s'il le faut...
     do_formsemestre_delete(context, formsemestre_id, REQUEST)
-    return REQUEST.RESPONSE.redirect(REQUEST.URL2 + "?head_message=Semestre%20supprimé")
+    return REQUEST.RESPONSE.redirect(
+        context.ScoURL() + "?head_message=Semestre%20supprimé"
+    )
 
 
 def formsemestre_has_decisions_or_compensations(context, formsemestre_id):
     """True if decision de jury dans ce semestre
     ou bien compensation de ce semestre par d'autre ssemestres.
     """
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         "SELECT v.* FROM scolar_formsemestre_validation v WHERE v.formsemestre_id = %(formsemestre_id)s OR v.compense_formsemestre_id = %(formsemestre_id)s",
         {"formsemestre_id": formsemestre_id},
@@ -1314,17 +1315,17 @@ def do_formsemestre_delete(context, formsemestre_id, REQUEST):
         # evaluations
         evals = context.do_evaluation_list(args={"moduleimpl_id": mod["moduleimpl_id"]})
         for e in evals:
-            SimpleQuery(
+            ndb.SimpleQuery(
                 context,
                 "DELETE FROM notes_notes WHERE evaluation_id=%(evaluation_id)s",
                 e,
             )
-            SimpleQuery(
+            ndb.SimpleQuery(
                 context,
                 "DELETE FROM notes_notes_log WHERE evaluation_id=%(evaluation_id)s",
                 e,
             )
-            SimpleQuery(
+            ndb.SimpleQuery(
                 context,
                 "DELETE FROM notes_evaluation WHERE evaluation_id=%(evaluation_id)s",
                 e,
@@ -1335,7 +1336,7 @@ def do_formsemestre_delete(context, formsemestre_id, REQUEST):
             context, mod["moduleimpl_id"], formsemestre_id=formsemestre_id
         )
     # --- Desinscription des etudiants
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     req = "DELETE FROM notes_formsemestre_inscription WHERE formsemestre_id=%(formsemestre_id)s"
     cursor.execute(req, {"formsemestre_id": formsemestre_id})
     # --- Suppression des evenements
@@ -1437,7 +1438,7 @@ def formsemestre_change_lock(
     args = {"formsemestre_id": formsemestre_id, "etat": etat}
     context.do_formsemestre_edit(args)
     if REQUEST:
-        REQUEST.RESPONSE.redirect(
+        return REQUEST.RESPONSE.redirect(
             "formsemestre_status?formsemestre_id=%s" % formsemestre_id
         )
 
@@ -1477,9 +1478,10 @@ def formsemestre_change_publication_bul(
     args = {"formsemestre_id": formsemestre_id, "bul_hide_xml": etat}
     context.do_formsemestre_edit(args)
     if REQUEST:
-        REQUEST.RESPONSE.redirect(
+        return REQUEST.RESPONSE.redirect(
             "formsemestre_status?formsemestre_id=%s" % formsemestre_id
         )
+    return None
 
 
 def formsemestre_edit_uecoefs(context, formsemestre_id, err_ue_id=None, REQUEST=None):
@@ -1489,7 +1491,6 @@ def formsemestre_edit_uecoefs(context, formsemestre_id, err_ue_id=None, REQUEST=
     if not ok:
         return err
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
-    F = context.formation_list(args={"formation_id": sem["formation_id"]})[0]
 
     footer = context.sco_footer(REQUEST)
     help = """<p class="help">
@@ -1664,12 +1665,12 @@ def get_formsemestre_session_id(context, sem, F, parcours):
         (modalite or "").replace("FAP", "FA").replace("APP", "FA")
     )  # exception pour code Apprentissage
     if sem["semestre_id"] > 0:
-        decale = sem_decale_str(sem)
+        decale = scu.sem_decale_str(sem)
         semestre_id = "S%d" % sem["semestre_id"] + decale
     else:
         semestre_id = F["code_specialite"]
-    annee_sco = str(annee_scolaire_debut(sem["annee_debut"], sem["mois_debut_ord"]))
+    annee_sco = str(scu.annee_scolaire_debut(sem["annee_debut"], sem["mois_debut_ord"]))
 
-    return sanitize_string(
+    return scu.sanitize_string(
         "-".join((ImputationDept, parcours_type, modalite, semestre_id, annee_sco))
     )
diff --git a/sco_formsemestre_inscriptions.py b/sco_formsemestre_inscriptions.py
index 44f2d137..e3c127e3 100644
--- a/sco_formsemestre_inscriptions.py
+++ b/sco_formsemestre_inscriptions.py
@@ -28,8 +28,11 @@
 """Opérations d'inscriptions aux semestres et modules
 """
 
-from sco_utils import ScoEtudInscrit, log, ScoValueError, DictDefault
-from sco_utils import UE_STANDARD, UE_SPORT, UE_TYPE_NAME
+import sco_utils as scu
+from notes_log import log
+from sco_exceptions import ScoValueError
+from sco_permissions import ScoEtudInscrit
+from sco_codes_parcours import UE_STANDARD, UE_SPORT, UE_TYPE_NAME
 from notesdb import ScoDocCursor, DateISOtoDMY, DateDMYtoISO
 
 from TrivialFormulator import TrivialFormulator, TF
@@ -287,8 +290,10 @@ def formsemestre_inscription_option(context, etudid, formsemestre_id, REQUEST=No
     )
     inscr = sco_moduleimpl.do_moduleimpl_inscription_list(context, etudid=etudid)
     # Formulaire
-    modimpls_by_ue_ids = DictDefault(defaultvalue=[])  # ue_id : [ moduleimpl_id ]
-    modimpls_by_ue_names = DictDefault(defaultvalue=[])  # ue_id : [ moduleimpl_name ]
+    modimpls_by_ue_ids = scu.DictDefault(defaultvalue=[])  # ue_id : [ moduleimpl_id ]
+    modimpls_by_ue_names = scu.DictDefault(
+        defaultvalue=[]
+    )  # ue_id : [ moduleimpl_name ]
     ues = []
     ue_ids = set()
     initvalues = {}
diff --git a/sco_formsemestre_status.py b/sco_formsemestre_status.py
index e71e4624..99267a29 100644
--- a/sco_formsemestre_status.py
+++ b/sco_formsemestre_status.py
@@ -29,7 +29,6 @@
 """
 
 # Rewritten from ancient DTML code
-from mx.DateTime import DateTime as mxDateTime
 
 from notes_log import log
 import sco_utils as scu
diff --git a/sco_formsemestre_validation.py b/sco_formsemestre_validation.py
index 8ca807de..97b67a6f 100644
--- a/sco_formsemestre_validation.py
+++ b/sco_formsemestre_validation.py
@@ -29,14 +29,14 @@
 """
 import urllib, time, datetime
 
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
 from scolog import logdb
-from notes_table import *
 import notes_table
+from TrivialFormulator import TrivialFormulator, tf_error_message
+from sco_exceptions import ScoValueError
 from sco_abs import getAbsSemEtud
-
 import sco_formsemestre
 import sco_formsemestre_edit
 import sco_formsemestre_status
@@ -346,7 +346,7 @@ def formsemestre_validation_etud(
         raise ValueError("code choix invalide ! (%s)" % codechoice)
     #
     Se.valide_decision(choice, REQUEST)  # enregistre
-    _redirect_valid_choice(
+    return _redirect_valid_choice(
         formsemestre_id, etudid, Se, choice, desturl, sortcol, REQUEST
     )
 
@@ -393,7 +393,7 @@ def formsemestre_validation_etud_manu(
     #
     Se.valide_decision(choice, REQUEST)  # enregistre
     if redirect:
-        _redirect_valid_choice(
+        return _redirect_valid_choice(
             formsemestre_id, etudid, Se, choice, desturl, sortcol, REQUEST
         )
 
@@ -407,9 +407,9 @@ def _redirect_valid_choice(
     )
     if sortcol:
         adr += "&amp;sortcol=" + sortcol
-    if desturl:
-        desturl += "&amp;desturl=" + desturl
-    REQUEST.RESPONSE.redirect(adr)
+    # if desturl:
+    #    desturl += "&amp;desturl=" + desturl
+    return REQUEST.RESPONSE.redirect(adr)
     # Si le precedent a été modifié, demande relecture du parcours.
     # sinon  renvoie au listing general,
 
@@ -486,8 +486,8 @@ def formsemestre_recap_parcours_table(
     """
     H = []
     linktmpl = '<span onclick="toggle_vis(this);" class="toggle_sem sem_%%s">%s</span>'
-    minuslink = linktmpl % icontag("minus_img", border="0", alt="-")
-    pluslink = linktmpl % icontag("plus_img", border="0", alt="+")
+    minuslink = linktmpl % scu.icontag("minus_img", border="0", alt="-")
+    pluslink = linktmpl % scu.icontag("plus_img", border="0", alt="+")
     if show_details:
         sd = " recap_show_details"
         plusminus = minuslink
@@ -497,7 +497,7 @@ def formsemestre_recap_parcours_table(
     H.append('<table class="recap_parcours%s"><tr>' % sd)
     H.append(
         '<th><span onclick="toggle_all_sems(this);" title="Ouvrir/fermer tous les semestres">%s</span></th><th></th><th>Semestre</th>'
-        % icontag("plus18_img", width=18, height=18, border=0, title="", alt="+")
+        % scu.icontag("plus18_img", width=18, height=18, border=0, title="", alt="+")
     )
     H.append("<th>Etat</th><th>Abs</th>")
     # titres des UE
@@ -591,7 +591,7 @@ def formsemestre_recap_parcours_table(
         else:
             default_sem_info = ""
         if sem["etat"] != "1":  # locked
-            lockicon = icontag("lock32_img", title="verrouillé", border="0")
+            lockicon = scu.icontag("lock32_img", title="verrouillé", border="0")
             default_sem_info += lockicon
         if sem["formation_code"] != Se.formation["formation_code"]:
             default_sem_info += "Autre formation: %s" % sem["formation_code"]
@@ -601,8 +601,7 @@ def formsemestre_recap_parcours_table(
         )
         # Moy Gen (sous le code decision)
         H.append(
-            '<td class="rcp_moy">%s</td>'
-            % notes_table.fmt_note(nt.get_etud_moy_gen(etudid))
+            '<td class="rcp_moy">%s</td>' % scu.fmt_note(nt.get_etud_moy_gen(etudid))
         )
         # Absences (nb d'abs non just. dans ce semestre)
         AbsEtudSem = getAbsSemEtud(context, sem, etudid)
@@ -642,7 +641,7 @@ def formsemestre_recap_parcours_table(
 
             H.append(
                 '<td class="%s" title="%s">%s</td>'
-                % (class_ue, " ".join(explanation_ue), notes_table.fmt_note(moy_ue))
+                % (class_ue, " ".join(explanation_ue), scu.fmt_note(moy_ue))
             )
         if len(ues) < Se.nb_max_ue:
             H.append('<td colspan="%d"></td>' % (Se.nb_max_ue - len(ues)))
@@ -1035,7 +1034,7 @@ def formsemestre_validation_suppress_etud(context, formsemestre_id, etudid):
     """Suppression des decisions de jury pour un etudiant."""
     log("formsemestre_validation_suppress_etud( %s, %s)" % (formsemestre_id, etudid))
     cnx = context.GetDBConnexion(autocommit=False)
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     args = {"formsemestre_id": formsemestre_id, "etudid": etudid}
     try:
         # -- Validation du semestre et des UEs
@@ -1246,7 +1245,7 @@ def do_formsemestre_validate_previous_ue(
 
 def _invalidate_etud_formation_caches(context, etudid, formation_id):
     "Invalide tous les semestres de cette formation où l'etudiant est inscrit..."
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         """SELECT sem.* 
         FROM notes_formsemestre sem, notes_formsemestre_inscription i
@@ -1264,7 +1263,7 @@ def _invalidate_etud_formation_caches(context, etudid, formation_id):
 
 def get_etud_ue_cap_html(context, etudid, formsemestre_id, ue_id, REQUEST=None):
     """Ramene bout de HTML pour pouvoir supprimer une validation de cette UE"""
-    valids = SimpleDictFetch(
+    valids = ndb.SimpleDictFetch(
         context,
         """SELECT SFV.* FROM scolar_formsemestre_validation SFV
         WHERE ue_id=%(ue_id)s AND etudid=%(etudid)s""",
@@ -1276,7 +1275,7 @@ def get_etud_ue_cap_html(context, etudid, formsemestre_id, ue_id, REQUEST=None):
         '<div class="existing_valids"><span>Validations existantes pour cette UE:</span><ul>'
     ]
     for valid in valids:
-        valid["event_date"] = DateISOtoDMY(valid["event_date"])
+        valid["event_date"] = ndb.DateISOtoDMY(valid["event_date"])
         if valid["moy_ue"] != None:
             valid["m"] = ", moyenne %(moy_ue)g/20" % valid
         else:
@@ -1301,7 +1300,7 @@ def etud_ue_suppress_validation(context, etudid, formsemestre_id, ue_id, REQUEST
     """Suppress a validation (ue_id, etudid) and redirect to formsemestre"""
     log("etud_ue_suppress_validation( %s, %s, %s)" % (etudid, formsemestre_id, ue_id))
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         "DELETE FROM scolar_formsemestre_validation WHERE etudid=%(etudid)s and ue_id=%(ue_id)s",
         {"etudid": etudid, "ue_id": ue_id},
@@ -1327,7 +1326,7 @@ def check_formation_ues(context, formation_id):
     ue_multiples = {}  # { ue_id : [ liste des formsemestre ] }
     for ue in ues:
         # formsemestres utilisant cette ue ?
-        sems = SimpleDictFetch(
+        sems = ndb.SimpleDictFetch(
             context,
             """SELECT DISTINCT sem.* 
              FROM notes_formsemestre sem, notes_modules mod, notes_moduleimpl mi
diff --git a/sco_formulas.py b/sco_formulas.py
index fa663438..ccac9df8 100644
--- a/sco_formulas.py
+++ b/sco_formulas.py
@@ -32,7 +32,7 @@ import operator
 import traceback
 from types import FloatType, IntType, LongType, StringType
 
-from sco_utils import *
+import sco_utils as scu
 from notes_log import log
 
 
diff --git a/sco_groups.py b/sco_groups.py
index 71a6456f..aa79d05f 100644
--- a/sco_groups.py
+++ b/sco_groups.py
@@ -33,22 +33,27 @@ Optimisation possible:
  et éviter ainsi l'appel ulterieur à get_etud_groups() dans _make_table_notes
 
 """
-
-import re, sets
+import time
+import collections
+import re
+import sets
 import operator
 
 # XML generation package (apt-get install jaxml)
 import jaxml
 import xml.dom.minidom
 
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 from scolog import logdb
 from TrivialFormulator import TrivialFormulator, TF
 import sco_formsemestre
 import scolars
 import sco_parcours_dut
+import sco_codes_parcours
+from sco_permissions import ScoEtudChangeGroups
+from sco_exceptions import ScoException, AccessDenied, ScoValueError
 
 
 def can_change_groups(context, REQUEST, formsemestre_id):
@@ -70,13 +75,14 @@ def checkGroupName(
 ):  # XXX unused: now allow any string as a group or partition name
     "Raises exception if not a valid group name"
     if groupName and (
-        not re.match(r"^\w+$", groupName) or (simplesqlquote(groupName) != groupName)
+        not re.match(r"^\w+$", groupName)
+        or (scu.simplesqlquote(groupName) != groupName)
     ):
         log("!!! invalid group name: " + groupName)
         raise ValueError("invalid group name: " + groupName)
 
 
-partitionEditor = EditableTable(
+partitionEditor = ndb.EditableTable(
     "partition",
     "partition_id",
     (
@@ -90,7 +96,7 @@ partitionEditor = EditableTable(
     ),
 )
 
-groupEditor = EditableTable(
+groupEditor = ndb.EditableTable(
     "group_descr", "group_id", ("group_id", "partition_id", "group_name")
 )
 
@@ -99,7 +105,7 @@ group_list = groupEditor.list
 
 def get_group(context, group_id):
     """Returns group object, with partition"""
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         "SELECT gd.*, p.* FROM group_descr gd, partition p WHERE gd.group_id=%(group_id)s AND p.partition_id = gd.partition_id",
         {"group_id": group_id},
@@ -114,15 +120,17 @@ def group_delete(context, group, force=False):
     # if not group['group_name'] and not force:
     #    raise ValueError('cannot suppress this group')
     # remove memberships:
-    SimpleQuery(
+    ndb.SimpleQuery(
         context, "DELETE FROM group_membership WHERE group_id=%(group_id)s", group
     )
     # delete group:
-    SimpleQuery(context, "DELETE FROM group_descr WHERE group_id=%(group_id)s", group)
+    ndb.SimpleQuery(
+        context, "DELETE FROM group_descr WHERE group_id=%(group_id)s", group
+    )
 
 
 def get_partition(context, partition_id):
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         "SELECT p.* FROM partition p WHERE p.partition_id = %(partition_id)s",
         {"partition_id": partition_id},
@@ -134,7 +142,7 @@ def get_partition(context, partition_id):
 
 def get_partitions_list(context, formsemestre_id, with_default=True):
     """Liste des partitions pour ce semestre (list of dicts)"""
-    partitions = SimpleDictFetch(
+    partitions = ndb.SimpleDictFetch(
         context,
         "SELECT * FROM partition WHERE formsemestre_id=%(formsemestre_id)s order by numero",
         {"formsemestre_id": formsemestre_id},
@@ -148,7 +156,7 @@ def get_partitions_list(context, formsemestre_id, with_default=True):
 
 def get_default_partition(context, formsemestre_id):
     """Get partition for 'all' students (this one always exists, with NULL name)"""
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         "SELECT * FROM partition WHERE formsemestre_id=%(formsemestre_id)s AND partition_name is NULL",
         {"formsemestre_id": formsemestre_id},
@@ -176,7 +184,7 @@ def get_formsemestre_groups(context, formsemestre_id, with_default=False):
 def get_partition_groups(context, partition):
     """List of groups in this partition (list of dicts).
     Some groups may be empty."""
-    return SimpleDictFetch(
+    return ndb.SimpleDictFetch(
         context,
         "SELECT gd.*, p.* FROM group_descr gd, partition p WHERE gd.partition_id=%(partition_id)s AND gd.partition_id=p.partition_id ORDER BY group_name",
         partition,
@@ -185,7 +193,7 @@ def get_partition_groups(context, partition):
 
 def get_default_group(context, formsemestre_id, fix_if_missing=False, REQUEST=None):
     """Returns group_id for default ('tous') group"""
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         "SELECT gd.group_id FROM group_descr gd, partition p WHERE p.formsemestre_id=%(formsemestre_id)s AND p.partition_name is NULL AND p.partition_id = gd.partition_id",
         {"formsemestre_id": formsemestre_id},
@@ -217,7 +225,7 @@ def get_default_group(context, formsemestre_id, fix_if_missing=False, REQUEST=No
 
 def get_sem_groups(context, formsemestre_id):
     """Returns groups for this sem (in all partitions)."""
-    return SimpleDictFetch(
+    return ndb.SimpleDictFetch(
         context,
         "SELECT gd.*, p.* FROM group_descr gd, partition p WHERE p.formsemestre_id=%(formsemestre_id)s AND p.partition_id = gd.partition_id",
         {"formsemestre_id": formsemestre_id},
@@ -233,14 +241,14 @@ def get_group_members(context, group_id, etat=None):
     if etat is not None:
         req += " and ins.etat = %(etat)s"
 
-    r = SimpleDictFetch(context, req, {"group_id": group_id, "etat": etat})
+    r = ndb.SimpleDictFetch(context, req, {"group_id": group_id, "etat": etat})
 
     for etud in r:
         scolars.format_etud_ident(etud)
 
     r.sort(key=operator.itemgetter("nom_disp", "prenom"))  # tri selon nom_usuel ou nom
 
-    if CONFIG.ALLOW_NULL_PRENOM:
+    if scu.CONFIG.ALLOW_NULL_PRENOM:
         for x in r:
             x["prenom"] = x["prenom"] or ""
 
@@ -294,7 +302,7 @@ def get_group_infos(context, group_id, etat=None):  # was _getlisteetud
             else:
                 t["etath"] = "(dem.)"
             nbdem += 1
-        elif t["etat"] == DEF:
+        elif t["etat"] == sco_codes_parcours.DEF:
             t["etath"] = "Défaillant"
         else:
             t["etath"] = t["etat"]
@@ -329,7 +337,7 @@ def get_etud_groups(context, etudid, sem, exclude_default=False):
     req = "SELECT p.*, g.* from group_descr g, partition p, group_membership gm WHERE gm.etudid=%(etudid)s and gm.group_id = g.group_id and g.partition_id = p.partition_id and p.formsemestre_id = %(formsemestre_id)s"
     if exclude_default:
         req += " and p.partition_name is not NULL"
-    groups = SimpleDictFetch(
+    groups = ndb.SimpleDictFetch(
         context,
         req + " ORDER BY p.numero",
         {"etudid": etudid, "formsemestre_id": sem["formsemestre_id"]},
@@ -357,7 +365,7 @@ def formsemestre_get_etud_groupnames(context, formsemestre_id, attr="group_name"
     """Recupere les groupes de tous les etudiants d'un semestre
     { etudid : { partition_id : group_name  }}  (attr=group_name or group_id)
     """
-    infos = SimpleDictFetch(
+    infos = ndb.SimpleDictFetch(
         context,
         "select i.etudid, p.partition_id, gd.group_name, gd.group_id from notes_formsemestre_inscription i, partition p, group_descr gd, group_membership gm where i.formsemestre_id=%(formsemestre_id)s and i.formsemestre_id=p.formsemestre_id and p.partition_id=gd.partition_id and gm.etudid=i.etudid and gm.group_id = gd.group_id and p.partition_name is not NULL",
         {"formsemestre_id": formsemestre_id},
@@ -380,7 +388,7 @@ def etud_add_group_infos(context, etud, sem, sep=" "):
         etud["groupes"] = ""
         return etud
 
-    infos = SimpleDictFetch(
+    infos = ndb.SimpleDictFetch(
         context,
         "SELECT p.partition_name, g.* from group_descr g, partition p, group_membership gm WHERE gm.etudid=%(etudid)s and gm.group_id = g.group_id and g.partition_id = p.partition_id and p.formsemestre_id = %(formsemestre_id)s ORDER BY p.numero",
         {"etudid": etud["etudid"], "formsemestre_id": sem["formsemestre_id"]},
@@ -407,7 +415,7 @@ def etud_add_group_infos(context, etud, sem, sep=" "):
 
 def get_etud_groups_in_partition(context, partition_id):
     """Returns { etudid : group }, with all students in this partition"""
-    infos = SimpleDictFetch(
+    infos = ndb.SimpleDictFetch(
         context,
         "SELECT gd.*, etudid from group_descr gd, group_membership gm where gd.partition_id = %(partition_id)s and gm.group_id = gd.group_id",
         {"partition_id": partition_id},
@@ -426,7 +434,7 @@ def formsemestre_partition_list(context, formsemestre_id, format="xml", REQUEST=
     # Ajoute les groupes
     for p in partitions:
         p["group"] = get_partition_groups(context, p)
-    return sendResult(REQUEST, partitions, name="partition", format=format)
+    return scu.sendResult(REQUEST, partitions, name="partition", format=format)
 
 
 def XMLgetGroupsInPartition(context, partition_id, REQUEST=None):  # was XMLgetGroupesTD
@@ -447,8 +455,8 @@ def XMLgetGroupsInPartition(context, partition_id, REQUEST=None):  # was XMLgetG
     )  # > inscrdict
     etuds_set = set(nt.inscrdict)
     # XML response:
-    REQUEST.RESPONSE.setHeader("content-type", XML_MIMETYPE)
-    doc = jaxml.XML_document(encoding=SCO_ENCODING)
+    REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
+    doc = jaxml.XML_document(encoding=scu.SCO_ENCODING)
     doc._text('<ajax-response><response type="object" id="MyUpdater">')
     doc._push()
 
@@ -465,7 +473,8 @@ def XMLgetGroupsInPartition(context, partition_id, REQUEST=None):  # was XMLgetG
             doc._push()
             doc.etud(
                 etudid=e["etudid"],
-                sexe=scolars.format_sexe(etud["sexe"]),
+                civilite=etud["civilite_str"],
+                sexe=etud["civilite_str"],  # compat
                 nom=scolars.format_nom(etud["nom"]),
                 prenom=scolars.format_prenom(etud["prenom"]),
                 origin=comp_origin(etud, sem),
@@ -489,7 +498,7 @@ def XMLgetGroupsInPartition(context, partition_id, REQUEST=None):  # was XMLgetG
             doc._push()
             doc.etud(
                 etudid=etud["etudid"],
-                sexe=scolars.format_sexe(etud["sexe"]),
+                sexe=etud["civilite_str"],
                 nom=scolars.format_nom(etud["nom"]),
                 prenom=scolars.format_prenom(etud["prenom"]),
                 origin=comp_origin(etud, sem),
@@ -530,10 +539,10 @@ def set_group(context, etudid, group_id):
     Warning: don't check if group_id exists (the caller should check).
     """
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     args = {"etudid": etudid, "group_id": group_id}
     # déjà inscrit ?
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         "SELECT * FROM group_membership gm WHERE etudid=%(etudid)s and group_id=%(group_id)s",
         args,
@@ -542,7 +551,7 @@ def set_group(context, etudid, group_id):
     if len(r):
         return False
     # inscrit
-    SimpleQuery(
+    ndb.SimpleQuery(
         context,
         "INSERT INTO group_membership (etudid, group_id) VALUES (%(etudid)s, %(group_id)s)",
         args,
@@ -569,7 +578,7 @@ def change_etud_group_in_partition(
     else:
         partition = get_partition(context, group["partition_id"])
     # 1- Supprime membership dans cette partition
-    SimpleQuery(
+    ndb.SimpleQuery(
         context,
         """DELETE FROM group_membership WHERE group_membership_id IN 
         (SELECT gm.group_membership_id 
@@ -651,10 +660,10 @@ def setGroups(
                 )
         # Retire les anciens membres:
         cnx = context.GetDBConnexion()
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         for etudid in old_members_set:
             log("removing %s from group %s" % (etudid, group_id))
-            SimpleQuery(
+            ndb.SimpleQuery(
                 context,
                 "DELETE FROM group_membership WHERE etudid=%(etudid)s and group_id=%(group_id)s",
                 {"etudid": etudid, "group_id": group_id},
@@ -680,7 +689,7 @@ def setGroups(
         if not group_name:
             continue
         # ajax arguments are encoded in utf-8:
-        group_name = unicode(group_name, "utf-8").encode(SCO_ENCODING)
+        group_name = unicode(group_name, "utf-8").encode(scu.SCO_ENCODING)
         group_id = createGroup(context, partition_id, group_name, REQUEST=REQUEST)
         # Place dans ce groupe les etudiants indiqués:
         for etudid in fs[1:-1]:
@@ -688,7 +697,7 @@ def setGroups(
                 context, etudid, group_id, partition, REQUEST=REQUEST
             )
 
