convertinput.py
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'''
Created on Oct 23, 2013
@author: mlenart
'''
import logging
from common import Interpretation4Analyzer
from morfeuszbuilder.fsa.common import Interpretation4Generator
#from morfeuszbuilder.fsa import externalsort
def _mergeEntries(inputLines, lowercase):
prevKey = None
prevInterps = None
for key, interp in inputLines:
key = key.lower() if lowercase else key
# print 'key=', key, 'interp=', interp
# if not key:
# print 'key=', key, 'interp=', interp
# assert key
assert key
if prevKey and prevKey == key:
prevInterps.append(interp)
else:
if prevKey:
yield (prevKey, frozenset(prevInterps))
prevKey = key
prevInterps = [interp]
if prevInterps:
yield (prevKey, frozenset(prevInterps))
class LineParser(object):
def __init__(self):
self.inCopyright = False
def ignoreLine(self, line):
if not line:
return True
elif line.strip() == u'#<COPYRIGHT>':
self.inCopyright = True
return True
elif line.strip() == u'#</COPYRIGHT>':
self.inCopyright = False
return True
elif self.inCopyright:
return True
elif line and not ' ' in ''.join(line.split('\t')[:2]):
return False
elif line.startswith(u'#!DICT-ID'):
return True
else:
logging.warn(u'Ignoring line: "%s" - contains space in text form or lemma' % (line.strip()))
return True
def parseLine(self, line):
splitLine = line.strip().split(u'\t')
if len(splitLine) == 5:
orth, base, tag, name, qualifier = splitLine
elif len(splitLine) == 4:
orth, base, tag, name = splitLine
qualifier = ''
elif len(splitLine) == 3:
orth, base, tag = splitLine
name = ''
qualifier = ''
else:
raise ValueError('input line "%s" does not have 3, 4 or 5 tab-separated fields' % line)
return orth, base, tag, name, qualifier
def parseQualifiers(string):
if string:
return frozenset(string.split(u'|'))
else:
return frozenset()
class PolimorfConverter4Analyzer(object):
def __init__(self, tagset, namesMap, qualifiersMap, encoder, inputEncoding, segmentRulesManager):
self.tagset = tagset
self.namesMap = namesMap
self.qualifiersMap = qualifiersMap
self.encoder = encoder
self.inputEncoding = inputEncoding
self.segmentRulesManager = segmentRulesManager
# we do it the ugly way (parse to plain text) because it is way more memory-efficient
def _partiallyParseLines(self, inputLines):
lineParser = LineParser()
for line in inputLines:
line = line.decode(self.inputEncoding).strip('\n')
if not lineParser.ignoreLine(line):
orth, base, tag, name, qualifier = lineParser.parseLine(line)
tagnum = self.tagset.getTagnum4Tag(tag)
namenum = self.namesMap[name]
qualifiers = parseQualifiers(qualifier)
qualsnum = self.qualifiersMap[qualifiers]
typenum = self.segmentRulesManager.lexeme2SegmentTypeNum(base, tagnum, namenum, qualsnum)
assert not (
self.segmentRulesManager.shiftOrthMagic.shouldReplaceLemmaWithOrth(typenum)
and self.segmentRulesManager.shiftOrthMagic.getNewSegnum4ShiftOrth(typenum) != None)
if self.segmentRulesManager.shiftOrthMagic.shouldReplaceLemmaWithOrth(typenum):
# print 'replace %s %s %s %d with %s %s %s %d' % (orth, base, tag, typenum, orth, orth, tag, typenum)
base = orth
yield '\t'.join((
orth.encode(self.inputEncoding),
base.encode(self.inputEncoding),
str(tagnum),
str(namenum),
str(typenum),
str(qualsnum)))
if self.segmentRulesManager.shiftOrthMagic.getNewSegnum4ShiftOrth(typenum) != None:
# print 'add to existing %s %s %s %d also this: %s %s %s %d' % (orth, base, tag, typenum, orth, orth, tag, self.segmentRulesManager.shiftOrthMagic.getNewSegnum4ShiftOrth(typenum))
base = orth
typenum = self.segmentRulesManager.shiftOrthMagic.getNewSegnum4ShiftOrth(typenum)
yield '\t'.join((
orth.encode(self.inputEncoding),
base.encode(self.inputEncoding),
str(tagnum),
str(namenum),
str(typenum),
str(qualsnum)))
