def __call__(self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
tokenize=True,
mode='',
**kwargs):
"""
:param value: The unicode string to tokenize.
:param positions: Whether to record token positions in the token.
:param chars: Whether to record character offsets in the token.
:param start_pos: The position number of the first token. For example,
if you set start_pos=2, the tokens will be numbered 2,3,4,...
instead of 0,1,2,...
:param start_char: The offset of the first character of the first
token. For example, if you set start_char=2, the text "aaa bbb"
will have chars (2,5),(6,9) instead (0,3),(4,7).
:param tokenize: if True, the text should be tokenized.
"""
assert isinstance(value, text_type), "%r is not unicode" % value
# test
#fpath = '/Users/astorer/Dev/txtorg/examples/chinese/1.txt'
#text = open(fpath).read()
#value = unicode(text,encoding='utf-8')
# Thanks, isnowfy!
s = SnowNLP(value)
tokenlist = s.words
t = Token(positions,
chars,
removestops=removestops,
mode=mode,
**kwargs)
if not tokenize:
t.original = t.text = value
t.boost = 1.0
if positions:
t.pos = start_pos
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
else:
for (pos, text) in enumerate(tokenlist):
# we may have some off by one errors
# what is the starting character of the token?
start_char_t = value[start_char:].find(text) + start_char
t.text = text
#print pos, start_char_t, text
if positions:
t.pos = start_pos + pos
if chars:
t.startchar = start_char_t
t.endchar = start_char_t + len(text)
yield t
def __call__(self, value, positions=False, start_pos=0, **kwargs):
assert isinstance(value, text_type), "%r is not unicode" % value
token = Token(positions, **kwargs)
pos = start_pos
for match in self.expr.finditer(value):
token.text = value[:match.end()]
if positions:
token.pos = pos
pos += 1
yield token
def __call__(self, value, positions=False, start_pos=0, **kwargs):
assert isinstance(value, text_type), "%r is not unicode" % value
token = Token(positions, **kwargs)
pos = start_pos
for match in self.expr.finditer(value):
token.text = value[:match.end()]
if positions:
token.pos = pos
pos += 1
yield token
def __call__(self,
source_string,
positions=False,
chars=False,
keeporiginal=False,
start_pos=0,
removestops=False,
start_char=0,
tokenize=True,
mode='',
**kwargs):
t = Token(positions, chars, removestops=removestops, mode=mode)
all_subtrees = dump(ast.parse(source_string),
**self.string_dump_options)
full_tree = next(all_subtrees)
for pos, subtree in enumerate(
itertools.chain((full_tree, ), all_subtrees)):
t.text = subtree
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = start_pos + pos
if chars:
t.startchar = start_char + full_tree.index(subtree)
t.endchar = start_char + t.startchar + len(subtree)
yield t
def __call__(self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
mode='',
**kwargs):
assert isinstance(value, text_type), "%r is not unicode" % value
t = Token(positions,
chars,
removestops=removestops,
mode=mode,
**kwargs)
for pos, match in enumerate(value.split(self.separator)):
t.text = match
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = start_pos + pos
if chars:
t.startchar = start_char + match.start()
t.endchar = start_char + match.end()
yield t
def __call__(self, value, positions = False, start_pos = 0, **kwargs):
assert isinstance(value, text_type), "%r is not unicode" % value
token = Token(positions, **kwargs)
pos = start_pos
syns = return_synonyms(value)
syns.append(value)
for syn in syns:
token.text = syn
if positions:
token.pos = pos
yield token
def __call__(self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
mode='',
**kwargs):
assert isinstance(value, text_type), "%r is not unicode" % value
t = Token(positions,
chars,
removestops=removestops,
mode=mode,
**kwargs)
t.text = value
t.boost = 1.0
if keeporiginal:
t.original = value
if positions:
t.pos = start_pos + 1
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
def __call__(self, value, positions=False, chars=False, keeporiginal=False,
removestops=True, start_pos=0, start_char=0, tokenize=True,
mode='', **kwargs):
"""
:param value: The unicode string to tokenize.
:param positions: Whether to record token positions in the token.
:param chars: Whether to record character offsets in the token.
:param start_pos: The position number of the first token. For example,
if you set start_pos=2, the tokens will be numbered 2,3,4,...
instead of 0,1,2,...