-    REQUEST.RESPONSE.setHeader("content-type", XML_MIMETYPE)
+    REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
     return (
         '<?xml version="1.0" encoding="utf-8"?><response>Groupes enregistrés</response>'
     )
@@ -790,9 +799,9 @@ def partition_create(
 def getArrowIconsTags(context, REQUEST):
     """returns html tags for arrows"""
     #
-    arrow_up = icontag("arrow_up", title="remonter")
-    arrow_down = icontag("arrow_down", title="descendre")
-    arrow_none = icontag("arrow_none", title="")
+    arrow_up = scu.icontag("arrow_up", title="remonter")
+    arrow_down = scu.icontag("arrow_down", title="descendre")
+    arrow_none = scu.icontag("arrow_none", title="")
 
     return arrow_up, arrow_down, arrow_none
 
@@ -804,7 +813,7 @@ def editPartitionForm(context, formsemestre_id=None, REQUEST=None):
         raise AccessDenied("Vous n'avez pas le droit d'effectuer cette opération !")
     partitions = get_partitions_list(context, formsemestre_id)
     arrow_up, arrow_down, arrow_none = getArrowIconsTags(context, REQUEST)
-    suppricon = icontag(
+    suppricon = scu.icontag(
         "delete_small_img", border="0", alt="supprimer", title="Supprimer"
     )
     #
@@ -1079,7 +1088,7 @@ def partition_set_name(context, partition_id, partition_name, REQUEST=None, redi
     formsemestre_id = partition["formsemestre_id"]
 
     # check unicity
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         "SELECT p.* FROM partition p WHERE p.partition_name = %(partition_name)s AND formsemestre_id = %(formsemestre_id)s",
         {"partition_name": partition_name, "formsemestre_id": formsemestre_id},
@@ -1177,6 +1186,8 @@ def groups_auto_repartition(context, partition_id=None, REQUEST=None):
     """
     partition = get_partition(context, partition_id)
     formsemestre_id = partition["formsemestre_id"]
+    # renvoie sur page édition groupes
+    dest_url = "affectGroups?partition_id=%s" % partition_id
     if not can_change_groups(context, REQUEST, formsemestre_id):
         raise AccessDenied("Vous n'avez pas le droit d'effectuer cette opération !")
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
@@ -1217,7 +1228,7 @@ def groups_auto_repartition(context, partition_id=None, REQUEST=None):
     if tf[0] == 0:
         return "\n".join(H) + "\n" + tf[1] + context.sco_footer(REQUEST)
     elif tf[0] == -1:
-        return REQUEST.RESPONSE.redirect(REQUEST.URL1)
+        return REQUEST.RESPONSE.redirect(dest_url)
     else:
         # form submission
         log(
@@ -1245,34 +1256,33 @@ def groups_auto_repartition(context, partition_id=None, REQUEST=None):
             context.Notes, formsemestre_id
         )  # > identdict
         identdict = nt.identdict
-        # build:  { sexe : liste etudids trie par niveau croissant }
-        sexes = sets.Set([x["sexe"] for x in identdict.values()])
+        # build:  { civilite : liste etudids trie par niveau croissant }
+        civilites = sets.Set([x["civilite"] for x in identdict.values()])
         listes = {}
-        for sexe in sexes:
-            listes[sexe] = [
+        for civilite in civilites:
+            listes[civilite] = [
                 (get_prev_moy(context.Notes, x["etudid"], formsemestre_id), x["etudid"])
                 for x in identdict.values()
-                if x["sexe"] == sexe
+                if x["civilite"] == civilite
             ]
-            listes[sexe].sort()
-            log("listes[%s] = %s" % (sexe, listes[sexe]))
+            listes[civilite].sort()
+            log("listes[%s] = %s" % (civilite, listes[civilite]))
         # affect aux groupes:
         n = len(identdict)
         igroup = 0
         nbgroups = len(group_ids)
         while n > 0:
-            for sexe in sexes:
-                if len(listes[sexe]):
+            for civilite in civilites:
+                if len(listes[civilite]):
                     n -= 1
-                    etudid = listes[sexe].pop()[1]
+                    etudid = listes[civilite].pop()[1]
                     group_id = group_ids[igroup]
                     igroup = (igroup + 1) % nbgroups
                     change_etud_group_in_partition(
                         context, etudid, group_id, partition, REQUEST=REQUEST
                     )
                     log("%s in group %s" % (etudid, group_id))
-        # envoie sur page edition groupes
-        return REQUEST.RESPONSE.redirect("affectGroups?partition_id=%s" % partition_id)
+        return REQUEST.RESPONSE.redirect(dest_url)
 
 
 def get_prev_moy(context, etudid, formsemestre_id):
@@ -1374,7 +1384,7 @@ def do_evaluation_listeetuds_groups(
         req += " and Isem.etat='I'"
     req += r
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(req, {"evaluation_id": evaluation_id})
     # log('listeetuds_groups: getallstudents=%s  groups=%s' % (getallstudents,groups))
     # log('req=%s' % (req % { 'evaluation_id' : "'"+evaluation_id+"'" }))
@@ -1393,7 +1403,7 @@ def do_evaluation_listegroupes(context, evaluation_id, include_default=False):
     else:
         c = " AND p.partition_name is not NULL"
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         "SELECT DISTINCT gd.group_id FROM group_descr gd, group_membership gm, partition p, notes_moduleimpl m, notes_evaluation e WHERE gm.group_id = gd.group_id and gd.partition_id = p.partition_id and p.formsemestre_id = m.formsemestre_id and m.moduleimpl_id = e.moduleimpl_id and e.evaluation_id = %(evaluation_id)s"
         + c,
@@ -1406,7 +1416,7 @@ def do_evaluation_listegroupes(context, evaluation_id, include_default=False):
 
 def listgroups(context, group_ids):
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     groups = []
     for group_id in group_ids:
         cursor.execute(
diff --git a/sco_groups_edit.py b/sco_groups_edit.py
index c1d0b38e..9cdb578b 100644
--- a/sco_groups_edit.py
+++ b/sco_groups_edit.py
@@ -30,11 +30,12 @@
 
 import re
 
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 import sco_formsemestre
 import sco_groups
+from sco_exceptions import AccessDenied
 
 
 def affectGroups(context, partition_id, REQUEST=None):
diff --git a/sco_groups_view.py b/sco_groups_view.py
index f3cafcbb..627a7c48 100644
--- a/sco_groups_view.py
+++ b/sco_groups_view.py
@@ -464,8 +464,9 @@ def groups_table(
         % (with_paiement, with_archives, with_annotations)
     )
     #
-    columns_ids = ["nom_disp", "prenom"]  # colonnes a inclure
+    columns_ids = ["civilite_str", "nom_disp", "prenom"]  # colonnes a inclure
     titles = {
+        "civilite_str": "Civ.",
         "nom_disp": "Nom",
         "prenom": "Prénom",
         "email": "Mail",
@@ -733,7 +734,7 @@ def groups_table(
             "etudid",
             "code_nip",
             "etat",
-            "sexe",
+            "civilite_str",
             "nom",
             "nom_usuel",
             "prenom",
diff --git a/sco_import_users.py b/sco_import_users.py
index f052ff52..cca045fd 100644
--- a/sco_import_users.py
+++ b/sco_import_users.py
@@ -28,12 +28,18 @@
 """Import d'utilisateurs via fichier Excel
 """
 
-from notesdb import *
-from sco_utils import *
+import email
+from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
+from email.header import Header
+
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
 from TrivialFormulator import TrivialFormulator, TF
 import sco_news
 import sco_excel
+from sco_exceptions import AccessDenied, ScoValueError, ScoException
 
 TITLES = ("user_name", "nom", "prenom", "email", "roles", "dept")
 
@@ -66,11 +72,11 @@ def import_excel_file(datafile, REQUEST=None, context=None):
     exceldata = datafile.read()
     if not exceldata:
         raise ScoValueError("Ficher excel vide ou invalide")
-    diag, data = sco_excel.Excel_to_list(exceldata)
+    _, data = sco_excel.Excel_to_list(exceldata)
     if not data:  # probably a bug
         raise ScoException("import_excel_file: empty file !")
     # 1-  --- check title line
-    fs = [strlower(stripquotes(s)) for s in data[0]]
+    fs = [scu.strlower(scu.stripquotes(s)) for s in data[0]]
     log("excel: fs='%s'\ndata=%s" % (str(fs), str(data)))
     # check cols
     cols = {}.fromkeys(TITLES)
@@ -163,13 +169,6 @@ def generate_password():
     return "".join(RNG.sample(l, PASSLEN))
 
 
-import email
-from email.mime.multipart import MIMEMultipart
-from email.mime.text import MIMEText
-from email.mime.base import MIMEBase
-from email.header import Header
-
-
 def mail_password(u, context=None, reset=False):
     "Send password by email"
     if not u["email"]:
@@ -220,16 +219,16 @@ ScoDoc est un logiciel libre développé à l'Université Paris 13 par Emmanuel
 Pour plus d'informations sur ce logiciel, voir %s
 
 """
-        % SCO_WEBSITE
+        % scu.SCO_WEBSITE
     )
     msg = MIMEMultipart()
     if reset:
-        msg["Subject"] = Header("Mot de passe ScoDoc", SCO_ENCODING)
+        msg["Subject"] = Header("Mot de passe ScoDoc", scu.SCO_ENCODING)
     else:
-        msg["Subject"] = Header("Votre accès ScoDoc", SCO_ENCODING)
+        msg["Subject"] = Header("Votre accès ScoDoc", scu.SCO_ENCODING)
     msg["From"] = context.get_preference("email_from_addr")
     msg["To"] = u["email"]
     msg.epilogue = ""
-    txt = MIMEText(txt, "plain", SCO_ENCODING)
+    txt = MIMEText(txt, "plain", scu.SCO_ENCODING)
     msg.attach(txt)
     context.sendEmail(msg)
diff --git a/sco_inscr_passage.py b/sco_inscr_passage.py
index 0da58a1f..e5bdd1c4 100644
--- a/sco_inscr_passage.py
+++ b/sco_inscr_passage.py
@@ -28,12 +28,12 @@
 """Form. pour inscription rapide des etudiants d'un semestre dans un autre
    Utilise les autorisations d'inscription délivrées en jury.
 """
+import datetime
 
-from gen_tables import GenTable
-
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
+from gen_tables import GenTable
 import sco_codes_parcours
 import sco_pvjury
 import sco_formsemestre
@@ -41,6 +41,7 @@ import sco_formsemestre_inscriptions
 import sco_formsemestre
 import sco_groups
 import scolars
+from sco_exceptions import ScoValueError
 
 
 def list_authorized_etuds_by_sem(context, sem, delai=274):
@@ -60,7 +61,9 @@ def list_authorized_etuds_by_sem(context, sem, delai=274):
             auth_used = False  # autorisation deja utilisée ?
             etud = context.getEtudInfo(etudid=e["etudid"], filled=True)[0]
             for isem in etud["sems"]:
-                if DateDMYtoISO(isem["date_debut"]) >= DateDMYtoISO(src["date_fin"]):
+                if ndb.DateDMYtoISO(isem["date_debut"]) >= ndb.DateDMYtoISO(
+                    src["date_fin"]
+                ):
                     auth_used = True
             if not auth_used:
                 candidats[e["etudid"]] = etud
@@ -134,8 +137,8 @@ def list_inscrits_date(context, sem):
     SAUF sem à la date de début de sem.
     """
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
-    sem["date_debut_iso"] = DateDMYtoISO(sem["date_debut"])
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
+    sem["date_debut_iso"] = ndb.DateDMYtoISO(sem["date_debut"])
     cursor.execute(
         """select I.etudid
                       from notes_formsemestre_inscription I, notes_formsemestre S
@@ -223,14 +226,9 @@ def list_source_sems(context, sem, delai=None):
     othersems = []
     d, m, y = [int(x) for x in sem["date_debut"].split("/")]
     date_debut_dst = datetime.date(y, m, d)
-    d, m, y = [int(x) for x in sem["date_fin"].split("/")]
-    date_fin_dst = datetime.date(y, m, d)
 
     delais = datetime.timedelta(delai)
     for s in sems:
-        # pdb.set_trace()
-        # if s['etat'] != '1':
-        #    continue # saute semestres pas ouverts
         if s["formsemestre_id"] == sem["formsemestre_id"]:
             continue  # saute le semestre destination
         if s["date_fin"]:
@@ -276,9 +274,6 @@ def formsemestre_inscr_passage(
 
     """
     inscrit_groupes = int(inscrit_groupes)
-    # log('formsemestre_inscr_passage: formsemestre_id=%s submitted=%s, dialog_confirmed=%s len(etuds)=%d'
-    #    % (formsemestre_id, submitted, dialog_confirmed, len(etuds)) )
-    cnx = context.GetDBConnexion()
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
     # -- check lock
     if sem["etat"] != "1":
@@ -558,7 +553,7 @@ def etuds_select_boxes(
             if base_url and etuds:
                 H.append(
                     '<a href="%s&amp;export_cat_xls=%s">%s</a>&nbsp;'
-                    % (base_url, src_cat, ICON_XLS)
+                    % (base_url, src_cat, scu.ICON_XLS)
                 )
             H.append("</div>")
             for etud in etuds:
@@ -616,7 +611,7 @@ def etuds_select_boxes(
 def etuds_select_box_xls(context, src_cat):
     "export a box to excel"
     etuds = src_cat["etuds"]
-    columns_ids = ["etudid", "sexe", "nom", "prenom", "etape"]
+    columns_ids = ["etudid", "civilite_str", "nom", "prenom", "etape"]
     titles = {x: x for x in columns_ids}
 
     # Ajoute colonne paiement inscription
diff --git a/sco_liste_notes.py b/sco_liste_notes.py
index b130d78f..55cd2e19 100644
--- a/sco_liste_notes.py
+++ b/sco_liste_notes.py
@@ -27,12 +27,13 @@
 
 """Liste des notes d'une évaluation
 """
+import urllib
+from types import StringType
 
-from notesdb import *
-from sco_utils import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 from TrivialFormulator import TrivialFormulator, TF
-from notes_table import *
 import sco_formsemestre
 import sco_moduleimpl
 import sco_groups
@@ -41,6 +42,7 @@ import htmlutils
 import sco_excel
 from gen_tables import GenTable
 from htmlutils import histogram_notes
+import VERSION
 
 
 def do_evaluation_listenotes(context, REQUEST):
@@ -49,7 +51,6 @@ def do_evaluation_listenotes(context, REQUEST):
 
     args: evaluation_id
     """
-    cnx = context.GetDBConnexion()
     mode = None
     if REQUEST.form.has_key("evaluation_id"):
         evaluation_id = REQUEST.form["evaluation_id"]
@@ -66,9 +67,6 @@ def do_evaluation_listenotes(context, REQUEST):
 
     format = REQUEST.form.get("format", "html")
     E = evals[0]  # il y a au moins une evaluation
-    M = sco_moduleimpl.do_moduleimpl_list(context, moduleimpl_id=E["moduleimpl_id"])[0]
-    formsemestre_id = M["formsemestre_id"]
-
     # description de l'evaluation
     if mode == "eval":
         H = [
@@ -315,11 +313,11 @@ def _make_table_notes(
                 "code": code,
                 "_code_td_attrs": 'style="padding-left: 1em; padding-right: 2em;"',
                 "etudid": etudid,
-                "nom": strupper(etud["nom"]),
+                "nom": scu.strupper(etud["nom"]),
                 "_nomprenom_target": "formsemestre_bulletinetud?formsemestre_id=%s&amp;etudid=%s"
                 % (M["formsemestre_id"], etudid),
                 "_nomprenom_td_attrs": 'id="%s" class="etudinfo"' % (etud["etudid"]),
-                "prenom": strcapitalize(strlower(etud["prenom"])),
+                "prenom": scu.strcapitalize(scu.strlower(etud["prenom"])),
                 "nomprenom": etud["nomprenom"],
                 "group": grc,
                 "email": etud["email"],
@@ -432,9 +430,9 @@ def _make_table_notes(
     if with_emails:
         gl = "&amp;with_emails%3Alist=yes" + gl
     if len(evals) == 1:
-        evalname = "%s-%s" % (Mod["code"], DateDMYtoISO(E["jour"]))
+        evalname = "%s-%s" % (Mod["code"], ndb.DateDMYtoISO(E["jour"]))
         hh = "%s, %s (%d étudiants)" % (E["description"], gr_title, len(etudids))
-        filename = make_filename("notes_%s_%s" % (evalname, gr_title_filename))
+        filename = scu.make_filename("notes_%s_%s" % (evalname, gr_title_filename))
         caption = hh
         pdf_title = "%(description)s (%(jour)s)" % e
         html_title = ""
@@ -444,7 +442,7 @@ def _make_table_notes(
             % (nb_abs, nb_att)
         )
     else:
-        filename = make_filename("notes_%s_%s" % (Mod["code"], gr_title_filename))
+        filename = scu.make_filename("notes_%s_%s" % (Mod["code"], gr_title_filename))
         title = "Notes du module %(code)s %(titre)s" % Mod
         title += " semestre %(titremois)s" % sem
         if gr_title and gr_title != "tous":
@@ -467,7 +465,7 @@ def _make_table_notes(
         html_sortable=True,
         base_url=base_url,
         filename=filename,
-        origin="Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + "",
+        origin="Généré par %s le " % VERSION.SCONAME + scu.timedate_human_repr() + "",
         caption=caption,
         html_next_section=html_next_section,
         page_title="Notes de " + sem["titremois"],
@@ -549,10 +547,10 @@ def _add_eval_columns(
             val = NotesDB[etudid]["value"]
             if val is None:
                 nb_abs += 1
-            if val == NOTES_ATTENTE:
+            if val == scu.NOTES_ATTENTE:
                 nb_att += 1
             # calcul moyenne SANS LES ABSENTS
-            if val != None and val != NOTES_NEUTRALISE and val != NOTES_ATTENTE:
+            if val != None and val != scu.NOTES_NEUTRALISE and val != scu.NOTES_ATTENTE:
                 if e["note_max"] > 0:
                     valsur20 = val * 20.0 / e["note_max"]  # remet sur 20
                 else:
@@ -562,7 +560,7 @@ def _add_eval_columns(
                     val = valsur20  # affichage notes / 20 demandé
                 nb_notes = nb_notes + 1
                 sum_notes += val
-            val_fmt = fmt_note(val, keep_numeric=keep_numeric)
+            val_fmt = scu.fmt_note(val, keep_numeric=keep_numeric)
             comment = NotesDB[etudid]["comment"]
             if comment is None:
                 comment = ""
@@ -603,13 +601,13 @@ def _add_eval_columns(
 
         coefs[evaluation_id] = "coef. %s" % e["coefficient"]
         if note_sur_20:
-            nmx = 20.0
+            nmax = 20.0
         else:
-            nmx = e["note_max"]
+            nmax = e["note_max"]
         if keep_numeric:
-            note_max[evaluation_id] = nmx
+            note_max[evaluation_id] = nmax
         else:
-            note_max[evaluation_id] = "/ %s" % nmx
+            note_max[evaluation_id] = "/ %s" % nmax
 
         if nb_notes > 0:
             moys[evaluation_id] = "%.3g" % (sum_notes / nb_notes)
@@ -658,7 +656,7 @@ def _add_moymod_column(
         val = nt.get_etud_mod_moy(
             e["moduleimpl_id"], etudid
         )  # note sur 20, ou 'NA','NI'
-        row[col_id] = fmt_note(val, keep_numeric=keep_numeric)
+        row[col_id] = scu.fmt_note(val, keep_numeric=keep_numeric)
         row["_" + col_id + "_td_attrs"] = ' class="moyenne" '
         if type(val) != StringType:
             notes.append(val)
@@ -712,8 +710,6 @@ def evaluation_check_absences(context, evaluation_id):
     if not E["jour"]:
         return [], [], [], [], []  # evaluation sans date
 
-    M = sco_moduleimpl.do_moduleimpl_list(context, moduleimpl_id=E["moduleimpl_id"])[0]
-    formsemestre_id = M["formsemestre_id"]
     etudids = sco_groups.do_evaluation_listeetuds_groups(
         context, evaluation_id, getallstudents=True
     )
@@ -721,12 +717,12 @@ def evaluation_check_absences(context, evaluation_id):
     am, pm, demijournee = _eval_demijournee(E)
 
     # Liste les absences à ce moment:
-    A = context.Absences.ListeAbsJour(DateDMYtoISO(E["jour"]), am=am, pm=pm)
+    A = context.Absences.ListeAbsJour(ndb.DateDMYtoISO(E["jour"]), am=am, pm=pm)
     As = set([x["etudid"] for x in A])  # ensemble des etudiants absents
-    NJ = context.Absences.ListeAbsNonJustJour(DateDMYtoISO(E["jour"]), am=am, pm=pm)
+    NJ = context.Absences.ListeAbsNonJustJour(ndb.DateDMYtoISO(E["jour"]), am=am, pm=pm)
     NJs = set([x["etudid"] for x in NJ])  # ensemble des etudiants absents non justifies
     Just = context.Absences.ListeAbsJour(
-        DateDMYtoISO(E["jour"]), am=am, pm=pm, is_abs=None, is_just=True
+        ndb.DateDMYtoISO(E["jour"]), am=am, pm=pm, is_abs=None, is_just=True
     )
     Justs = set([x["etudid"] for x in Just])  # ensemble des etudiants avec justif
 
@@ -741,17 +737,17 @@ def evaluation_check_absences(context, evaluation_id):
         if NotesDB.has_key(etudid):
             val = NotesDB[etudid]["value"]
             if (
-                val != None and val != NOTES_NEUTRALISE and val != NOTES_ATTENTE
+                val != None and val != scu.NOTES_NEUTRALISE and val != scu.NOTES_ATTENTE
             ) and etudid in As:
                 # note valide et absent
                 ValButAbs.append(etudid)
             if val is None and not etudid in As:
                 # absent mais pas signale comme tel
                 AbsNonSignalee.append(etudid)
-            if val == NOTES_NEUTRALISE and not etudid in As:
+            if val == scu.NOTES_NEUTRALISE and not etudid in As:
                 # Neutralisé mais pas signale absent
                 ExcNonSignalee.append(etudid)
-            if val == NOTES_NEUTRALISE and etudid in NJs:
+            if val == scu.NOTES_NEUTRALISE and etudid in NJs:
                 # EXC mais pas justifié
                 ExcNonJust.append(etudid)
             if val is None and etudid in Justs:
diff --git a/sco_lycee.py b/sco_lycee.py
index d6272737..0b3fbf93 100644
--- a/sco_lycee.py
+++ b/sco_lycee.py
@@ -32,14 +32,14 @@
 
 import tempfile, urllib, re
 
-from notesdb import *
-from sco_utils import *
+import sco_utils as scu
 from notes_log import log
 import scolars
 import sco_groups
 import sco_report
 from gen_tables import GenTable
 import sco_formsemestre
+import VERSION
 
 
 def formsemestre_table_etuds_lycees(
@@ -100,7 +100,7 @@ def _table_etuds_lycees(
     context, etuds, group_lycees, title, preferences, no_links=False
 ):
     etuds = [scolars.etud_add_lycee_infos(e) for e in etuds]
-    etuds_by_lycee = group_by_key(etuds, "codelycee")
+    etuds_by_lycee = scu.group_by_key(etuds, "codelycee")
     #
     if group_lycees:
         L = [etuds_by_lycee[codelycee][0] for codelycee in etuds_by_lycee]
@@ -128,7 +128,7 @@ def _table_etuds_lycees(
     else:
         L = etuds
         columns_ids = (
-            "sexe",
+            "civilite_str",
             "nom",
             "prenom",
             "codelycee",
@@ -148,7 +148,7 @@ def _table_etuds_lycees(
         rows=L,
         titles={
             "nbetuds": "Nb d'étudiants",
-            "sexe": "",
+            "civilite_str": "",
             "nom": "Nom",
             "prenom": "Prénom",
             "etudid": "etudid",
@@ -157,7 +157,7 @@ def _table_etuds_lycees(
             "nomlycee": "Lycée",
             "villelycee": "Commune",
         },
-        origin="Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + "",
+        origin="Généré par %s le " % VERSION.SCONAME + scu.timedate_human_repr() + "",
         caption=title,
         page_title="Carte lycées d'origine",
         html_sortable=True,
@@ -177,7 +177,6 @@ def formsemestre_etuds_lycees(
     REQUEST=None,
 ):
     """Table des lycées d'origine"""
-    sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
     tab, etuds_by_lycee = formsemestre_table_etuds_lycees(
         context, formsemestre_id, only_primo=only_primo, group_lycees=not no_grouping
     )
diff --git a/sco_modalites.py b/sco_modalites.py
index 396184c6..c8ed69a4 100644
--- a/sco_modalites.py
+++ b/sco_modalites.py
@@ -108,5 +108,5 @@ def do_modalite_edit(context, *args, **kw):
     "edit a modalite"
     cnx = context.GetDBConnexion()
     # check
-    m = do_modalite_list(context, {"form_modalite_id": args[0]["form_modalite_id"]})[0]
+    _ = do_modalite_list(context, {"form_modalite_id": args[0]["form_modalite_id"]})[0]
     _modaliteEditor.edit(cnx, *args, **kw)
diff --git a/sco_moduleimpl_inscriptions.py b/sco_moduleimpl_inscriptions.py
index 7815a715..43327b24 100644
--- a/sco_moduleimpl_inscriptions.py
+++ b/sco_moduleimpl_inscriptions.py
@@ -29,15 +29,16 @@
 """
 
