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if sWord.isupper() and len(sWord) > 1:
l.extend(self.morph(sWord.capitalize()))
return l
def suggest (self, sWord, nMaxSugg=10):
"returns a set of suggestions for <sWord>"
aSugg = set()
if sWord.istitle():
aSugg.update(self._suggest(sWord, nMaxDel=len(sWord) // 5))
aSugg.update(self._suggest(sWord.lower(), nMaxDel=len(sWord) // 5))
aSugg = set(map(lambda sSugg: sSugg.title(), aSugg))
elif sWord.islower():
aSugg.update(self._suggest(sWord, nMaxDel=len(sWord) // 5))
aSugg.update(self._suggest(sWord.title(), nMaxDel=len(sWord) // 5))
else:
aSugg.update(self._suggest(sWord, nMaxDel=len(sWord) // 5))
if not aSugg:
print("crush useless chars")
aSugg.update(self._suggestWithCrushedUselessChars(cp.clearWord(sWord)))
aSugg = filter(lambda sSugg: not sSugg.endswith("è") and not sSugg.endswith("È"), aSugg) # fr language
return sorted(aSugg, key=lambda sSugg: cp.distanceDamerauLevenshtein(sWord, sSugg))[:nMaxSugg]
def _suggest (self, sRemain, nMaxDel=0, nDeep=0, iAddr=0, sNewWord="", bAvoidLoop=False):
"returns a set of suggestions"
# recursive function
#show(nDeep, sNewWord + ":" + sRemain)
aSugg = set()
if not sRemain:
if int.from_bytes(self.byDic[iAddr:iAddr+self.nBytesArc], byteorder='big') & self._finalNodeMask:
#show(nDeep, "___" + sNewWord + "___")
aSugg.add(sNewWord)
for sTail in self._getTails(iAddr):
aSugg.add(sNewWord+sTail)
return aSugg
cCurrent = sRemain[0:1]
for cChar, jAddr in self._getSimilarArcs(cCurrent, iAddr):
aSugg.update(self._suggest(sRemain[1:], nMaxDel, nDeep+1, jAddr, sNewWord+cChar))
if not bAvoidLoop: # avoid infinite loop
if cCurrent == sRemain[1:2]:
# same char, we remove 1 char without adding 1 to <sNewWord>
aSugg.update(self._suggest(sRemain[1:], nMaxDel, nDeep+1, iAddr, sNewWord))
else:
# switching chars
aSugg.update(self._suggest(sRemain[1:2]+sRemain[0:1]+sRemain[2:], nMaxDel, nDeep+1, iAddr, sNewWord, True))
# delete char
if nMaxDel > 0:
aSugg.update(self._suggest(sRemain[1:], nMaxDel-1, nDeep+1, iAddr, sNewWord, True))
# Replacements
for sRepl in cp.d1toX.get(cCurrent, ()):
aSugg.update(self._suggest(sRepl + sRemain[1:], nMaxDel, nDeep+1, iAddr, sNewWord, True))
for sRepl in cp.d2toX.get(sRemain[0:2], ()):
aSugg.update(self._suggest(sRepl + sRemain[2:], nMaxDel, nDeep+1, iAddr, sNewWord, True))
# end of word
if len(sRemain) == 2:
for sRepl in cp.dFinal2.get(sRemain, ()):
aSugg.update(self._suggest(sRepl, nMaxDel, nDeep+1, iAddr, sNewWord, True))
elif len(sRemain) == 1:
aSugg.update(self._suggest("", nMaxDel, nDeep+1, iAddr, sNewWord, True)) # remove last char and go on
for sRepl in cp.dFinal1.get(sRemain, ()):
aSugg.update(self._suggest(sRepl, nMaxDel, nDeep+1, iAddr, sNewWord, True))
return aSugg
def _getSimilarArcs (self, cChar, iAddr):
"generator: yield similar char of <cChar> and address of the following node"
for c in cp.d1to1.get(cChar, [cChar]):
if c in self.dChar:
jAddr = self._lookupArcNode(self.dChar[c], iAddr)
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if sWord.isupper() and len(sWord) > 1:
l.extend(self.morph(sWord.capitalize()))
return l
def suggest (self, sWord, nMaxSugg=10):
"returns a set of suggestions for <sWord>"
aSugg = set()
nMaxDel = len(sWord) // 5
nMaxHardRepl = max((len(sWord) - 5) // 2, 1)
if sWord.istitle():