# input lines are encoded and partially parsed
def _sortLines(self, inputLines):
return sorted(inputLines, key=lambda line: self.encoder.word2SortKey(line.split('\t')[0].decode('utf8')))
# return sorted(inputLines, key=lambda line: self.encoder.word2SortKey(line.split('\t')[0].decode('utf8')))
def _reallyParseLines(self, inputLines):
for line in inputLines:
line = line.decode(self.inputEncoding).strip(u'\n')
if line:
orth, base, tagnum, namenum, typenum, qualsnum = line.split(u'\t')
tagnum = int(tagnum)
namenum = int(namenum)
typenum = int(typenum)
#~ qualifiers = qualifierStr.split('|') if qualifierStr else []
qualsnum = int(qualsnum)
yield (orth, Interpretation4Analyzer(orth, base, tagnum, namenum, typenum, qualsnum))
def convert(self, inputLines):
return _mergeEntries(self._reallyParseLines(self._sortLines(self._partiallyParseLines(inputLines))), lowercase=True)
class PolimorfConverter4Generator(object):
def __init__(self, tagset, namesMap, qualifiersMap, encoder, inputEncoding, segmentRulesManager):
self.tagset = tagset
self.namesMap = namesMap
self.qualifiersMap = qualifiersMap
self.encoder = encoder
self.inputEncoding = inputEncoding
self.segmentRulesManager = segmentRulesManager
# we do it the ugly way (parse to plain text) because it is way more memory-efficient
def _partiallyParseLines(self, inputLines):
lineParser = LineParser()
for line in inputLines:
line = line.decode(self.inputEncoding).strip('\n')
if not lineParser.ignoreLine(line):
orth, base, tag, name, qualifier = lineParser.parseLine(line)
if base:
homonymId = u''
if u':' in base:
assumedBase, assumedHomonymId = base.split(u':', 1)
if assumedBase != u'' and assumedHomonymId != u'' and assumedHomonymId.isalnum():
base, homonymId = assumedBase, assumedHomonymId
tagnum = self.tagset.getTagnum4Tag(tag)
namenum = self.namesMap[name]
qualifiers = parseQualifiers(qualifier)
qualsnum = self.qualifiersMap[qualifiers]
typenum = self.segmentRulesManager.lexeme2SegmentTypeNum(base, tagnum, namenum, qualsnum)
if self.segmentRulesManager.shiftOrthMagic.shouldReplaceLemmaWithOrth(typenum):
# print 'replace %s %s %s %d with %s %s %s %d' % (orth, base, tag, typenum, orth, orth, tag, typenum)
base = orth
yield '\t'.join((
orth.encode(self.inputEncoding),
base.encode(self.inputEncoding),
str(tagnum),
str(namenum),
str(typenum),
homonymId.encode(self.inputEncoding),
str(qualsnum)))
if self.segmentRulesManager.shiftOrthMagic.getNewSegnum4ShiftOrth(typenum) != None:
base = orth
typenum = self.segmentRulesManager.shiftOrthMagic.getNewSegnum4ShiftOrth(typenum)
yield '\t'.join((
orth.encode(self.inputEncoding),
base.encode(self.inputEncoding),
str(tagnum),
str(namenum),
str(typenum),
homonymId.encode(self.inputEncoding),
str(qualsnum)))
else:
logging.warn('Ignoring line: "%s" - contains empty lemma', line.strip())
# input lines are encoded and partially parsed
def _sortLines(self, inputLines):
return sorted(inputLines, key=lambda line: (self.encoder.word2SortKey(line.split('\t')[1].decode('utf8')), line))
def _reallyParseLines(self, inputLines):
prevLine = None
for line in inputLines:
line = line.decode(self.inputEncoding).strip(u'\n')
if line and line != prevLine:
orth, base, tagnum, namenum, typenum, homonymId, qualsnum = line.split(u'\t')
# print orth.encode('utf8'), base.encode('utf8'), homonymId
tagnum = int(tagnum)
namenum = int(namenum)
typenum = int(typenum)
del prevLine
prevLine = line
qualsnum = int(qualsnum)
#~ qualifiers = qualifierStr.split('|') if qualifierStr else ()
yield (base, Interpretation4Generator(orth, base, tagnum, namenum, typenum, homonymId, qualsnum))
def convert(self, inputLines):
return _mergeEntries(self._reallyParseLines(self._sortLines(self._partiallyParseLines(inputLines))), lowercase=False)