 
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
 from scolog import logdb
-from notes_table import *
 import sco_formsemestre
 import sco_moduleimpl
 import sco_groups
 import htmlutils
+from sco_permissions import ScoEtudInscrit
+from sco_exceptions import ScoValueError
 
 
 def moduleimpl_inscriptions_edit(
@@ -182,7 +183,7 @@ def moduleimpl_inscriptions_edit(
         sco_moduleimpl.do_moduleimpl_inscrit_etuds(
             context, moduleimpl_id, formsemestre_id, etuds, reset=True, REQUEST=REQUEST
         )
-        REQUEST.RESPONSE.redirect(
+        return REQUEST.RESPONSE.redirect(
             "moduleimpl_status?moduleimpl_id=%s" % (moduleimpl_id)
         )
     #
@@ -453,7 +454,7 @@ def get_etuds_with_capitalized_ue(context, formsemestre_id):
     """For each UE, computes list of students capitalizing the UE.
     returns { ue_id : [ { infos } ] }
     """
-    UECaps = DictDefault(defaultvalue=[])
+    UECaps = scu.DictDefault(defaultvalue=[])
     nt = context._getNotesCache().get_NotesTable(
         context, formsemestre_id
     )  # > get_ues, get_etud_ue_status
@@ -481,7 +482,7 @@ def is_inscrit_ue(context, etudid, formsemestre_id, ue_id):
     """Modules de cette UE dans ce semestre
     auxquels l'étudiant est inscrit.
     """
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         """SELECT mod.*
     FROM notes_moduleimpl mi, notes_modules mod,
@@ -502,7 +503,7 @@ def is_inscrit_ue(context, etudid, formsemestre_id, ue_id):
 def do_etud_desinscrit_ue(context, etudid, formsemestre_id, ue_id, REQUEST=None):
     """Desincrit l'etudiant de tous les modules de cette UE dans ce semestre."""
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         """DELETE FROM notes_moduleimpl_inscription 
     WHERE moduleimpl_inscription_id IN (
@@ -543,7 +544,7 @@ def do_etud_inscrit_ue(context, etudid, formsemestre_id, ue_id, REQUEST=None):
         raise ScoValueError("%s n'est pas inscrit au semestre !" % etudid)
 
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         """SELECT mi.moduleimpl_id 
       FROM notes_moduleimpl mi, notes_modules mod, notes_formsemestre sem
diff --git a/sco_news.py b/sco_news.py
index 2f947e3e..938dec2a 100644
--- a/sco_news.py
+++ b/sco_news.py
@@ -37,20 +37,20 @@ from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
 from email.header import Header
 
-from notesdb import *  # pylint: disable=unused-wildcard-import
+import notesdb as ndb  # pylint: disable=unused-wildcard-import
 from notes_log import log
 import scolars
 from sco_utils import SCO_ENCODING, SCO_ANNONCES_WEBSITE
 import sco_formsemestre
 import sco_moduleimpl
 
-_scolar_news_editor = EditableTable(
+_scolar_news_editor = ndb.EditableTable(
     "scolar_news",
     "news_id",
     ("date", "authenticated_user", "type", "object", "text", "url"),
     sortkey="date desc",
-    output_formators={"date": DateISOtoDMY},
-    input_formators={"date": DateDMYtoISO},
+    output_formators={"date": ndb.DateISOtoDMY},
+    input_formators={"date": ndb.DateDMYtoISO},
     html_quote=False,  # no user supplied data, needed to store html links
 )
 
@@ -110,7 +110,7 @@ def scolar_news_summary(context, n=5):
     """
 
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute("select * from scolar_news order by date desc limit 100")
     selected_news = {}  # (type,object) : news dict
     news = cursor.dictfetchall()  # la plus récente d'abord
@@ -118,7 +118,7 @@ def scolar_news_summary(context, n=5):
     for r in reversed(news):  # la plus ancienne d'abord
         # si on a deja une news avec meme (type,object)
         # et du meme jour, on la remplace
-        dmy = DateISOtoDMY(r["date"])  # round
+        dmy = ndb.DateISOtoDMY(r["date"])  # round
         key = (r["type"], r["object"], dmy)
         selected_news[key] = r
 
diff --git a/sco_page_etud.py b/sco_page_etud.py
index 737b3ac2..8fb242dd 100644
--- a/sco_page_etud.py
+++ b/sco_page_etud.py
@@ -31,8 +31,9 @@
 
 """
 
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
+from notes_log import log
 import scolars
 import sco_bac
 import sco_photos
@@ -43,9 +44,17 @@ import sco_formsemestre_status
 import htmlutils
 from sco_bulletins import etud_descr_situation_semestre
 import sco_parcours_dut
+import sco_codes_parcours
 from sco_formsemestre_validation import formsemestre_recap_parcours_table
 import sco_archives_etud
 import sco_report
+from sco_permissions import (
+    ScoEtudChangeGroups,
+    ScoEtudInscrit,
+    ScoImplement,
+    ScoEtudChangeAdr,
+)
+from sco_exceptions import ScoValueError
 
 
 def _menuScolarite(context, authuser, sem, etudid):
@@ -54,7 +63,7 @@ def _menuScolarite(context, authuser, sem, etudid):
     """
     locked = sem["etat"] != "1"
     if locked:
-        lockicon = icontag("lock32_img", title="verrouillé", border="0")
+        lockicon = scu.icontag("lock32_img", title="verrouillé", border="0")
         return lockicon  # no menu
     if not authuser.has_permission(
         ScoEtudInscrit, context
@@ -76,12 +85,12 @@ def _menuScolarite(context, authuser, sem, etudid):
         )
 
     # Note: seul un etudiant inscrit (I) peut devenir défaillant.
-    if ins["etat"] != DEF:
+    if ins["etat"] != sco_codes_parcours.DEF:
         def_title = "Déclarer défaillance"
         def_url = (
             "formDef?etudid=%(etudid)s&amp;formsemestre_id=%(formsemestre_id)s" % args
         )
-    elif ins["etat"] == DEF:
+    elif ins["etat"] == sco_codes_parcours.DEF:
         def_title = "Annuler la défaillance"
         def_url = (
             "doCancelDef?etudid=%(etudid)s&amp;formsemestre_id=%(formsemestre_id)s"
@@ -212,7 +221,7 @@ def ficheEtud(context, etudid=None, REQUEST=None):
     sem_info = {}
     for sem in info["sems"]:
         if sem["ins"]["etat"] != "I":
-            descr, junk = etud_descr_situation_semestre(
+            descr, _ = etud_descr_situation_semestre(
                 context.Notes,
                 etudid,
                 sem["formsemestre_id"],
@@ -280,7 +289,7 @@ def ficheEtud(context, etudid=None, REQUEST=None):
             ] = '<td class="annodel"><a href="doSuppressAnnotation?etudid=%s&amp;annotation_id=%s">%s</a></td>' % (
                 etudid,
                 a["id"],
-                icontag(
+                scu.icontag(
                     "delete_img",
                     border="0",
                     alt="suppress",
@@ -379,7 +388,7 @@ def ficheEtud(context, etudid=None, REQUEST=None):
     else:
         info["tit_anno"] = ""
     # Inscriptions
-    if info["sems"]:
+    if info["sems"]:  # XXX rcl unused ? à voir
         rcl = (
             """(<a href="%(ScoURL)s/Notes/formsemestre_validation_etud_form?check=1&amp;etudid=%(etudid)s&amp;formsemestre_id=%(last_formsemestre_id)s&amp;desturl=ficheEtud?etudid=%(etudid)s">récapitulatif parcours</a>)"""
             % info
diff --git a/sco_parcours_dut.py b/sco_parcours_dut.py
index d4bd5bb8..952ff6be 100644
--- a/sco_parcours_dut.py
+++ b/sco_parcours_dut.py
@@ -27,12 +27,39 @@
 
 """Semestres: gestion parcours DUT (Arreté du 13 août 2005)
 """
-from notesdb import *
+from types import FloatType
+
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 from scolog import logdb
 import sco_formsemestre
-from sco_codes_parcours import *
+
+from sco_codes_parcours import (
+    CMP,
+    ADC,
+    ADJ,
+    ADM,
+    AJ,
+    ATT,
+    NO_SEMESTRE_ID,
+    BUG,
+    NEXT,
+    NEXT2,
+    NEXT_OR_NEXT2,
+    REO,
+    REDOANNEE,
+    REDOSEM,
+    RA_OR_NEXT,
+    RA_OR_RS,
+    RS_OR_NEXT,
+    CODES_SEM_VALIDES,
+    NOTES_BARRE_GEN_COMPENSATION,
+    code_semestre_attente,
+    code_semestre_validant,
+)
 from dutrules import DUTRules  # regles generees a partir du CSV
+from sco_exceptions import ScoValueError
 
 
 class DecisionSem:
@@ -165,7 +192,7 @@ class SituationEtudParcoursGeneric:
                 if rule.conclusion[5] == BUG:
                     log("get_possible_choices: inconsistency: state=%s" % str(state))
                 #
-                valid_semestre = code_semestre_validant(rule.conclusion[0])
+                # valid_semestre = code_semestre_validant(rule.conclusion[0])
                 choices.append(
                     DecisionSem(
                         code_etat=rule.conclusion[0],
@@ -390,7 +417,7 @@ class SituationEtudParcoursGeneric:
         )
         self.moy_gen = self.nt.get_etud_moy_gen(self.etudid)
         self.barre_moy_ok = (type(self.moy_gen) == FloatType) and (
-            self.moy_gen >= (self.parcours.BARRE_MOY - NOTES_TOLERANCE)
+            self.moy_gen >= (self.parcours.BARRE_MOY - scu.NOTES_TOLERANCE)
         )
         # conserve etat UEs
         ue_ids = [
@@ -607,7 +634,7 @@ class SituationEtudParcoursGeneric:
             )  # > modif decisions jury (sem, UE)
 
         # -- supprime autorisations venant de ce formsemestre
-        cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+        cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
         try:
             cursor.execute(
                 """delete from scolar_autorisation_inscription
@@ -742,7 +769,7 @@ def int_or_null(s):
         return int(s)
 
 
-_scolar_formsemestre_validation_editor = EditableTable(
+_scolar_formsemestre_validation_editor = ndb.EditableTable(
     "scolar_formsemestre_validation",
     "formsemestre_validation_id",
     (
@@ -758,8 +785,8 @@ _scolar_formsemestre_validation_editor = EditableTable(
         "semestre_id",
         "is_external",
     ),
-    output_formators={"event_date": DateISOtoDMY, "assidu": str},
-    input_formators={"event_date": DateDMYtoISO, "assidu": int_or_null},
+    output_formators={"event_date": ndb.DateISOtoDMY, "assidu": str},
+    input_formators={"event_date": ndb.DateDMYtoISO, "assidu": int_or_null},
 )
 
 scolar_formsemestre_validation_create = _scolar_formsemestre_validation_editor.create
@@ -779,7 +806,7 @@ def formsemestre_validate_sem(
     "Ajoute ou change validation semestre"
     args = {"formsemestre_id": formsemestre_id, "etudid": etudid}
     # delete existing
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     try:
         cursor.execute(
             """delete from scolar_formsemestre_validation
@@ -827,7 +854,7 @@ def formsemestre_update_validation_sem(
         "assidu": int(assidu),
     }
     log("formsemestre_update_validation_sem: %s" % args)
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     to_invalidate = []
 
     # enleve compensations si necessaire
@@ -945,7 +972,7 @@ def do_formsemestre_validate_ue(
         args["event_date"] = date
 
     # delete existing
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     try:
         cond = "etudid = %(etudid)s and ue_id=%(ue_id)s"
         if formsemestre_id:
@@ -983,7 +1010,7 @@ def formsemestre_has_decisions(context, formsemestre_id):
 
 def etud_est_inscrit_ue(cnx, etudid, formsemestre_id, ue_id):
     """Vrai si l'étudiant est inscrit a au moins un module de cette UE dans ce semestre"""
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         """select mi.* from notes_moduleimpl mi, notes_modules mo, notes_ue ue, notes_moduleimpl_inscription i
     where i.etudid = %(etudid)s and i.moduleimpl_id=mi.moduleimpl_id
@@ -997,12 +1024,12 @@ def etud_est_inscrit_ue(cnx, etudid, formsemestre_id, ue_id):
     return len(cursor.fetchall())
 
 
-_scolar_autorisation_inscription_editor = EditableTable(
+_scolar_autorisation_inscription_editor = ndb.EditableTable(
     "scolar_autorisation_inscription",
     "autorisation_inscription_id",
     ("etudid", "formation_code", "semestre_id", "date", "origin_formsemestre_id"),
-    output_formators={"date": DateISOtoDMY},
-    input_formators={"date": DateDMYtoISO},
+    output_formators={"date": ndb.DateISOtoDMY},
+    input_formators={"date": ndb.DateDMYtoISO},
 )
 scolar_autorisation_inscription_list = _scolar_autorisation_inscription_editor.list
 
@@ -1033,7 +1060,7 @@ def formsemestre_get_etud_capitalisation(context, sem, etudid):
                   } ]
     """
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         """select distinct SFV.*, ue.ue_code from notes_ue ue, notes_formations nf, notes_formations nf2,
     scolar_formsemestre_validation SFV, notes_formsemestre sem
@@ -1058,7 +1085,7 @@ def formsemestre_get_etud_capitalisation(context, sem, etudid):
             "etudid": etudid,
             "formation_id": sem["formation_id"],
             "semestre_id": sem["semestre_id"],
-            "date_debut": DateDMYtoISO(sem["date_debut"]),
+            "date_debut": ndb.DateDMYtoISO(sem["date_debut"]),
         },
     )
 
@@ -1072,7 +1099,7 @@ def list_formsemestre_utilisateurs_uecap(context, formsemestre_id):
     cnx = context.GetDBConnexion()
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
     F = context.formation_list(args={"formation_id": sem["formation_id"]})[0]
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         """select sem.formsemestre_id
     from notes_formsemestre sem, notes_formations F
@@ -1086,7 +1113,7 @@ def list_formsemestre_utilisateurs_uecap(context, formsemestre_id):
             "formation_code": F["formation_code"],
             "semestre_id": sem["semestre_id"],
             "formsemestre_id": formsemestre_id,
-            "date_debut": DateDMYtoISO(sem["date_debut"]),
+            "date_debut": ndb.DateDMYtoISO(sem["date_debut"]),
         },
     )
     return [x[0] for x in cursor.fetchall()]
diff --git a/sco_placement.py b/sco_placement.py
index 62c51ec2..9487db08 100644
--- a/sco_placement.py
+++ b/sco_placement.py
@@ -30,9 +30,11 @@
 Contribution M. Salomon, UFC / IUT DE BELFORT-MONTBÉLIARD, 2016
 
 """
+import urllib
+import random
 
-from notesdb import *
-from sco_utils import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 import scolars
 import sco_formsemestre
@@ -42,8 +44,9 @@ import sco_evaluations
 import sco_saisie_notes
 import sco_excel
 from sco_excel import *
+from TrivialFormulator import TrivialFormulator
 from gen_tables import GenTable
-import random
+import VERSION
 
 
 def do_placement_selectetuds(context, REQUEST):
@@ -124,7 +127,10 @@ def do_placement_selectetuds(context, REQUEST):
             (
                 "group_ids",
                 {
-                    "default": [g["group_id"] for g in groups],
+                    "default": [
+                        g["group_id"]  # pylint: disable=invalid-sequence-index
+                        for g in groups
+                    ],
                     "input_type": "hidden",
                     "type": "list",
                 },
@@ -211,7 +217,9 @@ def do_placement_selectetuds(context, REQUEST):
                 )
                 + "&amp;".join(gs)
             )
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1 + "/do_placement?" + query)
+            return REQUEST.RESPONSE.redirect(
+                context.NotesURL() + "/do_placement?" + query
+            )
         else:
             raise ValueError(
                 "invalid placement_method (%s)" % tf[2]["placement_method"]
@@ -260,7 +268,6 @@ def do_placement(context, REQUEST):
 
     if None in [g["group_name"] for g in groups]:  # tous les etudiants
         getallstudents = True
-        gr_title = "tous"
         gr_title_filename = "tous"
     else:
         getallstudents = False
@@ -273,7 +280,7 @@ def do_placement(context, REQUEST):
     M = sco_moduleimpl.do_moduleimpl_list(context, moduleimpl_id=E["moduleimpl_id"])[0]
     Mod = context.do_module_list(args={"module_id": M["module_id"]})[0]
     sem = sco_formsemestre.get_formsemestre(context, M["formsemestre_id"])
-    evalname = "%s-%s" % (Mod["code"], DateDMYtoISO(E["jour"]))
+    evalname = "%s-%s" % (Mod["code"], ndb.DateDMYtoISO(E["jour"]))
     if E["description"]:
         evaltitre = E["description"]
     else:
@@ -297,8 +304,8 @@ def do_placement(context, REQUEST):
             {"etudid": etudid, "formsemestre_id": M["formsemestre_id"]}
         )[0]
         if inscr["etat"] != "D":
-            nom = strupper(ident["nom"])
-            prenom = strcapitalize(strlower(ident["prenom"]))
+            nom = scu.strupper(ident["nom"])
+            prenom = scu.strcapitalize(scu.strlower(ident["prenom"]))
             listetud.append((nom, prenom))
     random.shuffle(listetud)
 
@@ -374,7 +381,9 @@ def do_placement(context, REQUEST):
             columns_ids=columns_ids,
             rows=rows,
             filename=filename,
-            origin="Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + "",
+            origin="Généré par %s le " % VERSION.SCONAME
+            + scu.timedate_human_repr()
+            + "",
             pdf_title=pdf_title,
             # pdf_shorttitle = '',
             preferences=context.get_preferences(M["formsemestre_id"]),
@@ -444,7 +453,7 @@ def Excel_feuille_placement(
     wb = Workbook()
 
     SheetName0 = "Emargement"
-    ws0 = wb.add_sheet(SheetName0.decode(SCO_ENCODING))
+    ws0 = wb.add_sheet(SheetName0.decode(scu.SCO_ENCODING))
     # ajuste largeurs colonnes (unite inconnue, empirique)
     width = 4500
     if nbcolumns > 5:
@@ -455,7 +464,7 @@ def Excel_feuille_placement(
         ws0.col(0).width = 750
 
     SheetName1 = "Positions"
-    ws1 = wb.add_sheet(SheetName1.decode(SCO_ENCODING))
+    ws1 = wb.add_sheet(SheetName1.decode(scu.SCO_ENCODING))
     if numbering == "coordinate":
         ws1.col(0).width = 4000
         ws1.col(1).width = 4500
@@ -654,8 +663,8 @@ def Excel_feuille_placement(
         else:
             li += 1
         line += 1
-        ws0.write(li, 0, desceval[0].decode(SCO_ENCODING), style_titres)
-        ws1.write(li, 0, desceval[0].decode(SCO_ENCODING), style_titres)
+        ws0.write(li, 0, desceval[0].decode(scu.SCO_ENCODING), style_titres)
+        ws1.write(li, 0, desceval[0].decode(scu.SCO_ENCODING), style_titres)
     li += 1
     ws0.write(
         li,
@@ -727,8 +736,8 @@ def Excel_feuille_placement(
         ws0.write(li0, 0, line, style2b)
         col = 1
         for etudid in linetud:
-            ws0.write(li0, col, (etudid[0]).decode(SCO_ENCODING), style1t)
-            ws0.write(li0 + 1, col, (etudid[1]).decode(SCO_ENCODING), style1m)
+            ws0.write(li0, col, (etudid[0]).decode(scu.SCO_ENCODING), style1t)
+            ws0.write(li0 + 1, col, (etudid[1]).decode(scu.SCO_ENCODING), style1m)
             ws0.row(li0 + 2).height = space
             if numbering == "coordinate":
                 ws0.write(li0 + 2, col, " ", style1bb)
@@ -757,8 +766,8 @@ def Excel_feuille_placement(
     for etudid in orderetud:
         li1 += 1
         line += 1
-        ws1.write(li1, col, (etudid[0]).decode(SCO_ENCODING), style2l)
-        ws1.write(li1, col + 1, (etudid[1]).decode(SCO_ENCODING), style2m1)
+        ws1.write(li1, col, (etudid[0]).decode(scu.SCO_ENCODING), style2l)
+        ws1.write(li1, col + 1, (etudid[1]).decode(scu.SCO_ENCODING), style2m1)
         if numbering == "coordinate":
             ws1.write(li1, col + 2, etudid[2], style2m2)
             ws1.write(li1, col + 3, etudid[3], style2r)
diff --git a/sco_portal_apogee.py b/sco_portal_apogee.py
index 5c01e69a..6832ce8e 100644
--- a/sco_portal_apogee.py
+++ b/sco_portal_apogee.py
@@ -35,11 +35,13 @@ import xml.sax.saxutils
 import xml.dom.minidom
 import datetime
 
-import sco_utils
-from sco_utils import ScoEtudInscrit, log, ScoValueError, DictDefault
-from sco_utils import SCO_TMP_DIR, SCO_ENCODING
+import sco_utils as scu
+from sco_utils import SCO_ENCODING
+from sco_permissions import ScoEtudInscrit
+from sco_exceptions import ScoValueError
+from notes_log import log
 
-SCO_CACHE_ETAPE_FILENAME = os.path.join(SCO_TMP_DIR, "last_etapes.xml")
+SCO_CACHE_ETAPE_FILENAME = os.path.join(scu.SCO_TMP_DIR, "last_etapes.xml")
 
 
 def has_portal(context):
@@ -162,7 +164,7 @@ def get_inscrits_etape(context, code_etape, anneeapogee=None, ntrials=2):
     if portal_timeout > 0:
         actual_timeout = max(1, actual_timeout)
     for _ntrial in range(ntrials):
-        doc = sco_utils.query_portal(req, timeout=actual_timeout)
+        doc = scu.query_portal(req, timeout=actual_timeout)
         if doc:
             break
     if not doc:
@@ -203,7 +205,7 @@ def query_apogee_portal(context, **args):
             return []
     portal_timeout = context.get_preference("portal_timeout")
     req = etud_url + "?" + urllib.urlencode(args.items())
-    doc = sco_utils.query_portal(req, timeout=portal_timeout)  # sco_utils
+    doc = scu.query_portal(req, timeout=portal_timeout)  # sco_utils
     return xml_to_list_of_dicts(doc, req=req)
 
 
@@ -259,7 +261,7 @@ def get_infos_apogee_allaccents(context, nom, prenom):
     "essai recup infos avec differents codages des accents"
     if nom:
         unom = unicode(nom, SCO_ENCODING)
-        nom_noaccents = str(sco_utils.suppression_diacritics(unom))
+        nom_noaccents = str(scu.suppression_diacritics(unom))
         nom_utf8 = unom.encode("utf-8")
     else:
         nom_noaccents = nom
@@ -267,7 +269,7 @@ def get_infos_apogee_allaccents(context, nom, prenom):
 
     if prenom:
         uprenom = unicode(prenom, SCO_ENCODING)
-        prenom_noaccents = str(sco_utils.suppression_diacritics(uprenom))
+        prenom_noaccents = str(scu.suppression_diacritics(uprenom))
         prenom_utf8 = uprenom.encode("utf-8")
     else:
         prenom_noaccents = prenom
@@ -323,7 +325,7 @@ def get_etud_apogee(context, code_nip):
         return {}
     portal_timeout = context.get_preference("portal_timeout")
     req = etud_url + "?" + urllib.urlencode((("nip", code_nip),))
-    doc = sco_utils.query_portal(req, timeout=portal_timeout)
+    doc = scu.query_portal(req, timeout=portal_timeout)
     d = _normalize_apo_fields(xml_to_list_of_dicts(doc, req=req))
     if not d:
         return None
@@ -387,7 +389,7 @@ def get_etapes_apogee(context):
             "get_etapes_apogee: requesting '%s' with timeout=%s"
             % (etapes_url, portal_timeout)
         )
-        doc = sco_utils.query_portal(etapes_url, timeout=portal_timeout)
+        doc = scu.query_portal(etapes_url, timeout=portal_timeout)
         try:
             infos = _parse_etapes_from_xml(context, doc)
             # cache le resultat (utile si le portail repond de façon intermitente)
@@ -482,7 +484,7 @@ def _normalize_apo_fields(infolist):
     for infos in infolist:
         if infos.has_key("paiementinscription"):
             infos["paiementinscription"] = (
-                sco_utils.strlower(infos["paiementinscription"]) == "true"
+                scu.strlower(infos["paiementinscription"]) == "true"
             )
             if infos["paiementinscription"]:
                 infos["paiementinscription_str"] = "ok"
@@ -562,5 +564,5 @@ def get_maquette_apogee(context, etape="", annee_scolaire=""):
         + "?"
         + urllib.urlencode((("etape", etape), ("annee", annee_scolaire)))
     )
-    doc = sco_utils.query_portal(req, timeout=portal_timeout)
+    doc = scu.query_portal(req, timeout=portal_timeout)
     return doc
diff --git a/sco_poursuite_dut.py b/sco_poursuite_dut.py
index c845ea04..a2fdc2fe 100644
--- a/sco_poursuite_dut.py
+++ b/sco_poursuite_dut.py
@@ -29,21 +29,22 @@
 
 Recapitule tous les semestres validés dans une feuille excel.
 """
+import collections
 
-from notesdb import *
-from sco_utils import *
+import sco_utils as scu
 from notes_log import log
 from gen_tables import GenTable
 import sco_formsemestre
 import sco_groups
 import sco_abs
 from sco_codes_parcours import code_semestre_validant, code_semestre_attente
+import VERSION
 
 
 def etud_get_poursuite_info(context, sem, etud):
     """{ 'nom' : ..., 'semlist' : [ { 'semestre_id': , 'moy' : ... }, {}, ...] }"""
     I = {}
-    I.update(etud)  # copie nom, prenom, sexe, ...
+    I.update(etud)  # copie nom, prenom, civilite, ...
 
