DocScoDoc/app/scodoc/SuppressAccents.py

# -*- mode: python -*-
# -*- coding: utf-8 -*-

"""Suppression des accents d'une chaine

Source: http://wikipython.flibuste.net/moin.py/JouerAvecUnicode#head-1213938516c633958921591439c33d202244e2f4
"""
import six

_reptable = {}


def _fill_reptable():
    _corresp = [
        (
            u"A",
            [0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x0100, 0x0102, 0x0104],
        ),
        (u"AE", [0x00C6]),
        (
            u"a",
            [0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x0101, 0x0103, 0x0105],
        ),
        (u"ae", [0x00E6]),
        (u"C", [0x00C7, 0x0106, 0x0108, 0x010A, 0x010C]),
        (u"c", [0x00E7, 0x0107, 0x0109, 0x010B, 0x010D]),
        (u"D", [0x00D0, 0x010E, 0x0110]),
        (u"d", [0x00F0, 0x010F, 0x0111]),
        (
            u"E",
            [0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x0112, 0x0114, 0x0116, 0x0118, 0x011A],
        ),
        (
            u"e",
            [
                0x00E8,
                0xE9,
                0x00E9,
                0x00EA,
                0xEB,
                0x00EB,
                0x0113,
                0x0115,
                0x0117,
                0x0119,
                0x011B,
            ],
        ),
        (u"G", [0x011C, 0x011E, 0x0120, 0x0122]),
        (u"g", [0x011D, 0x011F, 0x0121, 0x0123]),
        (u"H", [0x0124, 0x0126]),
        (u"h", [0x0125, 0x0127]),
        (
            u"I",
            [0x00CC, 0x00CD, 0x00CE, 0x00CF, 0x0128, 0x012A, 0x012C, 0x012E, 0x0130],
        ),
        (
            u"i",
            [0x00EC, 0x00ED, 0x00EE, 0x00EF, 0x0129, 0x012B, 0x012D, 0x012F, 0x0131],
        ),
        (u"IJ", [0x0132]),
        (u"ij", [0x0133]),
        (u"J", [0x0134]),
        (u"j", [0x0135]),
        (u"K", [0x0136]),
        (u"k", [0x0137, 0x0138]),
        (u"L", [0x0139, 0x013B, 0x013D, 0x013F, 0x0141]),
        (u"l", [0x013A, 0x013C, 0x013E, 0x0140, 0x0142]),
        (u"N", [0x00D1, 0x0143, 0x0145, 0x0147, 0x014A]),
        (u"n", [0x00F1, 0x0144, 0x0146, 0x0148, 0x0149, 0x014B]),
        (
            u"O",
            [0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D8, 0x014C, 0x014E, 0x0150],
        ),
        (
            u"o",
            [0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F8, 0x014D, 0x014F, 0x0151],
        ),
        (u"OE", [0x0152]),
        (u"oe", [0x0153]),
        (u"R", [0x0154, 0x0156, 0x0158]),
        (u"r", [0x0155, 0x0157, 0x0159]),
        (u"S", [0x015A, 0x015C, 0x015E, 0x0160]),
        (u"s", [0x015B, 0x015D, 0x015F, 0x01610, 0x017F, 0x0218]),
        (u"T", [0x0162, 0x0164, 0x0166]),
        (u"t", [0x0163, 0x0165, 0x0167]),
        (
            u"U",
            [
                0x00D9,
                0x00DA,
                0x00DB,
                0x00DC,
                0x0168,
                0x016A,
                0x016C,
                0x016E,
                0x0170,
                0x172,
            ],
        ),
        (
            u"u",
            [
                0x00F9,
                0x00FA,
                0x00FB,
                0x00FC,
                0x0169,
                0x016B,
                0x016D,
                0x016F,
                0x0171,
                0xB5,
            ],
        ),
        (u"W", [0x0174]),
        (u"w", [0x0175]),
        (u"Y", [0x00DD, 0x0176, 0x0178]),
        (u"y", [0x00FD, 0x00FF, 0x0177]),
        (u"Z", [0x0179, 0x017B, 0x017D]),
        (u"z", [0x017A, 0x017C, 0x017E]),
        (
            u"",
            [
                0x80,
                0x81,
                0x82,
                0x83,
                0x84,
                0x85,
                0x86,
                0x87,
                0x88,
                0x89,
                0x8A,
                0x8B,
                0x8C,
                0x8D,
                0x8E,
                0x8F,
                0x90,
                0x91,
                0x92,
                0x93,
                0x94,
                0x95,
                0x96,
                0x97,
                0x98,
                0x99,
                0x9A,
                0x9B,
                0x9C,
                0x9D,
                0x9E,
                0x9F,
            ],
        ),  # misc controls
        (u" ", [0x00A0]),  # &nbsp
        (u"!", [0xA1]),  # ¡
        (u"c", [0xA2]),  # cent
        (u"L", [0xA3]),  # pound
        (u"o", [0xA4]),  # currency symbol
        (u"Y", [0xA5]),  # yen
        (u"|", [0xA6]),  # Broken Bar	¦
        (u"S", [0xA7]),  # section
        (u"", [0xA8]),  # diaeresis ¨
        (u"", [0xA9]),  # copyright
        (u'"', [0xAB, 0xBA]),  # &laquo;, &raquo; <<, >>
        (u" ", [0xAC]),  # Math Not Sign
        (u"", [0xAD]),  # DashPunctuation
        (u"(r)", [0xAE]),  # registred
        (u"-", [0xAF]),  # macron
        (u"", [0xB0]),  # degre
        (u"+-", [0xB1]),  # +-
        (u"2", [0x00B2, 0xB2]),  # deux exposant
        (u"3", [0xB3]),  # 3 exposant
        (u".", [0xB7]),  # &middot;,
        (u"1/4", [0xBC]),  # 1/4
        (u"1/2", [0xBD]),  # 1/2
        (u"3/4", [0xBE]),  # 3/4
        (u"e", [0x20AC]),  # euro
        (u"--", [0x2013]),  # EN DASH
        (u"'", [0x2018, 0x2019, 0x201A]),  # LEFT, RIGHT SINGLE QUOTATION MARK
        (u" ", [0x2020]),  # dagger
    ]
    global _reptable
    for repchar, codes in _corresp:
        for code in codes:
            _reptable[code] = repchar


_fill_reptable()


def suppression_diacritics(s):
    """Suppression des accents et autres marques.

    @param s: le texte à nettoyer.
    @type s: str ou unicode
    @return: le texte nettoyé de ses marques diacritiques.
    @rtype: unicode
    """
    if isinstance(s, str):
        s = six.text_type(s, "utf8", "replace")
    return s.translate(_reptable)