Grammalecte  Diff

def cleanWord (sWord):
    "word simplication before calculating distance between words"
    return sWord.lower().translate(_xTransChars).replace("eau", "o").replace("au", "o")


aVowel = set("aáàâäāeéèêëēiíìîïīoóòôöōuúùûüūyýỳŷÿȳœæAÁÀÂÄĀEÉÈÊËĒIÍÌÎÏĪOÓÒÔÖŌUÚÙÛÜŪYÝỲŶŸȲŒÆ")
aConsonant = set("bcdefghjklmnñpqrstvwxzBCDEFGHJKLMNÑPQRSTVWXZ")
aDouble = set("bcdfjklmnprstzBCDFJKLMNPRSTZ")  # letter that may be used twice successively
aConsonant = set("bcçdfghjklmnñpqrstvwxzBCÇDFGHJKLMNÑPQRSTVWXZ")
aDouble = set("bcçdfjklmnprstzBCÇDFJKLMNPRSTZ")  # letters that may be used twice successively


# Similar chars

d1to1 = {
    "1": "liîLIÎ",
    "2": "zZ",

d1toX = {
    "æ": ("ae",),
    "Æ": ("AE",),
    "b": ("bb",),
    "B": ("BB",),
    "c": ("cc", "ss", "qu", "ch"),
    "C": ("CC", "SS", "QU", "CH"),
    "ç": ("ss", "cc", "qh", "ch"),
    "Ç": ("SS", "CC", "QH", "CH"),
    "d": ("dd",),
    "D": ("DD",),
    "é": ("ai", "ei"),
    "É": ("AI", "EI"),
    "è": ("ai", "ei"),
    "È": ("AI", "EI"),
    "ê": ("ai", "ei"),
    "Ê": ("AI", "EI"),
    "ë": ("ai", "ei"),
    "Ë": ("AI", "EI"),
    "f": ("ff", "ph"),
    "F": ("FF", "PH"),
    "g": ("gu", "ge", "gg", "gh"),
    "G": ("GU", "GE", "GG", "GH"),
    "j": ("jj", "dj"),
    "J": ("JJ", "DJ"),
    "k": ("qu", "ck", "ch", "cu", "kk", "kh"),

    "t": ("tt", "th"),
    "T": ("TT", "TH"),
    "x": ("cc", "ct", "xx"),
    "X": ("CC", "CT", "XX"),
    "z": ("ss", "zh"),
    "Z": ("SS", "ZH"),
}


def get1toXReplacement (cPrev, cCur, cNext):
    if cCur in aConsonant  and  (cPrev in aConsonant  or  cNext in aConsonant):
        return ()
    return d1toX.get(cCur, ())


d2toX = {
    "an": ("en",),
    "AN": ("EN",),
    "au": ("eau", "o", "ô"),
    "AU": ("EAU", "O", "Ô"),
    "en": ("an",),