:param start_char: The offset of the first character of the first
token. For example, if you set start_char=2, the text "aaa bbb"
will have chars (2,5),(6,9) instead (0,3),(4,7).
:param tokenize: if True, the text should be tokenized.
"""
assert isinstance(value, text_type), "%r is not unicode" % value
tokenlist = []
tokenStream = self.lanalyzer.tokenStream("contents", StringReader(value))
#term = tokenStream.addAttribute(lucene.TermAttribute.class_)
tokenStream.reset()
if len(value)>0:
while tokenStream.incrementToken():
tokenlist.append(tokenStream.getAttribute(CharTermAttribute.class_).toString())
#self.tokentext.insert(END, "[%s]" %(term.term()))
t = Token(positions, chars, removestops=removestops, mode=mode,
**kwargs)
if not tokenize:
t.original = t.text = value
t.boost = 1.0
if positions:
t.pos = start_pos
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
else:
for (pos,text) in enumerate(tokenlist):
# we may have some off by one errors
# what is the starting character of the token?
#start_char_t = value[start_char:].find(text)+start_char
t.text = text
#print pos, start_char_t, text
if positions:
print "Unsupported!"
#t.pos = start_pos+pos
t.pos = pos
if chars:
print "Unsupported!"
t.startchar = pos
t.endchar = pos
yield t
def __call__(self, value, positions=False, chars=False, keeporiginal=False,
removestops=True, start_pos=0, start_char=0, tokenize=True,
mode='', **kwargs):
"""
:param value: The unicode string to tokenize.
:param positions: Whether to record token positions in the token.
:param chars: Whether to record character offsets in the token.
:param start_pos: The position number of the first token. For example,
if you set start_pos=2, the tokens will be numbered 2,3,4,...
instead of 0,1,2,...
:param start_char: The offset of the first character of the first
token. For example, if you set start_char=2, the text "aaa bbb"
will have chars (2,5),(6,9) instead (0,3),(4,7).
:param tokenize: if True, the text should be tokenized.
"""
assert isinstance(value, text_type), "%r is not unicode" % value
# test
#fpath = '/Users/astorer/Dev/txtorg/examples/chinese/1.txt'
#text = open(fpath).read()
#value = unicode(text,encoding='utf-8')
# Thanks, isnowfy!
s = SnowNLP(value)
tokenlist = s.words
t = Token(positions, chars, removestops=removestops, mode=mode,
**kwargs)
if not tokenize:
t.original = t.text = value
t.boost = 1.0
if positions:
t.pos = start_pos
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
else:
for (pos,text) in enumerate(tokenlist):
# we may have some off by one errors
# what is the starting character of the token?
start_char_t = value[start_char:].find(text)+start_char
t.text = text
#print pos, start_char_t, text
if positions:
t.pos = start_pos+pos
if chars:
t.startchar = start_char_t
t.endchar = start_char_t + len(text)
yield t
def __call__(self, value, positions=False, chars=False, keeporiginal=False,
removestops=True, start_pos=0, start_char=0, tokenize=True,
mode='', **kwargs):
"""
:param value: The unicode string to tokenize.
:param positions: Whether to record token positions in the token.
:param chars: Whether to record character offsets in the token.
:param start_pos: The position number of the first token. For example,
if you set start_pos=2, the tokens will be numbered 2,3,4,...
instead of 0,1,2,...
:param start_char: The offset of the first character of the first
token. For example, if you set start_char=2, the text "aaa bbb"
will have chars (2,5),(6,9) instead (0,3),(4,7).
:param tokenize: if True, the text should be tokenized.
"""
assert isinstance(value, text_type), "%r is not unicode" % value
s = nielsenstemmer.stem(value,transliteration=False)
tokenlist = s.split()
t = Token(positions, chars, removestops=removestops, mode=mode,
**kwargs)
if not tokenize:
t.original = t.text = value
t.boost = 1.0
if positions:
t.pos = start_pos
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
else:
for (pos,text) in enumerate(tokenlist):
# we may have some off by one errors
# what is the starting character of the token?
#start_char_t = value[start_char:].find(text)+start_char
t.text = text
#print pos, start_char_t, text
if positions:
print "Unsupported!"