     # Now add each semester, starting from the first one
     semlist = []
@@ -62,7 +63,7 @@ def etud_get_poursuite_info(context, sem, etud):
                 moy_ues = [
                     (
                         ue["acronyme"],
-                        fmt_note(nt.get_etud_ue_status(etudid, ue["ue_id"])["moy"]),
+                        scu.fmt_note(nt.get_etud_ue_status(etudid, ue["ue_id"])["moy"]),
                     )
                     for ue in ues
                 ]
@@ -79,7 +80,7 @@ def etud_get_poursuite_info(context, sem, etud):
                     for modimpl in modimpls:  # dans chaque UE les modules
                         if modimpl["module"]["ue_id"] == ue["ue_id"]:
                             codeModule = modimpl["module"]["code"]
-                            noteModule = fmt_note(
+                            noteModule = scu.fmt_note(
                                 nt.get_etud_mod_moy(modimpl["moduleimpl_id"], etudid)
                             )
                             if noteModule != "NI":  # si étudiant inscrit au module
@@ -103,8 +104,8 @@ def etud_get_poursuite_info(context, sem, etud):
                     and nt.get_etud_etat(etudid) == "I"
                 ):
                     d = [
-                        ("moy", fmt_note(nt.get_etud_moy_gen(etudid))),
-                        ("moy_promo", fmt_note(nt.moy_moy)),
+                        ("moy", scu.fmt_note(nt.get_etud_moy_gen(etudid))),
+                        ("moy_promo", scu.fmt_note(nt.moy_moy)),
                         ("rang", nt.get_etud_rang(etudid)),
                         ("effectif", len(nt.T)),
                         ("date_debut", s["date_debut"]),
@@ -154,7 +155,6 @@ def formsemestre_poursuite_report(
 ):
     """Table avec informations "poursuite" """
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
-    nt = context._getNotesCache().get_NotesTable(context, formsemestre_id)
     etuds = context.getEtudInfoGroupes(
         [sco_groups.get_default_group(context, formsemestre_id)]
     )
@@ -174,7 +174,7 @@ def formsemestre_poursuite_report(
         infos.append(info)
     #
     column_ids = (
-        ("sexe", "nom", "prenom", "annee", "date_naissance")
+        ("civilite_str", "nom", "prenom", "annee", "date_naissance")
         + tuple(ids)
         + ("debouche",)
     )
@@ -191,9 +191,9 @@ def formsemestre_poursuite_report(
         pdf_link=False,  # pas d'export pdf
         preferences=context.get_preferences(formsemestre_id),
     )
-    tab.filename = make_filename("poursuite " + sem["titreannee"])
+    tab.filename = scu.make_filename("poursuite " + sem["titreannee"])
 
-    tab.origin = "Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + ""
+    tab.origin = "Généré par %s le " % VERSION.SCONAME + scu.timedate_human_repr() + ""
     tab.caption = "Récapitulatif %s." % sem["titreannee"]
     tab.html_caption = "Récapitulatif %s." % sem["titreannee"]
     tab.base_url = "%s?formsemestre_id=%s" % (REQUEST.URL0, formsemestre_id)
diff --git a/sco_preferences.py b/sco_preferences.py
index a9aaa7e9..262e546e 100644
--- a/sco_preferences.py
+++ b/sco_preferences.py
@@ -28,11 +28,13 @@
 """ScoDoc preferences (replaces old Zope properties)
 """
 
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
+from notes_log import log
 from TrivialFormulator import TrivialFormulator, TF
 import sco_formsemestre
 import sco_bulletins_generator
+from sco_exceptions import ScoValueError, ScoException
 
 """Global/Semestre Preferences for ScoDoc (version dec 2008)
 
@@ -1722,7 +1724,7 @@ PREFS_DICT = dict(PREFS)
 
 
 class sco_base_preferences:
-    _editor = EditableTable(
+    _editor = ndb.EditableTable(
         "sco_prefs",
         "pref_id",
         ("pref_id", "name", "value", "formsemestre_id"),
@@ -1741,7 +1743,7 @@ class sco_base_preferences:
         """Load all preferences from db"""
         log("loading preferences")
         try:
-            GSL.acquire()
+            scu.GSL.acquire()
             cnx = self.context.GetDBConnexion()
             preflist = self._editor.list(cnx)
             self.prefs = {None: {}}  # { formsemestre_id (or None) : { name : value } }
@@ -1788,9 +1790,9 @@ class sco_base_preferences:
                             % (name, value)
                         )
                     except:
-                        # search in CONFIG
-                        if hasattr(CONFIG, name):
-                            value = getattr(CONFIG, name)
+                        # search in scu.CONFIG
+                        if hasattr(scu.CONFIG, name):
+                            value = getattr(scu.CONFIG, name)
                             log(
                                 "sco_preferences: found default value in config for %s=%s"
                                 % (name, value)
@@ -1805,7 +1807,7 @@ class sco_base_preferences:
                     # add to db table
                     self._editor.create(cnx, {"name": name, "value": value})
         finally:
-            GSL.release()
+            scu.GSL.release()
 
     def get(self, formsemestre_id, name):
         """Returns preference value.
@@ -1837,7 +1839,7 @@ class sco_base_preferences:
     def save(self, formsemestre_id=None, name=None):
         """Write one or all (if name is None) values to db"""
         try:
-            GSL.acquire()
+            scu.GSL.acquire()
             modif = False
             cnx = self.context.GetDBConnexion()
             if name is None:
@@ -1884,7 +1886,7 @@ class sco_base_preferences:
             if modif:
                 self.context.Notes._inval_cache(pdfonly=False)  # > modif preferences
         finally:
-            GSL.release()
+            scu.GSL.release()
 
     def set(self, formsemestre_id, name, value):
         if not name or name[0] == "_" or name not in PREFS_NAMES:
@@ -1900,7 +1902,7 @@ class sco_base_preferences:
         if not formsemestre_id:
             raise ScoException()
         try:
-            GSL.acquire()
+            scu.GSL.acquire()
             if formsemestre_id in self.prefs and name in self.prefs[formsemestre_id]:
                 del self.prefs[formsemestre_id][name]
             cnx = self.context.GetDBConnexion()
@@ -1912,7 +1914,7 @@ class sco_base_preferences:
                 self._editor.delete(cnx, pdb[0]["pref_id"])
                 self.context.Notes._inval_cache(pdfonly=False)  # > modif preferences
         finally:
-            GSL.release()
+            scu.GSL.release()
 
     def edit(self, REQUEST):
         """HTML dialog: edit global preferences"""
@@ -1934,13 +1936,13 @@ class sco_base_preferences:
         if tf[0] == 0:
             return "\n".join(H) + tf[1] + self.context.sco_footer(REQUEST)
         elif tf[0] == -1:
-            return REQUEST.RESPONSE.redirect(REQUEST.URL1)  # cancel
+            return REQUEST.RESPONSE.redirect(self.context.ScoURL())  # cancel
         else:
             for pref in PREFS:
                 self.prefs[None][pref[0]] = tf[2][pref[0]]
             self.save()
             return REQUEST.RESPONSE.redirect(
-                REQUEST.URL1 + "?head_message=Préférences modifiées"
+                self.context.ScoURL() + "?head_message=Préférences modifiées"
             )
 
 
@@ -1982,7 +1984,6 @@ class sem_preferences:
     # The dialog
     def edit(self, categories=[], REQUEST=None):
         """Dialog to edit semestre preferences in given categories"""
-        # log('XXX edit')
         if not self.formsemestre_id:
             raise ScoValueError(
                 "sem_preferences.edit doit etre appele sur un semestre !"
@@ -2029,7 +2030,6 @@ function set_global_pref(el, pref_name) {
         form.append(("create_local", {"input_type": "hidden"}))
         form.append(("destination", {"input_type": "hidden"}))
         form.append(("formsemestre_id", {"input_type": "hidden"}))
-        # log('REQUEST form=%s'%REQUEST.form)
         tf = TrivialFormulator(
             REQUEST.URL0,
             REQUEST.form,
@@ -2038,17 +2038,19 @@ function set_global_pref(el, pref_name) {
             cssclass="sco_pref",
             submitlabel="Enregistrer les modifications",
         )
+        dest_url = (
+            self.context.NotesURL()
+            + "formsemestre_status?formsemestre_id=%s" % self.formsemestre_id
+        )
         if tf[0] == 0:
             return "\n".join(H) + tf[1] + self.context.sco_footer(REQUEST)
         elif tf[0] == -1:
             return REQUEST.RESPONSE.redirect(
-                REQUEST.URL1 + "?head_message=Annulé"
+                dest_url + "&head_message=Annulé"
             )  # cancel
         else:
-            # log('tf[2]=%s' % tf[2]) # XXX
             # Supprime pref locale du semestre (retour à la valeur globale)
             if tf[2]["suppress"]:
-                # log('suppress %s' % tf[2]['suppress']) # XXX
                 self.base_prefs.delete(self.formsemestre_id, tf[2]["suppress"])
             # Cree pref local (copie valeur globale)
             if tf[2]["create_local"]:
@@ -2080,9 +2082,7 @@ function set_global_pref(el, pref_name) {
             destination = tf[2]["destination"]
             if destination == "done" or destination == "":
                 return REQUEST.RESPONSE.redirect(
-                    REQUEST.URL1
-                    + "/formsemestre_status?head_message=Préférences modifiées&amp;formsemestre_id="
-                    + self.formsemestre_id
+                    dest_url + "&head_message=Préférences modifiées"
                 )
             elif destination == "again":
                 return REQUEST.RESPONSE.redirect(
diff --git a/sco_prepajury.py b/sco_prepajury.py
index 11f33a54..82e60819 100644
--- a/sco_prepajury.py
+++ b/sco_prepajury.py
@@ -27,9 +27,9 @@
 
 """Feuille excel pour preparation des jurys
 """
+import time
 
-from notesdb import *
-from sco_utils import *
+import sco_utils as scu
 from notes_log import log
 import notes_table
 import sco_groups
@@ -37,8 +37,9 @@ import sco_excel
 import sco_formsemestre
 import sco_parcours_dut
 import sco_codes_parcours
-from scolars import format_nom, format_prenom, format_sexe, format_lycee
+from scolars import format_nom, format_prenom, format_civilite, format_lycee
 from sco_abs import getAbsSemEtud
+import VERSION
 
 
 def feuille_preparation_jury(context, formsemestre_id, REQUEST):
@@ -54,10 +55,10 @@ def feuille_preparation_jury(context, formsemestre_id, REQUEST):
         context, formsemestre_id
     )["partition_id"]
 
-    prev_moy_ue = DictDefault(defaultvalue={})  # ue_code_s : { etudid : moy ue }
+    prev_moy_ue = scu.DictDefault(defaultvalue={})  # ue_code_s : { etudid : moy ue }
     prev_ue_acro = {}  # ue_code_s : acronyme (à afficher)
     prev_moy = {}  # moyennes gen sem prec
-    moy_ue = DictDefault(defaultvalue={})  # ue_acro : moyennes { etudid : moy ue }
+    moy_ue = scu.DictDefault(defaultvalue={})  # ue_acro : moyennes { etudid : moy ue }
     ue_acro = {}  #  ue_code_s : acronyme (à afficher)
     moy = {}  # moyennes gen
     moy_inter = {}  # moyenne gen. sur les 2 derniers semestres
@@ -136,11 +137,17 @@ def feuille_preparation_jury(context, formsemestre_id, REQUEST):
     # Codes des UE "semestre précédent":
     ue_prev_codes = prev_moy_ue.keys()
     ue_prev_codes.sort(
-        lambda x, y, prev_ue_acro=prev_ue_acro: cmp(prev_ue_acro[x], prev_ue_acro[y])
+        lambda x, y, prev_ue_acro=prev_ue_acro: cmp(  # pylint: disable=undefined-variable
+            prev_ue_acro[x], prev_ue_acro[y]
+        )
     )
     # Codes des UE "semestre courant":
     ue_codes = moy_ue.keys()
-    ue_codes.sort(lambda x, y, ue_acro=ue_acro: cmp(ue_acro[x], ue_acro[y]))
+    ue_codes.sort(
+        lambda x, y, ue_acro=ue_acro: cmp(  # pylint: disable=undefined-variable
+            ue_acro[x], ue_acro[y]
+        )
+    )
 
     sid = sem["semestre_id"]
     sn = sp = ""
@@ -150,7 +157,7 @@ def feuille_preparation_jury(context, formsemestre_id, REQUEST):
             sp = "S%s" % (sid - 1)
 
     L = sco_excel.ScoExcelSheet(sheet_name="Prepa Jury %s" % sn)
-    L.append(["Feuille préparation Jury %s" % unescape_html(sem["titreannee"])])
+    L.append(["Feuille préparation Jury %s" % scu.unescape_html(sem["titreannee"])])
     L.append([])  # empty line
 
     titles = ["Rang"]
@@ -206,7 +213,7 @@ def feuille_preparation_jury(context, formsemestre_id, REQUEST):
 
     def fmt(x):
         "reduit les notes a deux chiffres"
-        x = notes_table.fmt_note(x, keep_numeric=False)
+        x = scu.fmt_note(x, keep_numeric=False)
         try:
             return float(x)
         except:
@@ -222,7 +229,7 @@ def feuille_preparation_jury(context, formsemestre_id, REQUEST):
             l.append(etud["code_ine"])
         l += [
             etudid,
-            format_sexe(etud["sexe"]),
+            etud["civilite_str"],
             format_nom(etud["nom"]),
             format_prenom(etud["prenom"]),
             etud["date_naissance"],
diff --git a/sco_pvjury.py b/sco_pvjury.py
index d275a2b0..191247c7 100644
--- a/sco_pvjury.py
+++ b/sco_pvjury.py
@@ -27,7 +27,13 @@
 
 """Edition des PV de jury
 """
+import time
+from reportlab.platypus import Paragraph
+from reportlab.lib import styles
 
+import sco_utils as scu
+import notesdb as ndb
+from notes_log import log
 import scolars
 import sco_formsemestre
 import sco_groups
@@ -36,11 +42,11 @@ import sco_parcours_dut
 import sco_codes_parcours
 from sco_codes_parcours import NO_SEMESTRE_ID
 import sco_excel
-from notesdb import *
-from sco_utils import *
+from TrivialFormulator import TrivialFormulator
 from gen_tables import GenTable
 import sco_pvpdf
-from sco_pdf import *
+import sco_pdf
+from sco_pdf import PDFLOCK
 
 """PV Jury IUTV 2006: on détaillait 8 cas:
 Jury de semestre n
@@ -71,9 +77,9 @@ def _descr_decisions_ues(context, nt, etudid, decisions_ue, decision_sem):
     for ue_id in decisions_ue.keys():
         try:
             if decisions_ue[ue_id] and (
-                decisions_ue[ue_id]["code"] == ADM
+                decisions_ue[ue_id]["code"] == sco_codes_parcours.ADM
                 or (
-                    CONFIG.CAPITALIZE_ALL_UES
+                    scu.CONFIG.CAPITALIZE_ALL_UES
                     and sco_codes_parcours.code_semestre_validant(decision_sem["code"])
                 )
             ):
@@ -135,7 +141,7 @@ def _comp_ects_by_ue_code_and_type(nt, decision_ues):
         return {}, {}
 
     ects_by_ue_code = {}
-    ects_by_ue_type = DictDefault(defaultvalue=0)  # { ue_type : ects validés }
+    ects_by_ue_type = scu.DictDefault(defaultvalue=0)  # { ue_type : ects validés }
     for ue_id in decision_ues:
         d = decision_ues[ue_id]
         ue = nt.uedict[ue_id]
@@ -245,7 +251,7 @@ def dict_pvjury(
         if d["decision_sem"] and sco_codes_parcours.code_semestre_validant(
             d["decision_sem"]["code"]
         ):
-            d["mention"] = get_mention(nt.get_etud_moy_gen(etudid))
+            d["mention"] = scu.get_mention(nt.get_etud_moy_gen(etudid))
         else:
             d["mention"] = ""
         # Versions "en français": (avec les UE capitalisées d'ailleurs)
@@ -310,13 +316,13 @@ def dict_pvjury(
 
         # Cherche la date de decision (sem ou UE) la plus récente:
         if d["decision_sem"]:
-            date = DateDMYtoISO(d["decision_sem"]["event_date"])
+            date = ndb.DateDMYtoISO(d["decision_sem"]["event_date"])
             if date > max_date:  # decision plus recente
                 max_date = date
         if d["decisions_ue"]:
             for dec_ue in d["decisions_ue"].values():
                 if dec_ue:
-                    date = DateDMYtoISO(dec_ue["event_date"])
+                    date = ndb.DateDMYtoISO(dec_ue["event_date"])
                     if date > max_date:  # decision plus recente
                         max_date = date
         # Code semestre precedent
@@ -343,7 +349,7 @@ def dict_pvjury(
         D[etudid] = d
 
     return {
-        "date": DateISOtoDMY(max_date),
+        "date": ndb.DateISOtoDMY(max_date),
         "formsemestre": sem,
         "has_prev": has_prev,
         "semestre_non_terminal": semestre_non_terminal,
@@ -412,9 +418,11 @@ def pvjury_table(
     if context.get_preference("bul_show_ects", formsemestre_id):
         columns_ids += ["ects"]
 
-    # if dpv['semestre_non_terminal']:
-    # dec 2017: indique toujours le devenir ("diplôme obtenu" ou semestre suivant)
-    columns_ids += ["validation_parcours_code", "devenir"]
+    # XXX if not dpv["semestre_non_terminal"]:
+    # La colonne doit être présente: redoublants validant leur diplome
+    # en répétant un semestre ancien: exemple: S1 (ADM), S2 (ADM), S3 (AJ), S4 (ADM), S3 (ADM)=> diplôme
+    columns_ids += ["validation_parcours_code"]
+    columns_ids += ["devenir"]
     columns_ids += ["observations"]
 
     lines = []
@@ -432,9 +440,9 @@ def pvjury_table(
                 context, e["etat"], e["decision_sem"]
             ),
             "ue_cap": e["decisions_ue_descr"],
-            "validation_parcours_code": "ADM" if e["validation_parcours"] else "AJ",
+            "validation_parcours_code": "ADM" if e["validation_parcours"] else "",
             "devenir": e["autorisations_descr"],
-            "observations": unquote(e["observation"]),
+            "observations": ndb.unquote(e["observation"]),
             "mention": e["mention"],
             "ects": str(e["sum_ects"]),
         }
@@ -449,10 +457,10 @@ def pvjury_table(
             )  # vertical space
             i = e["identite"]
             l["nomprenom"] = [
-                Paragraph(SU(i["nomprenom"]), cell_style),
-                Paragraph(SU(i["code_nip"]), cell_style),
+                Paragraph(sco_pdf.SU(i["nomprenom"]), cell_style),
+                Paragraph(sco_pdf.SU(i["code_nip"]), cell_style),
                 Paragraph(
-                    SU(
+                    sco_pdf.SU(
                         "Né le %s" % i["date_naissance"]
                         + (" à %s" % i["lieu_naissance"] if i["lieu_naissance"] else "")
                         + (" (%s)" % i["dept_naissance"] if i["dept_naissance"] else "")
@@ -513,8 +521,10 @@ def formsemestre_pvjury(
         rows=rows,
         titles=titles,
         columns_ids=columns_ids,
-        filename=make_filename("decisions " + sem["titreannee"]),
-        origin="Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + "",
+        filename=scu.make_filename("decisions " + sem["titreannee"]),
+        origin="Généré par %s le " % scu.VERSION.SCONAME
+        + scu.timedate_human_repr()
+        + "",
         caption="Décisions jury pour " + sem["titreannee"],
         html_class="table_leftalign",
         html_sortable=True,
@@ -552,7 +562,7 @@ def formsemestre_pvjury(
     H.append(tab.html())
 
     # Count number of cases for each decision
-    counts = DictDefault()
+    counts = scu.DictDefault()
     for row in rows:
         counts[row["decision"]] += 1
         # add codes for previous (for explanation, without count)
@@ -673,10 +683,6 @@ def formsemestre_pvjury_pdf(
             tf[2]["showTitle"] = True
         else:
             tf[2]["showTitle"] = False
-        if tf[2]["with_paragraph_nom"]:
-            tf[2]["with_paragraph_nom"] = True
-        else:
-            tf[2]["with_paragraph_nom"] = False
         if tf[2]["anonymous"]:
             tf[2]["anonymous"] = True
         else:
@@ -705,7 +711,7 @@ def formsemestre_pvjury_pdf(
         else:
             groups_filename = ""
         filename = "PV-%s%s-%s.pdf" % (sem["titre_num"], groups_filename, dt)
-        return sendPDFFile(REQUEST, pdfdoc, filename)
+        return scu.sendPDFFile(REQUEST, pdfdoc, filename)
 
 
 def descrform_pvjury(context, sem):
@@ -771,12 +777,10 @@ def descrform_pvjury(context, sem):
         (
             "with_paragraph_nom",
             {
-                "input_type": "checkbox",
+                "input_type": "boolcheckbox",
                 "title": "Avec date naissance et code",
                 "explanation": "ajoute informations sous le nom",
-                "default": "1",
-                "labels": [""],
-                "allowed_values": ("1",),
+                "default": True,
             },
         ),
         (
@@ -848,7 +852,6 @@ def formsemestre_lettres_individuelles(
     else:
         # submit
         sf = tf[2]["signature"]
-        # pdb.set_trace()
         signature = sf.read()  # image of signature
         try:
             PDFLOCK.acquire()
@@ -872,7 +875,7 @@ def formsemestre_lettres_individuelles(
         dt = time.strftime("%Y-%m-%d")
         groups_filename = "-" + groups_infos.groups_filename
         filename = "lettres-%s%s-%s.pdf" % (sem["titre_num"], groups_filename, dt)
-        return sendPDFFile(REQUEST, pdfdoc, filename)
+        return scu.sendPDFFile(REQUEST, pdfdoc, filename)
 
 
 def descrform_lettres_individuelles():
diff --git a/sco_pvpdf.py b/sco_pvpdf.py
index fa276791..391e8c05 100644
--- a/sco_pvpdf.py
+++ b/sco_pvpdf.py
@@ -27,26 +27,39 @@
 
 """Edition des PV de jury
 """
+import os
+import types
+import re
+import cStringIO
+import reportlab
+from reportlab.lib.units import cm, mm
+from reportlab.lib.enums import TA_LEFT, TA_RIGHT, TA_CENTER, TA_JUSTIFY
+from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer, Frame, PageBreak
+from reportlab.platypus import Table, TableStyle, Image, KeepInFrame
+from reportlab.platypus.flowables import Flowable
+from reportlab.platypus.doctemplate import PageTemplate, BaseDocTemplate
+from reportlab.lib.pagesizes import A4, landscape
+from reportlab.lib import styles
+from reportlab.lib.colors import Color
 
+import sco_utils as scu
+import sco_pdf
+from sco_pdf import SU
 import sco_formsemestre
-from sco_pdf import *
 import sco_pvjury
 import sco_codes_parcours
-from sco_utils import *
 from sco_pdf import PDFLOCK
 import sco_preferences
 import sco_bulletins_pdf
+import VERSION
 
-import os
-import types
+LOGO_FOOTER_ASPECT = scu.CONFIG.LOGO_FOOTER_ASPECT  # XXX A AUTOMATISER
+LOGO_FOOTER_HEIGHT = scu.CONFIG.LOGO_FOOTER_HEIGHT * mm
+LOGO_FOOTER_WIDTH = LOGO_FOOTER_HEIGHT * scu.CONFIG.LOGO_FOOTER_ASPECT
 
-LOGO_FOOTER_ASPECT = CONFIG.LOGO_FOOTER_ASPECT  # XXX A AUTOMATISER
-LOGO_FOOTER_HEIGHT = CONFIG.LOGO_FOOTER_HEIGHT * mm
-LOGO_FOOTER_WIDTH = LOGO_FOOTER_HEIGHT * CONFIG.LOGO_FOOTER_ASPECT
-
-LOGO_HEADER_ASPECT = CONFIG.LOGO_HEADER_ASPECT  # XXX logo IUTV (A AUTOMATISER)
-LOGO_HEADER_HEIGHT = CONFIG.LOGO_HEADER_HEIGHT * mm
-LOGO_HEADER_WIDTH = LOGO_HEADER_HEIGHT * CONFIG.LOGO_HEADER_ASPECT
+LOGO_HEADER_ASPECT = scu.CONFIG.LOGO_HEADER_ASPECT  # XXX logo IUTV (A AUTOMATISER)
+LOGO_HEADER_HEIGHT = scu.CONFIG.LOGO_HEADER_HEIGHT * mm
+LOGO_HEADER_WIDTH = LOGO_HEADER_HEIGHT * scu.CONFIG.LOGO_HEADER_ASPECT
 
 
 def pageFooter(canvas, doc, logo, preferences, with_page_numbers=True):
@@ -76,7 +89,7 @@ def pageFooter(canvas, doc, logo, preferences, with_page_numbers=True):
     RightFootStyle.fontSize = preferences["SCOLAR_FONT_SIZE_FOOT"]
     RightFootStyle.alignment = TA_RIGHT
 