aSugg.update(self._suggest(sWord, nMaxDel=nMaxDel, nMaxHardRepl=nMaxHardRepl))
aSugg.update(self._suggest(sWord.lower(), nMaxDel=nMaxDel, nMaxHardRepl=nMaxHardRepl))
aSugg = set(map(lambda sSugg: sSugg.title(), aSugg))
elif sWord.islower():
aSugg.update(self._suggest(sWord, nMaxDel=nMaxDel, nMaxHardRepl=nMaxHardRepl))
aSugg.update(self._suggest(sWord.title(), nMaxDel=nMaxDel, nMaxHardRepl=nMaxHardRepl))
else:
aSugg.update(self._suggest(sWord, nMaxDel=nMaxDel, nMaxHardRepl=nMaxHardRepl))
if not aSugg:
#print("crush useless chars")
aSugg.update(self._suggestWithCrushedUselessChars(cp.clearWord(sWord)))
aSugg = filter(lambda sSugg: not sSugg.endswith("è") and not sSugg.endswith("È"), aSugg) # fr language
return sorted(aSugg, key=lambda sSugg: cp.distanceDamerauLevenshtein(sWord, sSugg))[:nMaxSugg]
def _suggest (self, sRemain, nMaxDel=0, nMaxHardRepl=0, nDeep=0, iAddr=0, sNewWord="", bAvoidLoop=False):
"returns a set of suggestions"
# recursive function
#show(nDeep, sNewWord + ":" + sRemain)
aSugg = set()
if not sRemain:
if int.from_bytes(self.byDic[iAddr:iAddr+self.nBytesArc], byteorder='big') & self._finalNodeMask:
#show(nDeep, "___" + sNewWord + "___")
aSugg.add(sNewWord)
for sTail in self._getTails(iAddr):
aSugg.add(sNewWord+sTail)
return aSugg
cCurrent = sRemain[0:1]
for cChar, jAddr in self._getSimilarArcs(cCurrent, iAddr):
aSugg.update(self._suggest(sRemain[1:], nMaxDel, nMaxHardRepl, nDeep+1, jAddr, sNewWord+cChar))
if not bAvoidLoop: # avoid infinite loop
if cCurrent == sRemain[1:2]:
# same char, we remove 1 char without adding 1 to <sNewWord>
aSugg.update(self._suggest(sRemain[1:], nMaxDel, nMaxHardRepl, nDeep+1, iAddr, sNewWord))
else:
# switching chars
aSugg.update(self._suggest(sRemain[1:2]+sRemain[0:1]+sRemain[2:], nMaxDel, nMaxHardRepl, nDeep+1, iAddr, sNewWord, True))
# delete char
if nMaxDel > 0:
aSugg.update(self._suggest(sRemain[1:], nMaxDel-1, nMaxHardRepl, nDeep+1, iAddr, sNewWord, True))
# Phonetic replacements
for sRepl in cp.d1toX.get(cCurrent, ()):
aSugg.update(self._suggest(sRepl + sRemain[1:], nMaxDel, nMaxHardRepl, nDeep+1, iAddr, sNewWord, True))
for sRepl in cp.d2toX.get(sRemain[0:2], ()):
aSugg.update(self._suggest(sRepl + sRemain[2:], nMaxDel, nMaxHardRepl, nDeep+1, iAddr, sNewWord, True))
# Hard replacements
if nDeep > 3 and nMaxHardRepl and len(sRemain) >= 2:
for nVal, kAddr in self._getArcs1(iAddr):
if nVal in self.dCharVal:
cChar = self.dCharVal[nVal]
if cChar not in cp.d1to1.get(cCurrent, ""):
aSugg.update(self._suggest(sRemain[1:], nMaxDel, nMaxHardRepl-1, nDeep+1, kAddr, sNewWord+cChar, True))
# end of word
if len(sRemain) == 2:
for sRepl in cp.dFinal2.get(sRemain, ()):
aSugg.update(self._suggest(sRepl, nMaxDel, nMaxHardRepl, nDeep+1, iAddr, sNewWord, True))
elif len(sRemain) == 1:
aSugg.update(self._suggest("", nMaxDel, nMaxHardRepl, nDeep+1, iAddr, sNewWord, True)) # remove last char and go on
for sRepl in cp.dFinal1.get(sRemain, ()):
aSugg.update(self._suggest(sRepl, nMaxDel, nMaxHardRepl, nDeep+1, iAddr, sNewWord, True))
return aSugg
def _getSimilarArcs (self, cChar, iAddr):
"generator: yield similar char of <cChar> and address of the following node"
for c in cp.d1to1.get(cChar, [cChar]):
if c in self.dChar:
jAddr = self._lookupArcNode(self.dChar[c], iAddr)
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