#t.pos = start_pos+pos
t.pos = pos
if chars:
print "Unsupported!"
t.startchar = pos
t.endchar = pos
yield t
def __call__(self, value, positions=False, chars=False,
keeporiginal=False, removestops=True,
start_pos=0, start_char=0, mode='', **kwargs):
assert isinstance(value, text_type), "%r is not unicode" % value
t = Token(positions, chars, removestops=removestops, mode=mode,
**kwargs)
t.text = value
t.boost = 1.0
if keeporiginal:
t.original = value
if positions:
t.pos = start_pos + 1
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
def __call__(
self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
tokenize=True,
mode="",
**kwargs
):
"""
:param value: The unicode string to tokenize.
:param positions: Whether to record token positions in the token.
:param chars: Whether to record character offsets in the token.
:param start_pos: The position number of the first token. For example,
if you set start_pos=2, the tokens will be numbered 2,3,4,...
instead of 0,1,2,...
:param start_char: The offset of the first character of the first
token. For example, if you set start_char=2, the text "aaa bbb"
will have chars (2,5),(6,9) instead (0,3),(4,7).
:param tokenize: if True, the text should be tokenized.
"""
assert isinstance(value, text_type), "%r is not unicode" % value
t = Token(positions, chars, removestops=removestops, mode=mode, **kwargs)
if not tokenize:
t.original = t.text = value
t.boost = 1.0
if positions:
t.pos = start_pos
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
else:
text = u("")
charmap = self.charmap
pos = start_pos
startchar = currentchar = start_char
for char in value:
tchar = charmap[ord(char)]
if tchar:
text += tchar
else:
if currentchar > startchar:
t.text = text
t.boost = 1.0
if keeporiginal:
t.original = t.text
if positions:
t.pos = pos
pos += 1
if chars:
t.startchar = startchar
t.endchar = currentchar
yield t
startchar = currentchar + 1
text = u("")
currentchar += 1
if currentchar > startchar:
t.text = value[startchar:currentchar]
t.boost = 1.0
if keeporiginal:
t.original = t.text
if positions:
t.pos = pos
if chars:
t.startchar = startchar
t.endchar = currentchar
yield t
def __call__(self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
tokenize=True,
mode='',
**kwargs):
assert isinstance(value, text_type), "%s is not unicode" % repr(value)
t = Token(positions,
chars,
removestops=removestops,
mode=mode,
**kwargs)
# The default: expression matches are used as tokens
for i, match in enumerate(value.split('\n')):
fields = match.strip().split('\t')
word, lemma, pos, ne = fields if len(fields) is 4 else [
"", "", "", ""
]
t.text = match.strip().split('\t')[0]
t.lemma = lemma
t.part_of_speech = pos
t.named_entity = ne
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = start_pos + i
if chars:
t.startchar = start_char + match.start()
t.endchar = start_char + match.end()
yield t
def __call__(
self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
mode="",
**kwargs
):
assert isinstance(value, text_type), "%r is not unicode" % value
inlen = len(value)
t = Token(positions, chars, removestops=removestops, mode=mode)
pos = start_pos
if mode == "query":
size = min(self.max, inlen)
for start in xrange(0, inlen - size + 1):
end = start + size
if end > inlen:
continue
t.text = value[start:end]
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = pos
if chars:
t.startchar = start_char + start
t.endchar = start_char + end
yield t
pos += 1
else:
for start in xrange(0, inlen - self.min + 1):
for size in xrange(self.min, self.max + 1):
end = start + size
if end > inlen:
continue
t.text = value[start:end]
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = pos
if chars:
t.startchar = start_char + start
t.endchar = start_char + end
yield t
pos += 1
def __call__(self, value, positions=False, chars=False, keeporiginal=False,
removestops=True, start_pos=0, start_char=0, tokenize=True,
mode='', **kwargs):
assert isinstance(value, text_type), "%s is not unicode" % repr(value)
t = Token(positions, chars, removestops=removestops, mode=mode,
**kwargs)
# The default: expression matches are used as tokens
for i, match in enumerate(value.split('\n')):
fields = match.strip().split('\t')
word, lemma, pos, ne = fields if len(fields) is 4 else ["", "", "", ""]
t.text = match.strip().split('\t')[0]
t.lemma = lemma
t.part_of_speech = pos
t.named_entity = ne
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = start_pos + i
if chars:
t.startchar = start_char + match.start()
t.endchar = start_char + match.end()
yield t
def __call__(self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
tokenize=True,
mode='',
**kwargs):
"""
:param value: The unicode string to tokenize.