-    p = makeParas(
+    p = sco_pdf.makeParas(
         """<para>%s</para><para>%s</para>"""
         % (preferences["INSTITUTION_NAME"], preferences["INSTITUTION_ADDRESS"]),
         LeftFootStyle,
@@ -186,12 +199,12 @@ class CourrierIndividuelTemplate(PageTemplate):
         self.background_image_filename = None
         self.logo_footer = None
         self.logo_header = None
-        # Search logos in dept specific dir, then in global config dir
+        # Search logos in dept specific dir, then in global scu.CONFIG dir
         for image_dir in (
-            SCODOC_LOGOS_DIR + "/logos_" + context.DeptId() + "/",
-            SCODOC_LOGOS_DIR + "/",  # global logos
+            scu.SCODOC_LOGOS_DIR + "/logos_" + context.DeptId() + "/",
+            scu.SCODOC_LOGOS_DIR + "/",  # global logos
         ):
-            for suffix in LOGOS_IMAGES_ALLOWED_TYPES:
+            for suffix in scu.LOGOS_IMAGES_ALLOWED_TYPES:
                 if template_name == "PVJuryTemplate":
                     fn = image_dir + "/pvjury_background" + "." + suffix
                 else:
@@ -354,7 +367,7 @@ def pdf_lettres_individuelles(
         if e["decision_sem"]:  # decision prise
             etud = context.getEtudInfo(e["identite"]["etudid"], filled=True)[0]
             params["nomEtud"] = etud["nomprenom"]
-            bookmarks[npages + 1] = suppress_accents(etud["nomprenom"])
+            bookmarks[npages + 1] = scu.suppress_accents(etud["nomprenom"])
             objects += pdf_lettre_individuelle(
                 dpv["formsemestre"], e, etud, params, signature, context=context
             )
@@ -377,7 +390,7 @@ def pdf_lettres_individuelles(
         CourrierIndividuelTemplate(
             document,
             context=context,
-            author="%s %s (E. Viennet)" % (SCONAME, SCOVERSION),
+            author="%s %s (E. Viennet)" % (VERSION.SCONAME, VERSION.SCOVERSION),
             title="Lettres décision %s" % sem["titreannee"],
             subject="Décision jury",
             margins=margins,
@@ -514,7 +527,7 @@ def pdf_lettre_individuelle(sem, decision, etud, params, signature=None, context
             % params
         )
         sig = _simulate_br(sig, '<para leftindent="%(htab1)s">')
-        objects += makeParas(
+        objects += sco_pdf.makeParas(
             (
                 """<para leftindent="%(htab1)s" spaceBefore="25mm">"""
                 + sig
@@ -529,7 +542,7 @@ def pdf_lettre_individuelle(sem, decision, etud, params, signature=None, context
             % params
         )
         sig = _simulate_br(sig, '<para leftindent="%(htab1)s">')
-        objects += makeParas(
+        objects += sco_pdf.makeParas(
             (
                 """<para leftindent="%(htab1)s" spaceBefore="25mm">"""
                 + sig
@@ -650,7 +663,7 @@ def pvjury_pdf(
         PVTemplate(
             document,
             context=context,
-            author="%s %s (E. Viennet)" % (SCONAME, SCOVERSION),
+            author="%s %s (E. Viennet)" % (VERSION.SCONAME, VERSION.SCOVERSION),
             title=SU("PV du jury de %s" % sem["titre_num"]),
             subject="PV jury",
             preferences=context.get_preferences(formsemestre_id),
@@ -683,7 +696,7 @@ def _pvjury_pdf_type(
 
     sem = dpv["formsemestre"]
     formsemestre_id = sem["formsemestre_id"]
-    titre_jury, titre_court_jury = _descr_jury(sem, diplome)
+    titre_jury, _ = _descr_jury(sem, diplome)
     titre_diplome = pv_title or dpv["formation"]["titre_officiel"]
     objects = []
 
@@ -708,7 +721,7 @@ def _pvjury_pdf_type(
     bulletStyle.spaceAfter = 5 * mm
 
     objects += [Spacer(0, 5 * mm)]
-    objects += makeParas(
+    objects += sco_pdf.makeParas(
         """
     <para align="center"><b>Procès-verbal de %s du département %s - Session unique %s</b></para>    
     """
@@ -720,7 +733,7 @@ def _pvjury_pdf_type(
         style,
     )
 
-    objects += makeParas(
+    objects += sco_pdf.makeParas(
         """
     <para align="center"><b><i>%s</i></b></para>
     """
@@ -729,20 +742,20 @@ def _pvjury_pdf_type(
     )
 
     if showTitle:
-        objects += makeParas(
+        objects += sco_pdf.makeParas(
             """<para align="center"><b>Semestre: %s</b></para>""" % sem["titre"], style
         )
     if context.get_preference("PV_TITLE_WITH_VDI", formsemestre_id):
-        objects += makeParas(
+        objects += sco_pdf.makeParas(
             """<para align="center">VDI et Code: %s</para>""" % (VDICode or ""), style
         )
 
     if date_jury:
-        objects += makeParas(
+        objects += sco_pdf.makeParas(
             """<para align="center">Jury tenu le %s</para>""" % date_jury, style
         )
 
-    objects += makeParas(
+    objects += sco_pdf.makeParas(
         "<para>"
         + context.get_preference("PV_INTRO", formsemestre_id)
         % {
@@ -757,7 +770,7 @@ def _pvjury_pdf_type(
         bulletStyle,
     )
 
-    objects += makeParas(
+    objects += sco_pdf.makeParas(
         """<para>Le jury propose les décisions suivantes :</para>""", style
     )
     objects += [Spacer(0, 4 * mm)]
@@ -809,7 +822,7 @@ def _pvjury_pdf_type(
     objects.append(Table(Pt, repeatRows=1, colWidths=widths, style=table_style))
 
     # Signature du directeur
-    objects += makeParas(
+    objects += sco_pdf.makeParas(
         """<para spaceBefore="10mm" align="right">
         Le %s, %s</para>"""
         % (
@@ -822,7 +835,7 @@ def _pvjury_pdf_type(
     # Légende des codes
     codes = sco_codes_parcours.CODES_EXPL.keys()
     codes.sort()
-    objects += makeParas(
+    objects += sco_pdf.makeParas(
         """<para spaceBefore="15mm" fontSize="14">
     <b>Codes utilisés :</b></para>""",
         style,
diff --git a/sco_recapcomplet.py b/sco_recapcomplet.py
index b406ee00..6fb23f74 100644
--- a/sco_recapcomplet.py
+++ b/sco_recapcomplet.py
@@ -27,8 +27,13 @@
 
 """Tableau recapitulatif des notes d'un semestre
 """
+import time
+import datetime
+import jaxml
 
-from notes_table import *
+import sco_utils as scu
+from notes_log import log
+import scolars
 import sco_bulletins, sco_excel
 import sco_groups
 import sco_evaluations
@@ -37,6 +42,7 @@ import sco_formsemestre_status
 import sco_bulletins_xml
 import sco_bulletins_json
 import sco_codes_parcours
+from sco_codes_parcours import DEF, UE_SPORT
 import sco_bac
 
 
@@ -133,7 +139,7 @@ def formsemestre_recapcomplet(
             H.append("checked")
         H.append(""" >cacher bac</input>""")
     if tabformat == "xml":
-        REQUEST.RESPONSE.setHeader("content-type", XML_MIMETYPE)
+        REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
     H.append(
         do_formsemestre_recapcomplet(
             context,
@@ -201,11 +207,11 @@ def do_formsemestre_recapcomplet(
     if format == "xml" or format == "html":
         return data
     elif format == "csv":
-        return sendCSVFile(REQUEST, data, filename)
+        return scu.sendCSVFile(REQUEST, data, filename)
     elif format[:3] == "xls":
         return sco_excel.sendExcelFile(REQUEST, data, filename)
     elif format == "json":
-        return sendJSON(REQUEST, data)
+        return scu.sendJSON(REQUEST, data)
     else:
         raise ValueError("unknown format %s" % format)
 
@@ -229,6 +235,7 @@ def make_formsemestre_recapcomplet(
     pour tous les étudiants, les moyennes par UE et générale,
     trié par moyenne générale décroissante.
     """
+    civ_nom_prenom = False  # 3 colonnes différentes ou une seule avec prénom abrégé ?
     if format == "xml":
         return _formsemestre_recapcomplet_xml(
             context,
@@ -246,6 +253,7 @@ def make_formsemestre_recapcomplet(
             force_publishing=force_publishing,
         )
     if format[:3] == "xls":
+        civ_nom_prenom = True  # 3 cols: civilite, nom, prenom
         keep_numeric = True  # pas de conversion des notes en strings
     else:
         keep_numeric = False
@@ -265,7 +273,7 @@ def make_formsemestre_recapcomplet(
     )[0]
     nt = context._getNotesCache().get_NotesTable(
         context, formsemestre_id
-    )  # >  get_modimpls, get_ues, get_table_moyennes_triees, get_etud_decision_sem, get_etud_etat, get_etud_rang, get_nom_short, get_mod_stats, nt.moy_moy, get_nom_long, get_etud_decision_sem,
+    )  # >  get_modimpls, get_ues, get_table_moyennes_triees, get_etud_decision_sem, get_etud_etat, get_etud_rang, get_nom_short, get_mod_stats, nt.moy_moy, get_etud_decision_sem,
     modimpls = nt.get_modimpls()
     ues = nt.get_ues()  # incluant le(s) UE de sport
     #
@@ -287,7 +295,11 @@ def make_formsemestre_recapcomplet(
 
     # Construit une liste de listes de chaines: le champs du tableau resultat (HTML ou CSV)
     F = []
-    h = [rank_label, "Nom"]
+    h = [rank_label]
+    if civ_nom_prenom:
+        h += ["Civilité", "Nom", "Prénom"]
+    else:
+        h += ["Nom"]
     if not hidebac:
         h.append("Bac")
 
@@ -345,7 +357,7 @@ def make_formsemestre_recapcomplet(
             return val
 
     # Compte les decisions de jury
-    codes_nb = DictDefault(defaultvalue=0)
+    codes_nb = scu.DictDefault(defaultvalue=0)
     #
     is_dem = {}  # etudid : bool
     for t in T:
@@ -365,7 +377,7 @@ def make_formsemestre_recapcomplet(
             gr_name = group["group_name"] or ""
             is_dem[etudid] = False
         if rank_partition_id:
-            rang_gr, ninscrits_gr, rank_gr_name = sco_bulletins.get_etud_rangs_groups(
+            rang_gr, _, rank_gr_name = sco_bulletins.get_etud_rangs_groups(
                 context, etudid, formsemestre_id, partitions, partitions_etud_groups, nt
             )
             if rank_gr_name[rank_partition_id]:
@@ -378,8 +390,13 @@ def make_formsemestre_recapcomplet(
         else:
             rank = nt.get_etud_rang(etudid)
 
-        l = [rank, nt.get_nom_short(etudid)]  # rang, nom,
         e = nt.identdict[etudid]
+        if civ_nom_prenom:
+            scolars.format_etud_ident(e)
+            l = [rank, e["civilite_str"], e["nom_disp"], e["prenom"]]  # civ, nom prenom
+        else:
+            l = [rank, nt.get_nom_short(etudid)]  # rang, nom,
+
         if not hidebac:
             bac = sco_bac.Baccalaureat(e["bac"], e["specialite"])
             l.append(bac.abbrev())
@@ -396,7 +413,7 @@ def make_formsemestre_recapcomplet(
         else:
             l.append(gr_name)  # groupe
 
-        l.append(fmtnum(fmt_note(t[0], keep_numeric=keep_numeric)))  # moy_gen
+        l.append(fmtnum(scu.fmt_note(t[0], keep_numeric=keep_numeric)))  # moy_gen
         # Ajoute rangs dans groupes seulement si CSV ou XLS
         if format[:3] == "xls" or format == "csv":
             rang_gr, ninscrits_gr, gr_name = sco_bulletins.get_etud_rangs_groups(
@@ -410,7 +427,7 @@ def make_formsemestre_recapcomplet(
             i += 1
             if ue["type"] != UE_SPORT:
                 l.append(
-                    fmtnum(fmt_note(t[i], keep_numeric=keep_numeric))
+                    fmtnum(scu.fmt_note(t[i], keep_numeric=keep_numeric))
                 )  # moyenne etud dans ue
             else:  # UE_SPORT:
                 # n'affiche pas la moyenne d'UE dans ce cas
@@ -423,7 +440,9 @@ def make_formsemestre_recapcomplet(
                     if modimpl["module"]["ue_id"] == ue["ue_id"]:
                         l.append(
                             fmtnum(
-                                fmt_note(t[j + len(ues) + 1], keep_numeric=keep_numeric)
+                                scu.fmt_note(
+                                    t[j + len(ues) + 1], keep_numeric=keep_numeric
+                                )
                             )
                         )  # moyenne etud dans module
                         if format == "xlsall":
@@ -450,6 +469,8 @@ def make_formsemestre_recapcomplet(
 
     def add_bottom_stat(key, title, corner_value=""):
         l = ["", title]
+        if civ_nom_prenom:
+            l += ["", ""]
         if not hidebac:
             l.append("")
         if format[:3] == "xls" or format == "csv":
@@ -458,7 +479,7 @@ def make_formsemestre_recapcomplet(
             l += [""]
         l.append(corner_value)
         if format[:3] == "xls" or format == "csv":
-            for partition in partitions:
+            for _ in partitions:
                 l += [""]  # rangs dans les groupes
         for ue in ues:
             if ue["type"] != UE_SPORT:
@@ -476,7 +497,7 @@ def make_formsemestre_recapcomplet(
                         else:
                             l.append(str(ue[key]))
                     else:
-                        l.append(fmt_note(ue[key], keep_numeric=keep_numeric))
+                        l.append(scu.fmt_note(ue[key], keep_numeric=keep_numeric))
             else:  # UE_SPORT:
                 # n'affiche pas la moyenne d'UE dans ce cas
                 if not hidemodules:
@@ -500,7 +521,7 @@ def make_formsemestre_recapcomplet(
                                 ):  # garde val numerique pour excel
                                     val = str(val)
                             else:  # moyenne du module
-                                val = fmt_note(val, keep_numeric=keep_numeric)
+                                val = scu.fmt_note(val, keep_numeric=keep_numeric)
                             l.append(val)
 
                         if format == "xlsall":
@@ -514,13 +535,15 @@ def make_formsemestre_recapcomplet(
         F.append(l + ["", ""])  # ajoute cellules code_nip et etudid inutilisees ici
 
     add_bottom_stat(
-        "min", "Min", corner_value=fmt_note(nt.moy_min, keep_numeric=keep_numeric)
+        "min", "Min", corner_value=scu.fmt_note(nt.moy_min, keep_numeric=keep_numeric)
     )
     add_bottom_stat(
-        "max", "Max", corner_value=fmt_note(nt.moy_max, keep_numeric=keep_numeric)
+        "max", "Max", corner_value=scu.fmt_note(nt.moy_max, keep_numeric=keep_numeric)
     )
     add_bottom_stat(
-        "moy", "Moyennes", corner_value=fmt_note(nt.moy_moy, keep_numeric=keep_numeric)
+        "moy",
+        "Moyennes",
+        corner_value=scu.fmt_note(nt.moy_moy, keep_numeric=keep_numeric),
     )
     add_bottom_stat("coef", "Coef")
     add_bottom_stat("nb_valid_evals", "Nb évals")
@@ -619,7 +642,6 @@ def make_formsemestre_recapcomplet(
                     "formsemestre_id": formsemestre_id,
                     "etudid": etudid,
                     "name": l[1],
-                    "nomprenom": nt.get_nom_long(etudid),
                 }
                 if ir % 2 == 0:
                     cells = '<tr class="recap_row_even" id="etudid%s">' % etudid
@@ -645,7 +667,9 @@ def make_formsemestre_recapcomplet(
             idx_col_moy = idx_col_gr + 1
             cssclass = "recap_col_moy"
             try:
-                if float(nsn[idx_col_moy]) < (nt.parcours.BARRE_MOY - NOTES_TOLERANCE):
+                if float(nsn[idx_col_moy]) < (
+                    nt.parcours.BARRE_MOY - scu.NOTES_TOLERANCE
+                ):
                     cssclass = "recap_col_moy_inf"
             except:
                 pass
@@ -734,7 +758,7 @@ def make_formsemestre_recapcomplet(
             H.append("</table>")
         return "\n".join(H), "", "html"
     elif format == "csv":
-        CSV = CSV_LINESEP.join([CSV_FIELDSEP.join(str(x)) for x in F])
+        CSV = scu.CSV_LINESEP.join([scu.CSV_FIELDSEP.join(str(x)) for x in F])
         semname = sem["titre_num"].replace(" ", "_")
         date = time.strftime("%d-%m-%Y")
         filename = "notes_modules-%s-%s.csv" % (semname, date)
@@ -774,8 +798,8 @@ def _list_notes_evals(context, evals, etudid):
                 val = NotesDB[etudid]["value"]
             else:
                 # Note manquante mais prise en compte immédiate: affiche ATT
-                val = NOTES_ATTENTE
-            val_fmt = fmt_note(val, keep_numeric=True)
+                val = scu.NOTES_ATTENTE
+            val_fmt = scu.fmt_note(val, keep_numeric=True)
             L.append(val_fmt)
     return L
 
@@ -806,7 +830,7 @@ def _list_notes_evals_stats(context, evals, key):
         ):
             if key == "moy":
                 val = e["etat"]["moy_num"]
-                L.append(fmt_note(val, keep_numeric=True))
+                L.append(scu.fmt_note(val, keep_numeric=True))
             elif key == "max":
                 L.append(e["note_max"])
             elif key == "min":
@@ -834,7 +858,7 @@ def _formsemestre_recapcomplet_xml(
     if not T:
         return "", "", "xml"
 
-    doc = jaxml.XML_document(encoding=SCO_ENCODING)
+    doc = jaxml.XML_document(encoding=scu.SCO_ENCODING)
     if xml_nodate:
         docdate = ""
     else:
@@ -928,4 +952,4 @@ def formsemestres_bulletins(context, annee_scolaire, REQUEST=None):
         )
         jslist.append(J)
 
-    return sendJSON(REQUEST, jslist)
+    return scu.sendJSON(REQUEST, jslist)
diff --git a/sco_report.py b/sco_report.py
index 3f4a69b0..246c4f62 100644
--- a/sco_report.py
+++ b/sco_report.py
@@ -34,9 +34,7 @@ import tempfile
 import urllib
 import re
 import time
-import mx
-import mx.DateTime
-from mx.DateTime import DateTime as mxDateTime
+import datetime
 
 import sco_utils as scu
 import VERSION
@@ -295,7 +293,7 @@ def formsemestre_report_counts(
                 "codedecision",
                 "devenir",
                 "etat",
-                "sexe",
+                "civilite",
                 "qualite",
                 "villelycee",
                 "statut",
@@ -367,7 +365,7 @@ def table_suivi_cohorte(
     bac="",  # selection sur type de bac
     bacspecialite="",
     annee_bac="",
-    sexe="",
+    civilite=None,
     statut="",
     only_primo=False,
 ):
@@ -406,7 +404,7 @@ def table_suivi_cohorte(
     bacs = set()
     bacspecialites = set()
     annee_bacs = set()
-    sexes = set()
+    civilites = set()
     statuts = set()
     for etudid in etudids:
         etud = context.getEtudInfo(etudid=etudid, filled=True)[0]
@@ -416,7 +414,7 @@ def table_suivi_cohorte(
             (not bac or (bac == etud["bac"]))
             and (not bacspecialite or (bacspecialite == bacspe))
             and (not annee_bac or (annee_bac == str(etud["annee_bac"])))
-            and (not sexe or (sexe == etud["sexe"]))
+            and (not civilite or (civilite == etud["civilite"]))
             and (not statut or (statut == etud["statut"]))
             and (not only_primo or context.isPrimoEtud(etud, sem))
         ):
@@ -428,15 +426,15 @@ def table_suivi_cohorte(
         bacs.add(etud["bac"])
         bacspecialites.add(bacspe)
         annee_bacs.add(etud["annee_bac"])
-        sexes.add(etud["sexe"])
+        civilites.add(etud["civilite"])
         if etud["statut"]:  # ne montre pas les statuts non renseignés
             statuts.add(etud["statut"])
     sems = S.values()
     # tri les semestres par date de debut
     for s in sems:
         d, m, y = [int(x) for x in s["date_debut"].split("/")]
-        s["date_debut_mx"] = mxDateTime(y, m, d)  # pylint: disable=not-callable
-    sems.sort(lambda x, y: cmp(x["date_debut_mx"], y["date_debut_mx"]))
+        s["date_debut_dt"] = datetime.datetime(y, m, d)
+    sems.sort(lambda x, y: cmp(x["date_debut_dt"], y["date_debut_dt"]))
 
     # 2-- Pour chaque semestre, trouve l'ensemble des etudiants venant de sem
     logt("B: etuds sets")
@@ -467,21 +465,21 @@ def table_suivi_cohorte(
     # semestre de depart:
     porigin = periodsem()
     d, m, y = [int(x) for x in sem["date_debut"].split("/")]
-    porigin.datedebut = mxDateTime(y, m, d)  # pylint: disable=not-callable
+    porigin.datedebut = datetime.datetime(y, m, d)
     porigin.sems = [sem]
 
     #
-    tolerance = mx.DateTime.DateTimeDelta(45)  # 45 days
+    tolerance = datetime.timedelta(days=45)
     for s in sems:
         merged = False
         for p in P:
-            if abs(s["date_debut_mx"] - p.datedebut) < tolerance:
+            if abs(s["date_debut_dt"] - p.datedebut) < tolerance:
                 p.sems.append(s)
                 merged = True
                 break
         if not merged:
             p = periodsem()
-            p.datedebut = s["date_debut_mx"]
+            p.datedebut = s["date_debut_dt"]
             p.sems = [s]
             P.append(p)
 
@@ -619,8 +617,8 @@ def table_suivi_cohorte(
         dbac += " (spécialité %s)" % bacspecialite
     if annee_bac:
         dbac += " (année bac %s)" % annee_bac
-    if sexe:
-        dbac += " genre: %s" % sexe
+    if civilite:
+        dbac += " civilité: %s" % civilite
     if statut:
         dbac += " statut: %s" % statut
     tab = GenTable(
@@ -654,7 +652,15 @@ def table_suivi_cohorte(
             expl.append(", ".join(ls) + "</li>")
         expl.append("</ul>")
     logt("Z: table_suivi_cohorte done")
-    return tab, "\n".join(expl), bacs, bacspecialites, annee_bacs, sexes, statuts
+    return (
+        tab,
+        "\n".join(expl),
+        bacs,
+        bacspecialites,
+        annee_bacs,
+        civilites,
+        statuts,
+    )
 
 
 def formsemestre_suivi_cohorte(
@@ -665,27 +671,35 @@ def formsemestre_suivi_cohorte(
     bac="",
     bacspecialite="",
     annee_bac="",
-    sexe="",
+    civilite=None,
     statut="",
     only_primo=False,
     REQUEST=None,
 ):
     """Affiche suivi cohortes par numero de semestre"""
     percent = int(percent)
-    tab, expl, bacs, bacspecialites, annee_bacs, sexes, statuts = table_suivi_cohorte(
+    (
+        tab,
+        expl,
+        bacs,
+        bacspecialites,
+        annee_bacs,
+        civilites,
+        statuts,
+    ) = table_suivi_cohorte(
         context,
         formsemestre_id,
         percent=percent,
         bac=bac,
         bacspecialite=bacspecialite,
         annee_bac=annee_bac,
-        sexe=sexe,
+        civilite=civilite,
         statut=statut,
         only_primo=only_primo,
     )
     tab.base_url = (
-        "%s?formsemestre_id=%s&amp;percent=%s&amp;bac=%s&amp;bacspecialite=%s&amp;sexe=%s"
-        % (REQUEST.URL0, formsemestre_id, percent, bac, bacspecialite, sexe)
+        "%s?formsemestre_id=%s&amp;percent=%s&amp;bac=%s&amp;bacspecialite=%s&amp;civilite=%s"
+        % (REQUEST.URL0, formsemestre_id, percent, bac, bacspecialite, civilite)
     )
     if only_primo:
         tab.base_url += "&amp;only_primo=on"
@@ -695,8 +709,8 @@ def formsemestre_suivi_cohorte(
 