:param positions: Whether to record token positions in the token.
:param chars: Whether to record character offsets in the token.
:param start_pos: The position number of the first token. For example,
if you set start_pos=2, the tokens will be numbered 2,3,4,...
instead of 0,1,2,...
:param start_char: The offset of the first character of the first
token. For example, if you set start_char=2, the text "aaa bbb"
will have chars (2,5),(6,9) instead (0,3),(4,7).
:param tokenize: if True, the text should be tokenized.
"""
assert isinstance(value, text_type), "%r is not unicode" % value
t = Token(positions,
chars,
removestops=removestops,
mode=mode,
**kwargs)
if not tokenize:
t.original = t.text = value
t.boost = 1.0
if positions:
t.pos = start_pos
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
else:
text = u("")
charmap = self.charmap
pos = start_pos
startchar = currentchar = start_char
for char in value:
tchar = charmap[ord(char)]
if tchar:
text += tchar
else:
if currentchar > startchar:
t.text = text
t.boost = 1.0
if keeporiginal:
t.original = t.text
if positions:
t.pos = pos
pos += 1
if chars:
t.startchar = startchar
t.endchar = currentchar
yield t
startchar = currentchar + 1
text = u("")
currentchar += 1
if currentchar > startchar:
t.text = value[startchar:currentchar]
t.boost = 1.0
if keeporiginal:
t.original = t.text
if positions:
t.pos = pos
if chars:
t.startchar = startchar
t.endchar = currentchar
yield t
def __call__(self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
tokenize=True,
mode='',
**kwargs):
"""
:param value: The unicode string to tokenize.
:param positions: Whether to record token positions in the token.
:param chars: Whether to record character offsets in the token.
:param start_pos: The position number of the first token. For example,
if you set start_pos=2, the tokens will be numbered 2,3,4,...
instead of 0,1,2,...
:param start_char: The offset of the first character of the first
token. For example, if you set start_char=2, the text "aaa bbb"
will have chars (2,5),(6,9) instead (0,3),(4,7).
:param tokenize: if True, the text should be tokenized.
"""
assert isinstance(value, text_type), "%s is not unicode" % repr(value)
t = Token(positions,
chars,
removestops=removestops,
mode=mode,
**kwargs)
if not tokenize:
t.original = t.text = value
t.boost = 1.0
if positions:
t.pos = start_pos
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
elif not self.gaps:
# The default: expression matches are used as tokens
for pos, match in enumerate(self.expression.finditer(value)):
t.text = match.group(0)
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = start_pos + pos
if chars:
t.startchar = start_char + match.start()
t.endchar = start_char + match.end()
yield t
else:
# When gaps=True, iterate through the matches and
# yield the text between them.
prevend = 0
pos = start_pos
for match in self.expression.finditer(value):
start = prevend
end = match.start()
text = value[start:end]
if text:
t.text = text
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = pos
pos += 1
if chars:
t.startchar = start_char + start
t.endchar = start_char + end
yield t
prevend = match.end()
# If the last "gap" was before the end of the text,
# yield the last bit of text as a final token.
if prevend < len(value):
t.text = value[prevend:]
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = pos
if chars:
t.startchar = prevend
t.endchar = len(value)
yield t
def __call__(self, value, **kwargs):
assert isinstance(value, text_type), "%r is not unicode" % value
token = Token(**kwargs)
for match in self.expr.finditer(value):
token.text = value[: match.end()]
yield token
def __call__(self, value, **kwargs):
assert isinstance(value, text_type), "%r is not unicode" % value
token = Token(**kwargs)
for match in self.expr.finditer(value):
token.text = value[:match.end()]
yield token
def __call__(
self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
tokenize=True,
mode="",
**kwargs
):
"""
:param value: The unicode string to tokenize.
:param positions: Whether to record token positions in the token.
:param chars: Whether to record character offsets in the token.
:param start_pos: The position number of the first token. For example,
if you set start_pos=2, the tokens will be numbered 2,3,4,...
instead of 0,1,2,...