     base_url = REQUEST.URL0
     burl = (
-        "%s?formsemestre_id=%s&amp;bac=%s&amp;bacspecialite=%s&amp;sexe=%s&amp;statut=%s"
-        % (base_url, formsemestre_id, bac, bacspecialite, sexe, statut)
+        "%s?formsemestre_id=%s&amp;bac=%s&amp;bacspecialite=%s&amp;civilite=%s&amp;statut=%s"
+        % (base_url, formsemestre_id, bac, bacspecialite, civilite, statut)
     )
     if percent:
         pplink = (
@@ -726,12 +740,12 @@ def formsemestre_suivi_cohorte(
             bac=bac,
             bacspecialite=bacspecialite,
             annee_bac=annee_bac,
-            sexe=sexe,
+            civilite=civilite,
             statut=statut,
             bacs=bacs,
             bacspecialites=bacspecialites,
             annee_bacs=annee_bacs,
-            sexes=sexes,
+            civilites=civilites,
             statuts=statuts,
             percent=percent,
         ),
@@ -751,12 +765,12 @@ def _gen_form_selectetuds(
     bac=None,
     bacspecialite=None,
     annee_bac=None,
-    sexe=None,
+    civilite=None,
     statut=None,
     bacs=None,
     bacspecialites=None,
     annee_bacs=None,
-    sexes=None,
+    civilites=None,
     statuts=None,
 ):
     """HTML form pour choix criteres selection etudiants"""
@@ -766,8 +780,8 @@ def _gen_form_selectetuds(
     bacspecialites.sort()
     annee_bacs = list(annee_bacs)
     annee_bacs.sort()
-    sexes = list(sexes)
-    sexes.sort()
+    civilites = list(civilites)
+    civilites.sort()
     statuts = list(statuts)
     statuts.sort()
     #
@@ -826,13 +840,13 @@ def _gen_form_selectetuds(
     F.append("</select>")
     #
     F.append(
-        """&nbsp; Genre: <select name="sexe" onchange="javascript: submit(this);">
+        """&nbsp; Genre: <select name="civilite" onchange="javascript: submit(this);">
     <option value="" %s>tous</option>
     """
         % selected
     )
-    for b in sexes:
-        if sexe == b:
+    for b in civilites:
+        if civilite == b:
             selected = 'selected="selected"'
         else:
             selected = ""
@@ -986,7 +1000,7 @@ def tsp_etud_list(
     bac="",  # selection sur type de bac
     bacspecialite="",
     annee_bac="",
-    sexe="",
+    civilite="",
     statut="",
 ):
     """Liste des etuds a considerer dans table suivi parcours
@@ -1002,7 +1016,7 @@ def tsp_etud_list(
     bacs = set()
     bacspecialites = set()
     annee_bacs = set()
-    sexes = set()
+    civilites = set()
     statuts = set()
     for etudid in etudids:
         etud = context.getEtudInfo(etudid=etudid, filled=True)[0]
@@ -1012,7 +1026,7 @@ def tsp_etud_list(
             (not bac or (bac == etud["bac"]))
             and (not bacspecialite or (bacspecialite == bacspe))
             and (not annee_bac or (annee_bac == str(etud["annee_bac"])))
-            and (not sexe or (sexe == etud["sexe"]))
+            and (not civilite or (civilite == etud["civilite"]))
             and (not statut or (statut == etud["statut"]))
             and (not only_primo or context.isPrimoEtud(etud, sem))
         ):
@@ -1021,11 +1035,11 @@ def tsp_etud_list(
         bacs.add(etud["bac"])
         bacspecialites.add(bacspe)
         annee_bacs.add(etud["annee_bac"])
-        sexes.add(etud["sexe"])
+        civilites.add(etud["civilite"])
         if etud["statut"]:  # ne montre pas les statuts non renseignés
             statuts.add(etud["statut"])
     # log('tsp_etud_list: %s etuds' % len(etuds))
-    return etuds, bacs, bacspecialites, annee_bacs, sexes, statuts
+    return etuds, bacs, bacspecialites, annee_bacs, civilites, statuts
 
 
 def tsp_grouped_list(context, codes_etuds):
@@ -1051,7 +1065,7 @@ def table_suivi_parcours(
 ):
     """Tableau recapitulant tous les parcours"""
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
-    etuds, bacs, bacspecialites, annee_bacs, sexes, statuts = tsp_etud_list(
+    etuds, bacs, bacspecialites, annee_bacs, civilites, statuts = tsp_etud_list(
         context, formsemestre_id, only_primo=only_primo
     )
     codes_etuds = scu.DictDefault(defaultvalue=[])
@@ -1067,7 +1081,7 @@ def table_suivi_parcours(
     titles = {
         "parcours": "Code parcours",
         "nb": "Nombre d'étudiants",
-        "sexe": "",
+        "civilite": "",
         "nom": "Nom",
         "prenom": "Prénom",
         "etudid": "etudid",
@@ -1084,7 +1098,7 @@ def table_suivi_parcours(
         L = etuds
         columns_ids = (
             "etudid",
-            "sexe",
+            "civilite",
             "nom",
             "prenom",
             "bac",
@@ -1211,25 +1225,25 @@ def graph_parcours(
     bac="",  # selection sur type de bac
     bacspecialite="",
     annee_bac="",
-    sexe="",
+    civilite="",
     statut="",
 ):
     """"""
     if not scu.WITH_PYDOT:
         raise ScoValueError("pydot module is not installed")
-    etuds, bacs, bacspecialites, annee_bacs, sexes, statuts = tsp_etud_list(
+    etuds, bacs, bacspecialites, annee_bacs, civilites, statuts = tsp_etud_list(
         context,
         formsemestre_id,
         only_primo=only_primo,
         bac=bac,
         bacspecialite=bacspecialite,
         annee_bac=annee_bac,
-        sexe=sexe,
+        civilite=civilite,
         statut=statut,
     )
     # log('graph_parcours: %s etuds (only_primo=%s)' % (len(etuds), only_primo))
     if not etuds:
-        return "", etuds, bacs, bacspecialites, annee_bacs, sexes, statuts
+        return "", etuds, bacs, bacspecialites, annee_bacs, civilites, statuts
     edges = scu.DictDefault(
         defaultvalue=set()
     )  # {(formsemestre_id_origin, formsemestre_id_dest) : etud_set}
@@ -1242,7 +1256,7 @@ def graph_parcours(
     dem_nodes = {}  # formsemestre_id : noeud pour demissionnaires
     nar_nodes = {}  # formsemestre_id : noeud pour NAR
     for etud in etuds:
-        nxt = None
+        nxt = {}
         etudid = etud["etudid"]
         for s in etud["sems"]:  # du plus recent au plus ancien
             nt = context._getNotesCache().get_NotesTable(
@@ -1419,7 +1433,7 @@ def graph_parcours(
         # cf http://groups.google.com/group/pydot/browse_thread/thread/b3704c53e331e2ec
         data = data.replace("font-family:Arial", "font-family:Helvetica")
 
-    return data, etuds, bacs, bacspecialites, annee_bacs, sexes, statuts
+    return data, etuds, bacs, bacspecialites, annee_bacs, civilites, statuts
 
 
 def formsemestre_graph_parcours(
@@ -1430,7 +1444,7 @@ def formsemestre_graph_parcours(
     bac="",  # selection sur type de bac
     bacspecialite="",
     annee_bac="",
-    sexe="",
+    civilite="",
     statut="",
     allkeys=False,  # unused
     REQUEST=None,
@@ -1439,7 +1453,15 @@ def formsemestre_graph_parcours(
     # log("formsemestre_graph_parcours")
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
     if format == "pdf":
-        doc, etuds, bacs, bacspecialites, annee_bacs, sexes, statuts = graph_parcours(
+        (
+            doc,
+            etuds,
+            bacs,
+            bacspecialites,
+            annee_bacs,
+            civilites,
+            statuts,
+        ) = graph_parcours(
             context,
             formsemestre_id,
             format="pdf",
@@ -1447,14 +1469,22 @@ def formsemestre_graph_parcours(
             bac=bac,
             bacspecialite=bacspecialite,
             annee_bac=annee_bac,
-            sexe=sexe,
+            civilite=civilite,
             statut=statut,
         )
         filename = scu.make_filename("flux " + sem["titreannee"])
         return scu.sendPDFFile(REQUEST, doc, filename + ".pdf")
     elif format == "png":
         #
-        doc, etuds, bacs, bacspecialites, annee_bacs, sexes, statuts = graph_parcours(
+        (
+            doc,
+            etuds,
+            bacs,
+            bacspecialites,
+            annee_bacs,
+            civilites,
+            statuts,
+        ) = graph_parcours(
             context,
             formsemestre_id,
             format="png",
@@ -1462,7 +1492,7 @@ def formsemestre_graph_parcours(
             bac=bac,
             bacspecialite=bacspecialite,
             annee_bac=annee_bac,
-            sexe=sexe,
+            civilite=civilite,
             statut=statut,
         )
         filename = scu.make_filename("flux " + sem["titreannee"])
@@ -1477,17 +1507,25 @@ def formsemestre_graph_parcours(
         else:
             op = ""
         url = urllib.quote(
-            "formsemestre_graph_parcours?formsemestre_id=%s&amp;%sbac=%s&amp;bacspecialite=%s&amp;sexe=%s&amp;statut=%s&amp;format="
-            % (formsemestre_id, op, bac, bacspecialite, sexe, statut)
+            "formsemestre_graph_parcours?formsemestre_id=%s&amp;%sbac=%s&amp;bacspecialite=%s&amp;civilite=%s&amp;statut=%s&amp;format="
+            % (formsemestre_id, op, bac, bacspecialite, civilite, statut)
         )
-        doc, etuds, bacs, bacspecialites, annee_bacs, sexes, statuts = graph_parcours(
+        (
+            doc,
+            etuds,
+            bacs,
+            bacspecialites,
+            annee_bacs,
+            civilites,
+            statuts,
+        ) = graph_parcours(
             context,
             formsemestre_id,
             only_primo=only_primo,
             bac=bac,
             bacspecialite=bacspecialite,
             annee_bac=annee_bac,
-            sexe=sexe,
+            civilite=civilite,
             statut=statut,
         )
 
@@ -1507,12 +1545,12 @@ def formsemestre_graph_parcours(
                 bac=bac,
                 bacspecialite=bacspecialite,
                 annee_bac=annee_bac,
-                sexe=sexe,
+                civilite=civilite,
                 statut=statut,
                 bacs=bacs,
                 bacspecialites=bacspecialites,
                 annee_bacs=annee_bacs,
-                sexes=sexes,
+                civilites=civilites,
                 statuts=statuts,
                 percent=0,
             ),
diff --git a/sco_saisie_notes.py b/sco_saisie_notes.py
index 7284a008..5309ee9c 100644
--- a/sco_saisie_notes.py
+++ b/sco_saisie_notes.py
@@ -33,7 +33,6 @@ import time
 import datetime
 import psycopg2
 
-# from notesdb import *
 import sco_utils as scu
 from notes_log import log
 from TrivialFormulator import TrivialFormulator, TF
@@ -258,9 +257,7 @@ def do_evaluation_upload_xls(context, REQUEST):
             )
             raise InvalidNoteValue()
         # -- check values
-        L, invalids, withoutnotes, absents, tosuppress = _check_notes(
-            notes, E, M["module"]
-        )
+        L, invalids, withoutnotes, absents, _ = _check_notes(notes, E, M["module"])
         if len(invalids):
             diag.append(
                 "Erreur: la feuille contient %d notes invalides</p>" % len(invalids)
@@ -339,7 +336,7 @@ def do_evaluation_set_missing(
         if not NotesDB.has_key(etudid):  # pas de note
             notes.append((etudid, value))
     # Check value
-    L, invalids, withoutnotes, absents, tosuppress = _check_notes(notes, E, M["module"])
+    L, invalids, _, _, _ = _check_notes(notes, E, M["module"])
     diag = ""
     if len(invalids):
         diag = "Valeur %s invalide" % value
@@ -368,9 +365,7 @@ def do_evaluation_set_missing(
         )
     # ok
     comment = "Initialisation notes manquantes"
-    nb_changed, nb_suppress, existing_decisions = _notes_add(
-        context, authuser, evaluation_id, L, comment
-    )
+    nb_changed, _, _ = _notes_add(context, authuser, evaluation_id, L, comment)
     # news
     M = sco_moduleimpl.do_moduleimpl_list(context, moduleimpl_id=E["moduleimpl_id"])[0]
     mod = context.do_module_list(args={"module_id": M["module_id"]})[0]
@@ -479,7 +474,7 @@ def _notes_add(context, uid, evaluation_id, notes, comment=None, do_it=True):
         psycopg2.Timestamp, time.localtime()[:6]
     )  # datetime.datetime.now().isoformat()
     # Verifie inscription et valeur note
-    inscrits = {}.fromkeys(
+    _ = {}.fromkeys(
         sco_groups.do_evaluation_listeetuds_groups(
             context, evaluation_id, getallstudents=True, include_dems=True
         )
@@ -806,10 +801,10 @@ def feuille_saisie_notes(context, evaluation_id, group_ids=[], REQUEST=None):
     )
     groups = sco_groups.listgroups(context, groups_infos.group_ids)
     gr_title_filename = sco_groups.listgroups_filename(groups)
-    gr_title = sco_groups.listgroups_abbrev(groups)
+    # gr_title = sco_groups.listgroups_abbrev(groups)
     if None in [g["group_name"] for g in groups]:  # tous les etudiants
         getallstudents = True
-        gr_title = "tous"
+        # gr_title = "tous"
         gr_title_filename = "tous"
     else:
         getallstudents = False
@@ -954,9 +949,15 @@ def saisie_notes(context, evaluation_id, group_ids=[], REQUEST=None):
     H.append("""</td></tr></table></div>""")
 
     # Le formulaire de saisie des notes:
-    form = _form_saisie_notes(context, E, M, groups_infos.group_ids, REQUEST=REQUEST)
+    destination = "%s/Notes/moduleimpl_status?moduleimpl_id=%s" % (
+        context.ScoURL(),
+        E["moduleimpl_id"],
+    )
+    form = _form_saisie_notes(
+        context, E, M, groups_infos.group_ids, destination=destination, REQUEST=REQUEST
+    )
     if form is None:
-        return ""  # redirect
+        return REQUEST.RESPONSE.redirect(destination)
     H.append(form)
     #
     H.append("</div>")  # /saisie_notes
@@ -1046,7 +1047,7 @@ def _get_sorted_etuds(context, E, etudids, formsemestre_id):
     return etuds
 
 
-def _form_saisie_notes(context, E, M, group_ids, REQUEST=None):
+def _form_saisie_notes(context, E, M, group_ids, destination="", REQUEST=None):
     """Formulaire HTML saisie des notes  dans l'évaluation E du moduleimpl M
     pour les groupes indiqués.
 
@@ -1126,7 +1127,13 @@ def _form_saisie_notes(context, E, M, group_ids, REQUEST=None):
         for group_info in e["groups"]:
             etud_classes.append(group_info["group_id"])
 
-        label = '<span class="%s">' % classdem + e["nomprenom"] + "</span>"
+        label = (
+            '<span class="%s">' % classdem
+            + e["civilite_str"]
+            + " "
+            + scolars.format_nomprenom(e, reverse=True)
+            + "</span>"
+        )
 
         # Historique des saisies de notes:
         if not disabled:
@@ -1181,11 +1188,6 @@ def _form_saisie_notes(context, E, M, group_ids, REQUEST=None):
         )
     # H.append('''<div id="sco_msg" class="head_message"></div>''')
 
-    destination = "%s/Notes/moduleimpl_status?moduleimpl_id=%s" % (
-        context.ScoURL(),
-        M["moduleimpl_id"],
-    )
-
     tf = TF(
         destination,
         REQUEST.form,
@@ -1196,7 +1198,6 @@ def _form_saisie_notes(context, E, M, group_ids, REQUEST=None):
     )
     H.append(tf.getform())  # check and init
     if tf.canceled():
-        REQUEST.RESPONSE.redirect(destination)
         return None
     elif (not tf.submitted()) or not tf.result:
         # ajout formularie saisie notes manquantes
@@ -1218,7 +1219,6 @@ def _form_saisie_notes(context, E, M, group_ids, REQUEST=None):
     else:
         # form submission
         # rien à faire
-        REQUEST.RESPONSE.redirect(destination)
         return None
 
 
@@ -1240,11 +1240,9 @@ def save_note(
     if not can_edit_notes(context, authuser, E["moduleimpl_id"]):
         result["status"] = "unauthorized"
     else:
-        L, invalids, withoutnotes, absents, tosuppress = _check_notes(
-            [(etudid, value)], E, Mod
-        )
+        L, _, _, _, _ = _check_notes([(etudid, value)], E, Mod)
         if L:
-            nbchanged, nbsuppress, existing_decisions = _notes_add(
+            nbchanged, _, existing_decisions = _notes_add(
                 context, authuser, evaluation_id, L, comment=comment, do_it=True
             )
             sco_news.add(
diff --git a/sco_semset.py b/sco_semset.py
index e655c518..d0e3aa9b 100644
--- a/sco_semset.py
+++ b/sco_semset.py
@@ -39,8 +39,8 @@ sem_set_list(context)
 
 """
 
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 import sco_formsemestre
 from sco_formsemestre import ApoEtapeVDI
@@ -49,9 +49,10 @@ import sco_etape_apogee
 from sco_etape_bilan import EtapeBilan
 import sco_portal_apogee
 from gen_tables import GenTable
+from sco_exceptions import ScoValueError
 
 
-_semset_editor = EditableTable(
+_semset_editor = ndb.EditableTable(
     "notes_semset", "semset_id", ("semset_id", "title", "annee_scolaire", "sem_id")
 )
 
@@ -81,7 +82,7 @@ class SemSet(dict):
             self["title"] = L[0]["title"]
             self["annee_scolaire"] = L[0]["annee_scolaire"]
             self["sem_id"] = L[0]["sem_id"]
-            r = SimpleDictFetch(
+            r = ndb.SimpleDictFetch(
                 context,
                 "SELECT formsemestre_id FROM notes_semset_formsemestre WHERE semset_id = %(semset_id)s",
                 {"semset_id": semset_id},
@@ -150,7 +151,7 @@ class SemSet(dict):
                 % (formsemestre_id, self.semset_id)
             )
 
-        SimpleQuery(
+        ndb.SimpleQuery(
             self.context,
             "INSERT INTO notes_semset_formsemestre (formsemestre_id, semset_id) VALUES (%(formsemestre_id)s, %(semset_id)s)",
             {"formsemestre_id": formsemestre_id, "semset_id": self.semset_id},
@@ -158,7 +159,7 @@ class SemSet(dict):
         self.load_sems()  # update our list
 
     def remove(self, formsemestre_id):
-        SimpleQuery(
+        ndb.SimpleQuery(
             self.context,
             "DELETE FROM notes_semset_formsemestre WHERE semset_id=%(semset_id)s AND formsemestre_id=%(formsemestre_id)s",
             {"formsemestre_id": formsemestre_id, "semset_id": self.semset_id},
@@ -416,7 +417,7 @@ def semset_page(context, format="html", REQUEST=None):
     """
     semsets = get_semsets_list(context)
     for s in semsets:
-        s["suppress"] = icontag(
+        s["suppress"] = scu.icontag(
             "delete_small_img", border="0", alt="supprimer", title="Supprimer"
         )
         s["_suppress_target"] = "do_semset_delete?semset_id=%s" % (s["semset_id"])
@@ -478,7 +479,7 @@ def semset_page(context, format="html", REQUEST=None):
     ]
     H.append(tab.html())
 
-    annee_courante = int(AnneeScolaire(REQUEST))
+    annee_courante = int(scu.AnneeScolaire(REQUEST))
     menu_annee = "\n".join(
         [
             '<option value="%s">%s</option>' % (i, i)
diff --git a/sco_synchro_etuds.py b/sco_synchro_etuds.py
index c9070a2b..ec70f80f 100644
--- a/sco_synchro_etuds.py
+++ b/sco_synchro_etuds.py
@@ -31,9 +31,11 @@
 import time
 import pprint
 
-from sco_utils import ScoEtudInscrit, annee_scolaire_debut, log, ScoValueError
+import sco_utils as scu
+from sco_permissions import ScoEtudInscrit
+from sco_exceptions import ScoValueError
 from notesdb import ScoDocCursor
-
+from notes_log import log
 import sco_portal_apogee
 import sco_inscr_passage
 import scolars
@@ -111,7 +113,7 @@ def formsemestre_synchro_etuds(
 
     if anneeapogee == None:  # année d'inscription par défaut
         anneeapogee = str(
-            annee_scolaire_debut(sem["annee_debut"], sem["mois_debut_ord"])
+            scu.annee_scolaire_debut(sem["annee_debut"], sem["mois_debut_ord"])
         )
 
     if type(etuds) == type(""):
@@ -406,7 +408,7 @@ def list_synch(context, sem, anneeapogee=None):
                 etud = etudsapo_ident[key]
 
                 etud["etudid"] = ""
-                etud["sexe"] = etud.get(
+                etud["civilite"] = etud.get(
                     "sexe", etud.get("gender", "")
                 )  # la cle 'sexe' est prioritaire sur 'gender'
                 etud["inscrit"] = is_inscrit  # checkbox state
@@ -543,16 +545,14 @@ def formsemestre_synchro_etuds_help(context, sem):
     )
 
 
-def gender2sex(gender):
-    """Le portail code en 'M', 'F', et ScoDoc en 'MR', 'MME'
-    Les F sont ici codées en MME
-    """
-    if gender == "M":
-        return "MR"
-    elif gender == "F":
-        return "MME"
-    log('gender2sex: invalid value "%s", defaulting to "M"' % gender)
-    return "MR"
+def gender2civilite(gender):
+    """Le portail code en 'M', 'F', et ScoDoc en 'M', 'F', 'X'"""
+    if gender == "M" or gender == "F" or gender == "X":
+        return gender
+    elif not gender:
+        return "X"
+    log('gender2civilite: invalid value "%s", defaulting to "X"' % gender)
+    return "X"  # "X" en général n'est pas affiché, donc bon choix si invalide
 
 
 def get_opt_str(etud, k):
@@ -596,7 +596,7 @@ def do_import_etuds_from_portal(context, sem, a_importer, etudsapo_ident, REQUES
                 "prenom": etud["prenom"].strip(),
                 # Les champs suivants sont facultatifs (pas toujours renvoyés par le portail)
                 "code_ine": etud.get("ine", "").strip(),
-                "sexe": gender2sex(etud["gender"].strip()),
+                "civilite": gender2civilite(etud["gender"].strip()),
                 "etape": etud.get("etape", None),
                 "email": etud.get("mail", "").strip(),
                 "emailperso": etud.get("mailperso", "").strip(),
@@ -736,9 +736,9 @@ def do_import_etud_admission(
             if x:
                 args[sco_field] = x
         # Champs spécifiques:
-        sexe = gender2sex(etud["gender"].strip())
-        if sexe:
-            args["sexe"] = sexe
+        civilite = gender2civilite(etud["gender"].strip())
+        if civilite:
+            args["civilite"] = civilite
 
         scolars.identite_edit_nocheck(cnx, args)
 
@@ -791,7 +791,9 @@ def formsemestre_import_etud_admission(
     # Essaie de recuperer les etudiants des étapes, car
     # la requete get_inscrits_etape est en général beaucoup plus
     # rapide que les requetes individuelles get_etud_apogee
-    anneeapogee = str(annee_scolaire_debut(sem["annee_debut"], sem["mois_debut_ord"]))
+    anneeapogee = str(
+        scu.annee_scolaire_debut(sem["annee_debut"], sem["mois_debut_ord"])
+    )
     apo_etuds = {}  # nip : etud apo
     for etape in sem["etapes"]:
         etudsapo = sco_portal_apogee.get_inscrits_etape(
diff --git a/sco_tag_module.py b/sco_tag_module.py
index e886ccba..c4071a7f 100644
--- a/sco_tag_module.py
+++ b/sco_tag_module.py
@@ -34,9 +34,13 @@
    Pour l'UI, voir https://goodies.pixabay.com/jquery/tag-editor/demo.html
 """
 
-from sco_utils import *
-from notesdb import *
+import types
+
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
+from sco_exceptions import ScoValueError, AccessDenied
+from sco_permissions import ScoEditFormationTags, ScoChangeFormation
 
 # Opérations à implementer:
 #  + liste des modules des formations de code donné (formation_code) avec ce tag
@@ -66,7 +70,7 @@ class ScoTag:
         self.title = title.strip()
         if not self.title:
             raise ScoValueError("invalid empty tag")
-        r = SimpleDictFetch(
+        r = ndb.SimpleDictFetch(
             context,
             "SELECT * FROM " + self.tag_table + " WHERE title = %(title)s",
             {"title": self.title},
@@ -77,8 +81,10 @@ class ScoTag:
             # Create new tag:
             log("creating new tag: %s" % self.title)
             cnx = context.GetDBConnexion()
-            oid = DBInsertDict(cnx, self.tag_table, {"title": self.title}, commit=True)
-            self.tag_id = SimpleDictFetch(
+            oid = ndb.DBInsertDict(
+                cnx, self.tag_table, {"title": self.title}, commit=True
+            )
+            self.tag_id = ndb.SimpleDictFetch(
                 context,
                 "SELECT tag_id FROM " + self.tag_table + " WHERE oid=%(oid)s",
                 {"oid": oid},
@@ -94,7 +100,7 @@ class ScoTag:
         This object should not be used after this call !
         """
         args = {"tag_id": self.tag_id}
-        SimpleQuery(
+        ndb.SimpleQuery(
             self.context,
             "DELETE FROM " + self.tag_table + " t WHERE t.tag_id = %(tag_id)s",
             args,
@@ -103,7 +109,7 @@ class ScoTag:
     def tag_object(self, object_id):
         """Associate tag to given object"""
         args = {self.obj_colname: object_id, "tag_id": self.tag_id}
-        r = SimpleDictFetch(
+        r = ndb.SimpleDictFetch(
             self.context,
             "SELECT * FROM "
             + self.assoc_table
@@ -117,7 +123,7 @@ class ScoTag:
         if not r:
             log("tag %s with %s" % (object_id, self.title))
             cnx = self.context.GetDBConnexion()
-            DBInsertDict(cnx, self.assoc_table, args, commit=True)
+            ndb.DBInsertDict(cnx, self.assoc_table, args, commit=True)
 
     def remove_tag_from_object(self, object_id):
         """Remove tag from module.
@@ -126,7 +132,7 @@ class ScoTag:
         """
         log("removing tag %s from %s" % (self.title, object_id))
         args = {"object_id": object_id, "tag_id": self.tag_id}
-        SimpleQuery(
+        ndb.SimpleQuery(
             self.context,
             "DELETE FROM  "
             + self.assoc_table
@@ -135,7 +141,7 @@ class ScoTag:
             + " = %(object_id)s AND a.tag_id = %(tag_id)s",
             args,
         )
-        r = SimpleDictFetch(
+        r = ndb.SimpleDictFetch(
             self.context,
             """SELECT * FROM notes_modules_tags mt WHERE tag_id = %(tag_id)s
             """,
@@ -143,7 +149,7 @@ class ScoTag:
         )
         if not r:
             # tag no more used, delete
-            SimpleQuery(
+            ndb.SimpleQuery(
                 self.context,
                 """DELETE FROM notes_tags t WHERE t.tag_id = %(tag_id)s""",
                 args,
@@ -162,7 +168,7 @@ class ModuleTag(ScoTag):
         args = {"tag_id": self.tag_id}
         if not formation_code:
             # tous les modules de toutes les formations !
-            r = SimpleDictFetch(
+            r = ndb.SimpleDictFetch(
                 self.context,
                 "SELECT "
                 + self.obj_colname
@@ -174,7 +180,7 @@ class ModuleTag(ScoTag):
         else:
             args["formation_code"] = formation_code
 
-            r = SimpleDictFetch(
+            r = ndb.SimpleDictFetch(
                 self.context,
                 """SELECT mt.module_id 
                 FROM notes_modules_tags mt, notes_modules m, notes_formations f
@@ -194,22 +200,22 @@ class ModuleTag(ScoTag):
 def module_tag_search(context, term, REQUEST=None):
     """List all used tag names (for auto-completion)"""
     # restrict charset to avoid injections
-    if not ALPHANUM_EXP.match(term.decode(SCO_ENCODING)):
+    if not scu.ALPHANUM_EXP.match(term.decode(scu.SCO_ENCODING)):
         data = []
     else:
-        r = SimpleDictFetch(
+        r = ndb.SimpleDictFetch(
             context,
             "SELECT title FROM notes_tags WHERE title LIKE %(term)s",
             {"term": term + "%"},
         )
         data = [x["title"] for x in r]
 
-    return sendJSON(REQUEST, data)
+    return scu.sendJSON(REQUEST, data)
 
 
 def module_tag_list(context, module_id=""):
     """les noms de tags associés à ce module"""
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         """SELECT t.title
           FROM notes_modules_tags mt, notes_tags t
@@ -237,7 +243,7 @@ def module_tag_set(context, module_id="", taglist=[], REQUEST=None):
     #
     if not taglist:
         taglist = []
-    elif type(taglist) == StringType:
+    elif type(taglist) == types.StringType:
         taglist = taglist.split(",")
     taglist = [t.strip() for t in taglist]
     log("module_tag_set: module_id=%s taglist=%s" % (module_id, taglist))
diff --git a/sco_trombino.py b/sco_trombino.py
index 798b2368..ce3ca1b1 100644
--- a/sco_trombino.py
+++ b/sco_trombino.py
@@ -28,16 +28,29 @@
 """Photos: trombinoscopes
 """
 
-try:
-    from cStringIO import StringIO
-except:
-    from StringIO import StringIO
+from cStringIO import StringIO
 from zipfile import ZipFile, BadZipfile
 import xml
 import tempfile
+import reportlab
+from reportlab.lib.units import cm, mm
+from reportlab.lib.enums import TA_LEFT, TA_RIGHT, TA_CENTER, TA_JUSTIFY
+from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer, Frame, PageBreak
+from reportlab.platypus import Table, TableStyle, Image, KeepInFrame
+from reportlab.platypus.flowables import Flowable
+from reportlab.platypus.doctemplate import PageTemplate, BaseDocTemplate
+from reportlab.lib.pagesizes import A4, landscape
+from reportlab.lib import styles
+from reportlab.lib.colors import Color
+from reportlab.lib import colors
+from PIL import Image as PILImage
 
 from notes_log import log
-from sco_utils import *
+import sco_utils as scu
+import sco_pdf
+from sco_pdf import SU
+from sco_exceptions import ScoValueError
+from TrivialFormulator import TrivialFormulator
 import scolars
 import sco_photos
 import sco_formsemestre
@@ -45,10 +58,8 @@ import sco_groups
 import sco_groups_view
 import sco_portal_apogee
 import htmlutils
-from sco_pdf import *
 import ImportScolars
 import sco_excel
-from reportlab.lib import colors
 
 
 def trombino(
@@ -165,8 +176,7 @@ def check_local_photos_availability(context, groups_infos, REQUEST, format=""):
     """
     nb_missing = 0
     for t in groups_infos.members:
-        etudid = t["etudid"]
-        url = sco_photos.etud_photo_url(
+        _ = sco_photos.etud_photo_url(
             context, t, REQUEST=REQUEST
         )  # -> copy distant files if needed
         if not sco_photos.etud_photo_is_local(context, t):
@@ -327,13 +337,7 @@ def _trombino_pdf(context, groups_infos, REQUEST):
                 [img],
                 [
                     Paragraph(
-                        SU(
-                            scolars.format_sexe(t["sexe"])
-                            + " "
-                            + scolars.format_prenom(t["prenom"])
-                            + " "
-                            + scolars.format_nom(t["nom"])
-                        ),
+                        SU(scolars.format_nomprenom(t)),
                         StyleSheet["Normal"],
                     )
                 ],
@@ -366,7 +370,7 @@ def _trombino_pdf(context, groups_infos, REQUEST):
     # Build document
     document = BaseDocTemplate(report)
     document.addPageTemplates(
-        ScolarsPageTemplate(
+        sco_pdf.ScolarsPageTemplate(
             document,
             context=context,
             preferences=context.get_preferences(sem["formsemestre_id"]),
@@ -375,7 +379,7 @@ def _trombino_pdf(context, groups_infos, REQUEST):
     document.build(objects)
     data = report.getvalue()
 
-    return sendPDFFile(REQUEST, data, filename)
+    return scu.sendPDFFile(REQUEST, data, filename)
 
 
 # --------------------- Sur une idée de l'IUT d'Orléans:
@@ -385,8 +389,8 @@ def _listeappel_photos_pdf(context, groups_infos, REQUEST):
     sem = groups_infos.formsemestre  # suppose 1 seul semestre
 
     PHOTOWIDTH = 2 * cm
-    COLWIDTH = 3.6 * cm
-    ROWS_PER_PAGE = 26  # XXX should be in ScoDoc preferences
+    # COLWIDTH = 3.6 * cm
+    # ROWS_PER_PAGE = 26  # XXX should be in ScoDoc preferences
 
     StyleSheet = styles.getSampleStyleSheet()
     report = StringIO()  # in-memory document, no disk file
@@ -412,13 +416,7 @@ def _listeappel_photos_pdf(context, groups_infos, REQUEST):
         t = groups_infos.members[i]
         img = _get_etud_platypus_image(context, t, image_width=PHOTOWIDTH)
         txt = Paragraph(
-            SU(
-                scolars.format_sexe(t["sexe"])
-                + " "
-                + scolars.format_prenom(t["prenom"])
-                + " "
-                + scolars.format_nom(t["nom"])
-            ),
+            SU(scolars.format_nomprenom(t)),
             StyleSheet["Normal"],
         )
         if currow:
@@ -449,7 +447,7 @@ def _listeappel_photos_pdf(context, groups_infos, REQUEST):
     # Build document
     document = BaseDocTemplate(report)
     document.addPageTemplates(
-        ScolarsPageTemplate(
+        sco_pdf.ScolarsPageTemplate(
             document,
             context,
             preferences=context.get_preferences(sem["formsemestre_id"]),
@@ -458,72 +456,7 @@ def _listeappel_photos_pdf(context, groups_infos, REQUEST):
     document.build(objects)
     data = report.getvalue()
 
-    return sendPDFFile(REQUEST, data, filename)
-
-    objects = []
-    StyleSheet = styles.getSampleStyleSheet()
-    report = StringIO()  # in-memory document, no disk file
-    filename = ("trombino-%s.pdf" % ng).replace(
-        " ", "_"
-    )  # XXX should sanitize this filename
-    objects.append(
-        Paragraph(SU("Liste " + sem["titreannee"] + " " + ng), StyleSheet["Heading3"])
-    )
-    PHOTOWIDTH = 3 * cm
-    COLWIDTH = 3.6 * cm
-
-    L = []  # cells
-    n = 0
-    currow = []
-    for t in T:
-        n = n + 1
-        img = _get_etud_platypus_image(context, t, image_width=2 * cm)
-        currow += [
-            Paragraph(
-                SU(
-                    scolars.format_sexe(t["sexe"])
-                    + " "
-                    + scolars.format_prenom(t["prenom"])
-                    + " "
-                    + scolars.format_nom(t["nom"])
-                ),
-                StyleSheet["Normal"],
-            ),
-            "",  # empty cell (signature ou autre info a remplir sur papier)
-            img,
-        ]
-
-    if not L:
-        table = Paragraph(SU("Aucune photo à exporter !"), StyleSheet["Normal"])
-    else:
-        table = Table(
-            L,
-            colWidths=[COLWIDTH] * 7,
-            style=TableStyle(
-                [
-                    ("VALIGN", (0, 0), (-1, -1), "TOP"),
-                    ("GRID", (0, 0), (2, -1), 0.25, colors.grey),
-                    ("GRID", (2, 0), (-1, -1), 0.25, colors.red),  # <<<
-                ]
-            ),
-        )
-    objects.append(table)
-
-    # Réduit sur une page
-    objects = [KeepInFrame(0, 0, objects, mode="shrink")]
-
-    # --- Build document
-    document = BaseDocTemplate(report)
-    document.addPageTemplates(
-        ScolarsPageTemplate(
-            document,
-            context=context,
-            preferences=context.get_preferences(sem["formsemestre_id"]),
-        )
-    )
-    document.build(objects)
-    data = report.getvalue()
-    return sendPDFFile(REQUEST, data, filename)
+    return scu.sendPDFFile(REQUEST, data, filename)
 
 
 # ---------------------    Upload des photos de tout un groupe
@@ -614,7 +547,7 @@ def photos_import_files(
     def callback(context, etud, data, filename, REQUEST):
         sco_photos.store_photo(context, etud, data, REQUEST)
 
-    r = zip_excel_import_files(
+    zip_excel_import_files(
         context, xlsfile, zipfile, REQUEST, callback, filename_title, page_title
     )
     return REQUEST.RESPONSE.redirect(back_url + "&amp;head_message=photos%20 importees")
@@ -638,7 +571,7 @@ def zip_excel_import_files(
     exceldata = xlsfile.read()
     if not exceldata:
         raise ScoValueError("Fichier excel vide ou invalide")
-    diag, data = sco_excel.Excel_to_list(exceldata)
+    _, data = sco_excel.Excel_to_list(exceldata)
     if not data:  # probably a bug
         raise ScoValueError("Fichier excel vide !")
     # on doit avoir une colonne etudid et une colonne filename_title ('fichier_photo')
@@ -657,7 +590,7 @@ def zip_excel_import_files(
         fn = fn.replace("\\", "/")  # not sure if this is necessary ?
         fn = fn.strip()
         if lowercase:
-            fn = strlower(fn)
+            fn = scu.strlower(fn)
         fn = fn.split("/")[-1]  # use only last component, not directories
         return fn
 
diff --git a/sco_trombino_tours.py b/sco_trombino_tours.py
index 1b5a44ed..4f2cd780 100644
--- a/sco_trombino_tours.py
+++ b/sco_trombino_tours.py
@@ -38,8 +38,8 @@ from zipfile import ZipFile, BadZipfile
 import xml
 import tempfile
 
+import sco_utils as scu
 from notes_log import log
-from sco_utils import *
 import sco_abs
 import scolars
 import sco_photos
@@ -283,7 +283,7 @@ def pdf_trombino_tours(
     document.build(objects)
     data = report.getvalue()
 
-    return sendPDFFile(REQUEST, data, filename)
+    return scu.sendPDFFile(REQUEST, data, filename)
 
 
 # Feuille d'absences en pdf avec photos:
@@ -477,4 +477,4 @@ def pdf_feuille_releve_absences(
     document.build(objects)
     data = report.getvalue()
 
-    return sendPDFFile(REQUEST, data, filename)
+    return scu.sendPDFFile(REQUEST, data, filename)
diff --git a/sco_ue_external.py b/sco_ue_external.py
index ba7bb931..46d75a7d 100644
--- a/sco_ue_external.py
+++ b/sco_ue_external.py
@@ -54,14 +54,17 @@ Solution proposée (nov 2014):
 
 """
 
-from notesdb import *
-from sco_utils import *
+import notesdb as ndb
+import sco_utils as scu
 from notes_log import log
 import sco_formsemestre
 import sco_moduleimpl
 import sco_edit_ue
 import sco_saisie_notes
 import sco_codes_parcours
+from TrivialFormulator import TrivialFormulator, tf_error_message
+from sco_permissions import ScoImplement
+from sco_exceptions import AccessDenied, ScoValueError
 
 
 def external_ue_create(
@@ -69,7 +72,7 @@ def external_ue_create(
     formsemestre_id,
     titre="",
     acronyme="",
-    ue_type=UE_STANDARD,
+    ue_type=sco_codes_parcours.UE_STANDARD,
     ects=0.0,
     REQUEST=None,
 ):
@@ -162,7 +165,7 @@ def external_ue_inscrit_et_note(
             description="note externe",
         )
     # Saisie des notes
-    nbchanged, nbsuppress, existing_decisions = sco_saisie_notes._notes_add(
+    _, _, _ = sco_saisie_notes._notes_add(
         context,
         REQUEST.AUTHENTICATED_USER,
         evaluation_id,
@@ -178,7 +181,7 @@ def get_existing_external_ue(context, formation_id):
 
 def get_external_moduleimpl_id(context, formsemestre_id, ue_id):
     "moduleimpl correspondant à l'UE externe indiquée de ce formsemestre"
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         """
     SELECT moduleimpl_id FROM notes_moduleimpl mi, notes_modules mo
@@ -235,7 +238,7 @@ def external_ue_create_form(context, formsemestre_id, etudid, REQUEST=None):
     parcours = sco_codes_parcours.get_parcours_from_code(Fo["type_parcours"])
     ue_types = parcours.ALLOWED_UE_TYPES
     ue_types.sort()
-    ue_types_names = [UE_TYPE_NAME[k] for k in ue_types]
+    ue_types_names = [sco_codes_parcours.UE_TYPE_NAME[k] for k in ue_types]
     ue_types = [str(x) for x in ue_types]
 
     if existing_external_ue:
diff --git a/sco_undo_notes.py b/sco_undo_notes.py
index 43f6e730..5d3fe163 100644
--- a/sco_undo_notes.py
+++ b/sco_undo_notes.py
@@ -35,7 +35,7 @@ Pour une évaluation:
  - historique: table notes_notes_log 
 
 saisie de notes == saisir ou supprimer une ou plusieurs notes (mêmes date et uid)
-/!\ tolérance sur les dates (200ms ?)
+! tolérance sur les dates (200ms ?)
 Chaque saisie affecte ou remplace une ou plusieurs notes.
 
 Opérations:
@@ -48,12 +48,13 @@ Opérations:
 import datetime
 from intervals import intervalmap
 
-from sco_utils import *
-from notesdb import *
+import sco_utils as scu
+import notesdb as ndb
 from notes_log import log
 from gen_tables import GenTable
 import sco_formsemestre
 import sco_moduleimpl
+import VERSION
 
 # deux notes (de même uid) sont considérées comme de la même opération si
 # elles sont séparées de moins de 2*tolerance:
@@ -121,7 +122,7 @@ def list_operations(context, evaluation_id):
 
     Ops = []
     for uid in NotesDates.keys():
-        for (t0, t1), notes in NotesDates[uid].items():
+        for (t0, _), notes in NotesDates[uid].items():
             Op = NotesOperation(
                 evaluation_id=evaluation_id,
                 date=t0,
@@ -166,7 +167,7 @@ def formsemestre_list_saisies_notes(
 ):
     """Table listant toutes les operations de saisies de notes, dans toutes les evaluations du semestre."""
     sem = sco_formsemestre.get_formsemestre(context, formsemestre_id)
-    r = SimpleDictFetch(
+    r = ndb.SimpleDictFetch(
         context,
         """select i.nom, n.*, mod.titre, e.description, e.jour from notes_notes n, notes_evaluation e, notes_moduleimpl m, notes_modules mod, identite i where m.moduleimpl_id = e.moduleimpl_id and m.module_id = mod.module_id and e.evaluation_id=n.evaluation_id and i.etudid=n.etudid and m.formsemestre_id=%(formsemestre_id)s order by date desc""",
         {"formsemestre_id": formsemestre_id},
@@ -201,7 +202,7 @@ def formsemestre_list_saisies_notes(
         caption="Saisies de notes dans %s" % sem["titreannee"],
         preferences=context.get_preferences(formsemestre_id),
         base_url="%s?formsemestre_id=%s" % (REQUEST.URL0, formsemestre_id),
-        origin="Généré par %s le " % VERSION.SCONAME + timedate_human_repr() + "",
+        origin="Généré par %s le " % VERSION.SCONAME + scu.timedate_human_repr() + "",
     )
     return tab.make_page(context, format=format, REQUEST=REQUEST)
 
@@ -212,7 +213,7 @@ def get_note_history(context, evaluation_id, etudid, REQUEST=None, fmt=""):
     [ { 'value', 'date', 'comment', 'uid' } ]
     """
     cnx = context.GetDBConnexion()
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
 
     # Valeur courante
     cursor.execute(
@@ -242,7 +243,7 @@ def get_note_history(context, evaluation_id, etudid, REQUEST=None, fmt=""):
         x["user_name"] = context.Users.user_info(x["uid"])["nomcomplet"]
 
     if fmt == "json":
-        return sendJSON(REQUEST, history)
+        return scu.sendJSON(REQUEST, history)
     else:
         return history
 
diff --git a/sco_up_to_date.py b/sco_up_to_date.py
index 8255bdeb..df31f7fe 100644
--- a/sco_up_to_date.py
+++ b/sco_up_to_date.py
@@ -29,8 +29,11 @@
 """ Verification version logiciel vs version "stable" sur serveur
     N'effectue pas la mise à jour automatiquement, mais permet un affichage d'avertissement.
 """
-import sco_utils
-from sco_utils import *
+import datetime
+import re
+
+import sco_utils as scu
+from notes_log import log
 
 # Appel renvoyant la subversion "stable"
 # La notion de "stable" est juste là pour éviter d'afficher trop frequemment
@@ -46,7 +49,9 @@ def get_last_stable_version():
     (do not wait server answer more than 3 seconds)
     """
     global _LAST_UP_TO_DATE_REQUEST
-    ans = query_portal(GET_VER_URL, msg="ScoDoc version server", timeout=3)  # sco_utils
+    ans = scu.query_portal(
+        GET_VER_URL, msg="ScoDoc version server", timeout=3
+    )  # sco_utils
     if ans:
         ans = ans.strip()
     _LAST_UP_TO_DATE_REQUEST = datetime.datetime.now()
@@ -76,7 +81,7 @@ def is_up_to_date(context):
     #     return _UP_TO_DATE, _UP_TO_DATE_MSG
 
     # last_stable_ver = get_last_stable_version()
-    # cur_ver = sco_utils.get_scodoc_version()
+    # cur_ver = scu.get_svn_version(context.file_path)  # in sco_utils
     # cur_ver2 = cur_ver
     # cur_ver_num = -1
     # # Convert versions to integers:
diff --git a/sco_utils.py b/sco_utils.py
index 010452b8..8f3b2a54 100644
--- a/sco_utils.py
+++ b/sco_utils.py
@@ -28,30 +28,22 @@
 
 """ Common definitions
 """
-import pdb
-import os, sys, copy, re
-import pprint
-import traceback
-from types import (
-    StringType,
-    IntType,
-    FloatType,
-    UnicodeType,
-    ListType,
-    TupleType,
-    InstanceType,
-)
-import operator, bisect
-import collections
+import os
+import sys
+import copy
+import re
+import bisect
+import types
 import numbers
 import thread
-import urllib
 import urllib2
-import socket
 import xml.sax.saxutils
-import xml, xml.dom.minidom
-import time, datetime, cgi
-import mx
+import time
+import datetime
+import json
+
+# XML generation package (apt-get install jaxml)
+import jaxml
 
 try:
     import six
@@ -59,25 +51,16 @@ try:
     STRING_TYPES = six.string_types
 except ImportError:
     # fallback for very old ScoDoc instances
-    STRING_TYPES = StringType
+    STRING_TYPES = types.StringType
 
 from PIL import Image as PILImage
 
-# XML generation package (apt-get install jaxml)
-import jaxml
-
-import json
-
 from VERSION import SCOVERSION
 import VERSION
 
 from SuppressAccents import suppression_diacritics
-from sco_exceptions import *
-from sco_permissions import *
-from TrivialFormulator import TrivialFormulator, TF, tf_error_message
-from notes_log import log, logCallStack
-
-from sco_codes_parcours import *
+from notes_log import log
+from sco_codes_parcours import NOTES_TOLERANCE, CODES_EXPL
 
 # ----- CALCUL ET PRESENTATION DES NOTES
 NOTES_PRECISION = 1e-4  # evite eventuelles erreurs d'arrondis
@@ -140,7 +123,7 @@ def fmt_note(val, note_max=None, keep_numeric=False):
         return "EXC"  # excuse, note neutralise
     if val == NOTES_ATTENTE:
         return "ATT"  # attente, note neutralisee
-    if type(val) == FloatType or type(val) == IntType:
+    if type(val) == types.FloatType or type(val) == types.IntType:
         if note_max != None and note_max > 0:
             val = val * 20.0 / note_max
         if keep_numeric:
@@ -369,7 +352,7 @@ def unescape_html_dict(d):
         indices = range(len(d))
     for k in indices:
         v = d[k]
-        if type(v) == StringType:
+        if type(v) == types.StringType:
             d[k] = unescape_html(v)
         elif isiterable(v):
             unescape_html_dict(v)
@@ -414,11 +397,11 @@ def simple_dictlist2xml(dictlist, doc=None, tagname=None, quote=False):
         raise ValueError("invalid empty tagname !")
     if not doc:
         doc = jaxml.XML_document(encoding=SCO_ENCODING)
-    scalar_types = [StringType, UnicodeType, IntType, FloatType]
+    scalar_types = [types.StringType, types.UnicodeType, types.IntType, types.FloatType]
     for d in dictlist:
         doc._push()
         if (
-            type(d) == InstanceType or type(d) in scalar_types
+            type(d) == types.InstanceType or type(d) in scalar_types
         ):  # pour ApoEtapeVDI et listes de chaines
             getattr(doc, tagname)(code=str(d))
         else:
@@ -435,7 +418,7 @@ def simple_dictlist2xml(dictlist, doc=None, tagname=None, quote=False):
                     [(k, v) for (k, v) in d.items() if type(v) in scalar_types]
                 )
             getattr(doc, tagname)(**d_scalar)
-            d_list = dict([(k, v) for (k, v) in d.items() if type(v) == ListType])
+            d_list = dict([(k, v) for (k, v) in d.items() if type(v) == types.ListType])
             if d_list:
                 for (k, v) in d_list.items():
                     simple_dictlist2xml(v, doc=doc, tagname=k, quote=quote)
@@ -547,15 +530,15 @@ class ScoDocJSONEncoder(json.JSONEncoder):
     def default(self, o):  # pylint: disable=E0202
         import sco_formsemestre
 
-        # horrible hack pour encoder les dates mx
+        # ScoDoc 7.22 n'utilise plus mx:
         if str(type(o)) == "<type 'mx.DateTime.DateTime'>":
+            log("Warning: mx.DateTime object detected !")
             return o.strftime("%Y-%m-%dT%H:%M:%S")
         if isinstance(o, (datetime.date, datetime.datetime)):
             return o.isoformat()
         elif isinstance(o, sco_formsemestre.ApoEtapeVDI):
             return str(o)
         else:
-            log("not mx: %s" % type(o))
             return json.JSONEncoder.default(self, o)
 
 
@@ -567,7 +550,7 @@ def sendJSON(REQUEST, data):
 
 
 def sendXML(REQUEST, data, tagname=None, force_outer_xml_tag=True):
-    if type(data) != ListType:
+    if type(data) != types.ListType:
         data = [data]  # always list-of-dicts
     if force_outer_xml_tag:
         root_tagname = tagname + "_list"
@@ -702,7 +685,7 @@ if WITH_PYDOT:
     junk_graph = pydot.Dot("junk")
     junk_graph.add_node(pydot.Node("a"))
     n = junk_graph.get_node("a")
-    if type(n) == type([]):
+    if type(n) == type([]):  # "modern" pydot
 
         def pydot_get_node(g, name):
             r = g.get_node(name)
@@ -711,7 +694,7 @@ if WITH_PYDOT:
             else:
                 return r[0]
 
-    else:
+    else:  # very old pydot
 
         def pydot_get_node(g, name):
             return g.get_node(name)
@@ -757,7 +740,7 @@ def scodoc_html2txt(html):
 
 def is_valid_mail(email):
     """True if well-formed email address"""
-    return re.match("^.+@.+\..{2,3}$", email)
+    return re.match(r"^.+@.+\..{2,3}$", email)
 
 
 ICONSIZES = {}  # name : (width, height) cache image sizes
diff --git a/sco_zope.py b/sco_zope.py
index bf9d8d27..2e83e83e 100644
--- a/sco_zope.py
+++ b/sco_zope.py
@@ -27,6 +27,8 @@
 
 """Imports et configuration des composants Zope
 """
+# Avoid pylint warnings when linting without Zope
+# pylint: skip-file
 
 # Allows code linting on platforms without Zope:
 # pylint: disable=import-error
diff --git a/scolars.py b/scolars.py
index 3561073f..05ebade4 100644
--- a/scolars.py
+++ b/scolars.py
@@ -98,7 +98,7 @@ def format_etud_ident(etud):
     else:
         etud["nom_usuel"] = ""
     etud["prenom"] = format_prenom(etud["prenom"])
-    etud["sexe"] = format_sexe(etud["sexe"])
+    etud["civilite_str"] = format_civilite(etud["civilite"])
     # Nom à afficher:
     if etud["nom_usuel"]:
         etud["nom_disp"] = etud["nom_usuel"]
@@ -108,10 +108,12 @@ def format_etud_ident(etud):
         etud["nom_disp"] = etud["nom"]
 
     etud["nomprenom"] = format_nomprenom(etud)  # M. Pierre DUPONT
-    if etud["sexe"] == "M.":
+    if etud["civilite"] == "M":
         etud["ne"] = ""
-    else:
+    elif etud["civilite"] == "F":
         etud["ne"] = "e"
+    else:  # 'X'
+        etud["ne"] = "(e)"
     # Mail à utiliser pour les envois vers l'étudiant:
     # choix qui pourrait être controé par une preference
     # ici priorité au mail institutionnel:
@@ -124,15 +126,22 @@ def force_uppercase(s):
     return s
 