:param start_char: The offset of the first character of the first
token. For example, if you set start_char=2, the text "aaa bbb"
will have chars (2,5),(6,9) instead (0,3),(4,7).
:param tokenize: if True, the text should be tokenized.
"""
assert isinstance(value, text_type), "%s is not unicode" % repr(value)
t = Token(positions, chars, removestops=removestops, mode=mode, **kwargs)
if not tokenize:
t.original = t.text = value
t.boost = 1.0
if positions:
t.pos = start_pos
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
elif not self.gaps:
# The default: expression matches are used as tokens
for pos, match in enumerate(self.expression.finditer(value)):
t.text = match.group(0)
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = start_pos + pos
if chars:
t.startchar = start_char + match.start()
t.endchar = start_char + match.end()
yield t
else:
# When gaps=True, iterate through the matches and
# yield the text between them.
prevend = 0
pos = start_pos
for match in self.expression.finditer(value):
start = prevend
end = match.start()
text = value[start:end]
if text:
t.text = text
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = pos
pos += 1
if chars:
t.startchar = start_char + start
t.endchar = start_char + end
yield t
prevend = match.end()
# If the last "gap" was before the end of the text,
# yield the last bit of text as a final token.
if prevend < len(value):
t.text = value[prevend:]
t.boost = 1.0
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = pos
if chars:
t.startchar = prevend
t.endchar = len(value)
yield t
def __call__(self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
tokenize=True,
mode='',
**kwargs):
"""
:param value: The unicode string to tokenize.
:param positions: Whether to record token positions in the token.
:param chars: Whether to record character offsets in the token.
:param start_pos: The position number of the first token. For example,
if you set start_pos=2, the tokens will be numbered 2,3,4,...
instead of 0,1,2,...
:param start_char: The offset of the first character of the first
token. For example, if you set start_char=2, the text "aaa bbb"
will have chars (2,5),(6,9) instead (0,3),(4,7).
:param tokenize: if True, the text should be tokenized.
"""
assert isinstance(value, text_type), "%r is not unicode" % value
tokenlist = []
tokenStream = self.lanalyzer.tokenStream("contents",
StringReader(value))
#term = tokenStream.addAttribute(lucene.TermAttribute.class_)
tokenStream.reset()
if len(value) > 0:
while tokenStream.incrementToken():
tokenlist.append(
tokenStream.getAttribute(
CharTermAttribute.class_).toString())
#self.tokentext.insert(END, "[%s]" %(term.term()))
t = Token(positions,
chars,
removestops=removestops,
mode=mode,
**kwargs)
if not tokenize:
t.original = t.text = value
t.boost = 1.0
if positions:
t.pos = start_pos
if chars:
t.startchar = start_char
t.endchar = start_char + len(value)
yield t
else:
for (pos, text) in enumerate(tokenlist):
# we may have some off by one errors
# what is the starting character of the token?
#start_char_t = value[start_char:].find(text)+start_char
t.text = text
#print pos, start_char_t, text
if positions:
print "Unsupported!"
#t.pos = start_pos+pos
t.pos = pos
if chars:
print "Unsupported!"
t.startchar = pos
t.endchar = pos
yield t
def __call__(self,
value,
positions=False,
chars=False,
keeporiginal=False,
removestops=True,
start_pos=0,
start_char=0,
mode='',
**kwargs):
assert isinstance(value, text_type), "%r is not unicode" % value
inlen = len(value)
t = Token(positions, chars, removestops=removestops, mode=mode)
pos = start_pos
if mode == "query" and self.reduce_for_query:
size = min(self.max, inlen)
for start in xrange(0, inlen - size + 1):
end = start + size
if end > inlen:
continue
t.text = value[start:end]
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = pos
if chars:
t.startchar = start_char + start
t.endchar = start_char + end
yield t
pos += 1
else:
for start in xrange(0, inlen - self.min + 1):
for size in xrange(self.min, self.max + 1):
end = start + size
if end > inlen:
continue
t.text = value[start:end]
if keeporiginal:
t.original = t.text
t.stopped = False
if positions:
t.pos = pos
if chars:
t.startchar = start_char + start
t.endchar = start_char + end
yield t
pos += 1