 
-def format_nomprenom(etud):
-    "formatte sexe/nom/prenom pour affichages"
-    return " ".join(
-        [format_sexe(etud["sexe"]), format_prenom(etud["prenom"]), etud["nom_disp"]]
-    )
+def format_nomprenom(etud, reverse=False):
+    """Formatte civilité/nom/prenom pour affichages: "M. Pierre Dupont"
+    Si reverse, "Dupont Pierre", sans civilité.
+    """
+    nom = etud.get("nom_disp", "") or etud.get("nom_usuel", "") or etud["nom"]
+    prenom = format_prenom(etud["prenom"])
+    civilite = format_civilite(etud["civilite"])
+    if reverse:
+        fs = [nom, prenom]
+    else:
+        fs = [civilite, prenom, nom]
+    return " ".join([x for x in fs if x])
 
 
 def format_prenom(s):
-    "formatte prenom etudiant pour affichage"
+    "Formatte prenom etudiant pour affichage"
     if not s:
         return ""
     frags = s.split()
@@ -159,22 +168,33 @@ def format_nom(s, uppercase=True):
         return format_prenom(s)
 
 
-def format_sexe(sexe):
-    sexe = scu.strlower(sexe)
-    if sexe == "mr" or sexe == "m." or sexe == "m":
-        return "M."
-    else:
-        return "Mme"
+def input_civilite(s):
+    """Converts external representation of civilite to internal:
+    'M', 'F', or 'X' (and nothing else).
+    Raises valueError if conversion fails.
+    """
+    s = scu.strupper(s).strip()
+    if s in ("M", "M.", "MR", "H"):
+        return "M"
+    elif s in ("F", "MLLE", "MLLE.", "MELLE", "MME"):
+        return "F"
+    elif s == "X" or not s:
+        return "X"
+    raise ValueError("valeur invalide pour la civilité: %s" % s)
 
 
-def normalize_sexe(sexe):
-    "returns 'MR' ou 'MME'"
-    sexe = scu.strupper(sexe).strip()
-    if sexe in ("M.", "M", "MR", "H"):
-        return "MR"
-    elif sexe in ("MLLE", "MLLE.", "MELLE", "MME", "F"):
-        return "MME"
-    raise ValueError("valeur invalide pour le sexe: %s" % sexe)
+def format_civilite(civilite):
+    """returns 'M.' ou 'Mme' ou '' (pour le genre neutre,
+    personne ne souhaitant pas d'affichage)
+    """
+    try:
+        return {
+            "M": "M.",
+            "F": "Mme",
+            "X": "",
+        }[civilite]
+    except KeyError:
+        raise ValueError("valeur invalide pour la civilité: %s" % civilite)
 
 
 def format_lycee(nomlycee):
@@ -238,7 +258,7 @@ _identiteEditor = EditableTable(
         "nom",
         "nom_usuel",
         "prenom",
-        "sexe",
+        "civilite",  # 'M", "F", or "X"
         "date_naissance",
         "lieu_naissance",
         "dept_naissance",
@@ -254,10 +274,10 @@ _identiteEditor = EditableTable(
     input_formators={
         "nom": force_uppercase,
         "prenom": force_uppercase,
-        "sexe": force_uppercase,
+        "civilite": input_civilite,
         "date_naissance": DateDMYtoISO,
     },
-    output_formators={"date_naissance": DateISOtoDMY, "sexe": normalize_sexe},
+    output_formators={"date_naissance": DateISOtoDMY},
     convert_null_outputs_to_empty=True,
     allow_set_id=True,  # car on specifie le code Apogee a la creation
 )
@@ -266,13 +286,14 @@ identite_delete = _identiteEditor.delete
 
 
 def identite_list(cnx, *a, **kw):
-    "list, add 'annee_naissance'"
+    """List, adding on the fly 'annee_naissance' and 'civilite_str' (M., Mme, "")."""
     objs = _identiteEditor.list(cnx, *a, **kw)
     for o in objs:
         if o["date_naissance"]:
             o["annee_naissance"] = int(o["date_naissance"].split("/")[2])
         else:
             o["annee_naissance"] = o["date_naissance"]
+        o["civilite_str"] = format_civilite(o["civilite"])
     return objs
 
 
@@ -369,7 +390,6 @@ def identite_edit(cnx, args, context=None, REQUEST=None):
     if notify_to:
         # etat AVANT edition pour envoyer diffs
         before = identite_list(cnx, {"etudid": args["etudid"]})[0]
-        before["sexe"] = format_sexe(before["sexe"])
 
     identite_edit_nocheck(cnx, args)
 
@@ -377,7 +397,6 @@ def identite_edit(cnx, args, context=None, REQUEST=None):
     if notify_to:
         etud = context.getEtudInfo(etudid=args["etudid"], filled=True)[0]
         after = identite_list(cnx, {"etudid": args["etudid"]})[0]
-        after["sexe"] = format_sexe(after["sexe"])
         notify_etud_change(
             context,
             notify_to,
@@ -409,7 +428,7 @@ def notify_etud_change(context, email_addr, etud, before, after, subject):
     """
     txt = [
         "Code NIP:" + etud["code_nip"],
-        "Genre: " + etud["sexe"],
+        "Civilité: " + etud["civilite_str"],
         "Nom: " + etud["nom"],
         "Prénom: " + etud["prenom"],
         "Etudid: " + etud["etudid"],
diff --git a/scolog.py b/scolog.py
index 35ce038c..6ce6e542 100644
--- a/scolog.py
+++ b/scolog.py
@@ -26,9 +26,11 @@
 ##############################################################################
 
 
-import pdb, os, sys
-from sco_exceptions import *
-from notesdb import *
+import pdb
+import os
+import sys
+
+import notesdb as ndb
 from notes_log import retreive_request
 
 
@@ -46,8 +48,8 @@ def logdb(REQUEST=None, cnx=None, method=None, etudid=None, msg=None, commit=Tru
     else:
         args = {"authenticated_user": None, "remote_addr": None, "remote_host": None}
     args.update({"method": method, "etudid": etudid, "msg": msg})
-    quote_dict(args)
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    ndb.quote_dict(args)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         "insert into scolog (authenticated_user,remote_addr,remote_host,method,etudid,msg) values (%(authenticated_user)s,%(remote_addr)s,%(remote_host)s,%(method)s,%(etudid)s,%(msg)s)",
         args,
@@ -58,7 +60,7 @@ def logdb(REQUEST=None, cnx=None, method=None, etudid=None, msg=None, commit=Tru
 
 def loglist(cnx, method=None, authenticated_user=None):
     """List of events logged for these method and user"""
-    cursor = cnx.cursor(cursor_factory=ScoDocCursor)
+    cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
     cursor.execute(
         "select * from scolog where method=%(method)s and authenticated_user=%(authenticated_user)s",
         {"method": method, "authenticated_user": authenticated_user},
diff --git a/scotests/demo/demo_reset_noms.py b/scotests/demo/demo_reset_noms.py
index 5d569362..d1f00cf3 100755
--- a/scotests/demo/demo_reset_noms.py
+++ b/scotests/demo/demo_reset_noms.py
@@ -3,12 +3,12 @@
 
 """Outils pour environnements de démo.
 
-Change aléatoirement les identites (nip, sexe, nom, prenom) des étudiants d'un semestre.
+Change aléatoirement les identites (nip, civilite, nom, prenom) des étudiants d'un semestre.
 
 Le NIP est choisi aléatoirement (nombre entier à 8 chiffres).
 Les noms et prénoms sont issus des fichiers noms.txt, prenoms-h.txt, prenoms-f.txt
 (ce sont simlement les plus fréquemment rencontrés en France).
-Le sexe est choisi aléatoirement 50-50.
+La civilité est choisie aléatoirement 50-50 Homme/Femme.
 """
 
 import sys
@@ -54,17 +54,17 @@ cursor.execute(
 wcursor = cnx.cursor()
 n = 0
 for (etudid,) in cursor:
-    sexe = random.choice(("M.", "MME"))
-    nom, prenom = nomprenom(sexe)
+    civilite = random.choice(("M", "F"))  # pas de neutre, on pourrait ajouter 'X'
+    nom, prenom = nomprenom(civilite)
     print(f"{etudid}: {nom}\t{prenom}")
     args = {
         "nom": nom,
         "prenom": prenom,
-        "sexe": sexe,
+        "civilite": civilite,
         "etudid": etudid,
         "code_nip": random.randrange(10000000, 99999999),
     }
-    req = "update identite set nom=%(nom)s, prenom=%(prenom)s, sexe=%(sexe)s where etudid=%(etudid)s"
+    req = "update identite set nom=%(nom)s, prenom=%(prenom)s, civilite=%(civilite)s where etudid=%(etudid)s"
     # print( req % args)
     wcursor.execute(req, args)
     n += 1
diff --git a/scotests/demo/gen_nomprenoms.py b/scotests/demo/gen_nomprenoms.py
index ec36fd75..6ab85188 100644
--- a/scotests/demo/gen_nomprenoms.py
+++ b/scotests/demo/gen_nomprenoms.py
@@ -10,14 +10,19 @@ cur_dir = Path(os.path.abspath(__file__)).parent
 NOMS = [x.strip() for x in open(cur_dir / "noms.txt").readlines()]
 PRENOMS_H = [x.strip() for x in open(cur_dir / "prenoms-h.txt").readlines()]
 PRENOMS_F = [x.strip() for x in open(cur_dir / "prenoms-f.txt").readlines()]
+PRENOMS_X = [x.strip() for x in open(cur_dir / "prenoms-x.txt").readlines()]
 
 
-def nomprenom(sexe):
-    """un nom et un prenom au hasard,
-    toujours en majuscules.
+def nomprenom(civilite):
+    """Un nom et un prenom au hasard,
+    toujours en majuscules. Pour tests et démos.
     """
-    if "e" in sexe.lower() or "f" in sexe.lower():
+    if civilite == "F":
         prenom = random.choice(PRENOMS_F)
-    else:
+    elif civilite == "M":
         prenom = random.choice(PRENOMS_H)
+    elif civilite == "X":
+        prenom = random.choice(PRENOMS_X)
+    else:
+        raise ValueError("civilite must be M, F or X")
     return random.choice(NOMS).upper(), prenom.upper()
diff --git a/scotests/demo/prenoms-x.txt b/scotests/demo/prenoms-x.txt
new file mode 100644
index 00000000..68ce1abf
--- /dev/null
+++ b/scotests/demo/prenoms-x.txt
@@ -0,0 +1,10 @@
+Camille
+Sacha
+Eden
+Maxime
+Morgan
+Charlie
+Alix
+Claude
+Ufuk
+Lou
diff --git a/scotests/sco_fake_gen.py b/scotests/sco_fake_gen.py
index ef513af9..6ab7cddd 100644
--- a/scotests/sco_fake_gen.py
+++ b/scotests/sco_fake_gen.py
@@ -34,10 +34,18 @@ import sco_edit_ue
 import sco_codes_parcours
 import sco_saisie_notes
 
+<<<<<<< HEAD
 DEMO_DIR = sco_utils.SCO_SRC_DIR + "/scotests/demo/"
 NOMS = [x.strip() for x in open(DEMO_DIR + "/noms.txt").readlines()]
 PRENOMS_H = [x.strip() for x in open(DEMO_DIR + "/prenoms-h.txt").readlines()]
 PRENOMS_F = [x.strip() for x in open(DEMO_DIR + "/prenoms-f.txt").readlines()]
+=======
+DEMODIR = sco_utils.SCO_SRCDIR + "/scotests/demo/"
+NOMS = [x.strip() for x in open(DEMODIR + "/noms.txt").readlines()]
+PRENOMS_H = [x.strip() for x in open(DEMODIR + "/prenoms-h.txt").readlines()]
+PRENOMS_F = [x.strip() for x in open(DEMODIR + "/prenoms-f.txt").readlines()]
+PRENOMS_X = [x.strip() for x in open(DEMODIR + "/prenoms-x.txt").readlines()]
+>>>>>>> a50a9eb8e8ed1b949c5ca16250186345f2f9e066
 # nb: en python2, les chaines ci-dessus sont en utf8
 
 
@@ -66,16 +74,20 @@ class ScoFake:
             sys.stderr.flush()
         log("ScoFake: " + str(msg))
 
-    def sexenomprenom(self):
+    def civilitenomprenom(self):
         """un nom et un prenom au hasard,
         toujours en majuscules.
         """
-        sexe = random.choice(("M", "F"))
-        if "e" in sexe.lower() or "f" in sexe.lower():
+        civilite = random.choice(("M", "M", "M", "F", "F", "F", "X"))
+        if civilite == "F":
             prenom = random.choice(PRENOMS_F)
-        else:
+        elif civilite == "M":
             prenom = random.choice(PRENOMS_H)
-        return sexe, random.choice(NOMS).upper(), prenom.upper()
+        elif civilite == "X":
+            prenom = random.choice(PRENOMS_X)
+        else:
+            raise ValueError("invalid civilite value")
+        return civilite, random.choice(NOMS).upper(), prenom.upper()
 
     @logging_meth
     def create_etud(
@@ -85,7 +97,7 @@ class ScoFake:
         nom="",
         prenom="",
         code_ine="",
-        sexe="",
+        civilite="",
         etape="TST1",
         email="test@localhost",
         emailperso="perso@localhost",
@@ -106,10 +118,10 @@ class ScoFake:
             cnx = self.context.GetDBConnexion()
         if code_nip == "":
             code_nip = str(random.randint(10000, 99999))
-        if not sexe or not nom or not prenom:
-            r_sexe, r_nom, r_prenom = self.sexenomprenom()
-            if not sexe:
-                sexe = r_sexe
+        if not civilite or not nom or not prenom:
+            r_civilite, r_nom, r_prenom = self.civilitenomprenom()
+            if not civilite:
+                civilite = r_civilite
             if not nom:
                 nom = r_nom
             if not prenom:
diff --git a/scotests/test_basic.py b/scotests/test_basic.py
index fe1a9ad1..c98cb321 100644
--- a/scotests/test_basic.py
+++ b/scotests/test_basic.py
@@ -13,6 +13,8 @@ import random
 
 import scotests.sco_fake_gen as sco_fake_gen  # pylint: disable=import-error
 import sco_utils
+import sco_abs
+import sco_abs_views
 
 G = sco_fake_gen.ScoFake(context.Notes)  # pylint: disable=undefined-variable
 G.verbose = False
@@ -64,3 +66,28 @@ for etud in etuds:
     nb_changed, nb_suppress, existing_decisions = G.create_note(
         evaluation=e, etud=etud, note=float(random.randint(0, 20))
     )
+
+# --- Saisie absences
+etudid = etuds[0]["etudid"]
+
+_ = sco_abs_views.doSignaleAbsence(
+    context.Absences,
+    "15/01/2020",
+    "18/01/2020",
+    demijournee=2,
+    etudid=etudid,
+    REQUEST=REQUEST,
+)
+
+_ = sco_abs_views.doJustifAbsence(
+    context.Absences,
+    "17/01/2020",
+    "18/01/2020",
+    demijournee=2,
+    etudid=etudid,
+    REQUEST=REQUEST,
+)
+
+a = sco_abs.getAbsSemEtud(context.Absences, sem, etudid)
+assert a.CountAbs() == 3
+assert a.CountAbsJust() == 1
diff --git a/test_jurype.py b/scotests/test_jurype.py
similarity index 100%
rename from test_jurype.py
rename to scotests/test_jurype.py
diff --git a/static/css/scodoc.css b/static/css/scodoc.css
index 48dd4df8..deb9cf3c 100644
--- a/static/css/scodoc.css
+++ b/static/css/scodoc.css
@@ -332,8 +332,7 @@ h2.listesems {
   margin-bottom: 0px;
 }
 
-table.semlist tr.gt_firstrow th {
-}
+/* table.semlist tr.gt_firstrow th {} */
 
 table.semlist tr td {
  border: none;
@@ -690,8 +689,7 @@ a.stdlink:hover {
   text-decoration: underline;
 }
 
-a.link_accessible {
-}
+/* a.link_accessible {} */
 a.link_unauthorized, a.link_unauthorized:visited {
   color: rgb(75,75,75);
 }
@@ -712,8 +710,8 @@ span.spanlink:hover {
  margin-bottom: 3px;
  -ms-word-break: break-all;
  word-break: break-all;
- // non std for webkit:
- work-break: break-word; 
+ /* non std for webkit: */
+ word-break: break-word; 
  -webkit-hyphens: auto;
  -moz-hyphens: auto;
  hyphens: auto;
@@ -913,9 +911,10 @@ span.eval_title {
     font-weight: bold; 
     font-size: 14pt;
 }
-#saisie_notes span.eval_title {
-    /* border-bottom: 1px solid rgb(100,100,100); */
+/* #saisie_notes span.eval_title {
+    border-bottom: 1px solid rgb(100,100,100);
 }
+*/
 
 span.jurylink {
     margin-left: 1.5em;
@@ -1012,9 +1011,6 @@ h2.formsemestre, .gtrcontent h2 {
     border-width: 0;
     border-collapse: collapse;
 }
-.formsemestre_page_title table.semtitle {
-    /* width: 100%; */
-}
 
 .formsemestre_page_title { 
     width: 100%;
@@ -1058,6 +1054,9 @@ h2.formsemestre, .gtrcontent h2 {
 #formnotes .tf-ro-field.formnote_bareme {
     font-weight: bold;
 }
+#formnotes td.tf-fieldlabel {
+    border-bottom: 1px dotted #fdcaca;
+}
 /*
 .formsemestre_menubar {
     border-top: 3px solid #67A7E3;
@@ -1105,8 +1104,6 @@ h2.formsemestre, .gtrcontent h2 {
   width : 200px;
 }
 
-.sco_dropdown_menu {
-}
 .sco_dropdown_menu > li {
   width : auto; /* 120px !important; */
   font-size: 12px;
@@ -1133,10 +1130,6 @@ span.inscr_addremove_menu {
     font-weight: bold;
     padding-right: 1px;
 }
-.formsemestre_page_title span.lock {
-
-}
-
 div.formsemestre_status {
     -moz-border-radius: 8px;
     -khtml-border-radius: 8px;
@@ -1227,10 +1220,6 @@ ul.ue_inscr_list li.etud {
    border-spacing: 1px;
 }
 
-#grouplists td {
-}
-
-
 /* Modules */
 div.moduleimpl_tableaubord { 
   padding: 7px;
@@ -1264,20 +1253,10 @@ th.moduleimpl_evaluations a:hover {
    text-decoration: underline;
 }
 
-tr.moduleimpl_evaluation_row {
-}
-
-td.moduleimpl_evaluation_row {
-}
-
 tr.mievr {
    background-color:#eeeeee;
 }
 
-tr.mievr_spaced {
-   /* margin-top: 20px; */
-}
-
 tr.mievr_rattr {
    background-color:#dddddd;
 }
@@ -1575,8 +1554,6 @@ tr.recap_row_min, tr.recap_row_max {
    font-weight: normal;
    font-style: italic;
 }
-tr.recap_row_coef {   
-}
 tr.recap_row_moy {
     font-weight: bold;
 }
@@ -1809,9 +1786,6 @@ div.bulletin_menubar {
    text-decoration: underline;
 }
 
-div.bull_appreciations {
-}
-
 .bull_appreciations p {
    margin: 0;
    font-style: italic; 
@@ -1867,9 +1841,6 @@ input.note_saved {
  color: green;
 }
 
-input.note {
-}
-
 span.history {
   font-style: italic;
 }
@@ -2016,9 +1987,6 @@ td.fvs_val_inf {
  color: red;
 }
 
-td.fvs_chk {
-}
-
 td.fvs_tit {
  font-weight: bold;
  text-align: left;
@@ -2274,8 +2242,6 @@ table.recap_hide_details tr.sem_courant td.ue_acro span, table.recap_hide_detail
   padding-bottom: 5px;
 }
 
-td.rcp_moy {  
-}
 td.sem_ects_tit {
  text-align: right;
 }
@@ -2308,9 +2274,6 @@ td.ue_cmp {
   color: green;
 }
 
-td.ue { 
-}
-
 td.ue_capitalized {
   text-decoration: underline;
 }
@@ -2354,9 +2317,6 @@ div.pas_sembox {
   font-family: arial,verdana,sans-serif;
 }
 
-div.pas_empty_sems {
-}
-
 span.sp_etape {
   display: inline-block;
   width: 4em;
@@ -2365,10 +2325,6 @@ span.sp_etape {
   color: black;
 }
 
-.inscrit {
-/*  font-weight: bold; */
-}
-
 .inscrailleurs {
   font-weight: bold;
   color: red !important;
@@ -2534,9 +2490,6 @@ td.calday {
   vertical-align: top;
 }
 
-div.cal_evaluations table.monthcalendar td.calcol {
-}
-
 div.cal_evaluations table.monthcalendar td.calcell {
   padding-left: 0.6em;
   width: 6em;
@@ -2585,24 +2538,24 @@ div.update_warning_sub {
     padding-left: 8ex;
 }
 
-/* Titres des tabs: */
-.nav-tabs li a { 
-    /* font-variant: small-caps; */
-    /*font-size: 13pt;*/
-}
+/* 
+  Titres des tabs:
+  .nav-tabs li a { 
+      font-variant: small-caps;
+      font-size: 13pt;
+  }
 
-/*
-#group-tabs {
- clear: both;
-}
+  #group-tabs {
+  clear: both;
+  }
 
-#group-tabs ul {
- display: inline;
-}
+  #group-tabs ul {
+  display: inline;
+  }
 
-#group-tabs ul li {
- display: inline;
-}
+  #group-tabs ul li {
+  display: inline;
+  }
 */
 
 /* Page accueil */
@@ -2758,10 +2711,6 @@ div.apo_csv_list {
 div.apo_compare_csv_form_but {
   margin-top: 10px;
   margin-bottom: 10px;
-}
-div.apo_compare_csv_form_submit {
-  
-  
 }
 div.apo_compare_csv_form_submit input {
   margin-top: 2ex;
@@ -2892,12 +2841,9 @@ div#formsemestre_ext_edit_ue_validations {
 form.tf_ext_edit_ue_validations table {
   border-collapse: collapse;
   width: 97%;
-  margin-left: 1em;ext
+  margin-left: 1em;
   margin-right: 1em;
 }
-form.tf_ext_edit_ue_validations table, form.tf_ext_edit_ue_validations table th, form.tf_ext_edit_ue_validations table td {
-  /* border: 1px solid black; */
-}
 form.tf_ext_edit_ue_validations table th, form.tf_ext_edit_ue_validations table td {
   border-bottom: 1px solid rgb(168, 168, 168);
 }
diff --git a/static/js/apo_semset_maq_status.js b/static/js/apo_semset_maq_status.js
index 3b2a3487..445bdf87 100644
--- a/static/js/apo_semset_maq_status.js
+++ b/static/js/apo_semset_maq_status.js
@@ -1,6 +1,6 @@
 
-$(function() {
-    $( "div#export_help" ).accordion( {
+$(function () {
+    $("div#export_help").accordion({
         heightStyle: "content",
         collapsible: true,
         active: false,
@@ -21,8 +21,8 @@ function display(r, c, row, col) {
 
 function show_tag(all_rows, all_cols, tag) {
     // Filtrer tous les étudiants
-    all_rows.split(',').forEach(function(r) {
-        all_cols.split(',').forEach(function(c) {
+    all_rows.split(',').forEach(function (r) {
+        all_cols.split(',').forEach(function (c) {
             etudiants = r + c.substring(1);
             $(etudiants).css("display", "none");
         })
@@ -34,36 +34,36 @@ function show_tag(all_rows, all_cols, tag) {
 function show_filtres(effectifs, filtre_row, filtre_col) {
     $("#compte").html(effectifs);
     if ((filtre_row == '') && (filtre_col == '')) {
-            $("#sans_filtre").css("display", "");
-            $("#filtre_row").css("display", "none");
-            $("#filtre_col").css("display", "none");
+        $("#sans_filtre").css("display", "");
+        $("#filtre_row").css("display", "none");
+        $("#filtre_col").css("display", "none");
     } else {
-            $("#sans_filtre").css("display", "none");
-            if (filtre_row == '') {
-                $("#filtre_row").css("display", "none");
-                $("#filtre_col").css("display", "");
-                $("#filtre_col").html("Filtre sur code étape: " + filtre_col);
-            } else if (filtre_col == '') {
-                $("#filtre_row").css("display", "");
-                $("#filtre_col").css("display", "none");
-                $("#filtre_row").html("Filtre sur semestre: " + filtre_row);
-            } else {
-                $("#filtre_row").css("display", "");
-                $("#filtre_col").css("display", "");
-                $("#filtre_row").html("Filtre sur semestre: " + filtre_row);
-                $("#filtre_col").html("Filtre sur code étape: " + filtre_col);
-            }
+        $("#sans_filtre").css("display", "none");
+        if (filtre_row == '') {
+            $("#filtre_row").css("display", "none");
+            $("#filtre_col").css("display", "");
+            $("#filtre_col").html("Filtre sur code étape: " + filtre_col);
+        } else if (filtre_col == '') {
+            $("#filtre_row").css("display", "");
+            $("#filtre_col").css("display", "none");
+            $("#filtre_row").html("Filtre sur semestre: " + filtre_row);
+        } else {
+            $("#filtre_row").css("display", "");
+            $("#filtre_col").css("display", "");
+            $("#filtre_row").html("Filtre sur semestre: " + filtre_row);
+            $("#filtre_col").html("Filtre sur code étape: " + filtre_col);
+        }
     }
 }
 
 function doFiltrage(all_rows, all_cols, row, col, effectifs, filtre_row, filtre_col) {
     show_filtres(effectifs, filtre_row, filtre_col)
-    all_rows.split(',').forEach(function(r) {
-        all_cols.split(',').forEach(function(c) {
+    all_rows.split(',').forEach(function (r) {
+        all_cols.split(',').forEach(function (c) {
             etudiants = r + c.substring(1);
             $(etudiants).css("display", display(r, c, row, col));
-        })
-    })
+        });
+    });
 
     $('.repartition td').css("background-color", "");
     $('.repartition th').css("background-color", "");