mirror of https://github.com/explosion/spaCy.git
48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
# coding: utf8
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from __future__ import unicode_literals
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from ..punctuation import TOKENIZER_PREFIXES, TOKENIZER_INFIXES
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from ..char_classes import LIST_PUNCT, LIST_ELLIPSES, LIST_QUOTES, CURRENCY
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from ..char_classes import CONCAT_QUOTES, UNITS, ALPHA, ALPHA_LOWER, ALPHA_UPPER
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from ..char_classes import merge_chars
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ELISION = "' ’".replace(" ", "")
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HYPHENS = r"- – — ‐ ‑".replace(" ", "")
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_prefixes_elision = "d l n"
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_prefixes_elision += " " + _prefixes_elision.upper()
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_hyphen_suffixes = "ce clés elle en il ils je là moi nous on t vous"
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_hyphen_suffixes += " " + _hyphen_suffixes.upper()
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_prefixes = TOKENIZER_PREFIXES + [
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r"(?:({pe})[{el}])(?=[{a}])".format(a=ALPHA, el=ELISION, pe=merge_chars(_prefixes_elision))
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]
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_suffixes = (
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LIST_PUNCT
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+ LIST_ELLIPSES
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+ LIST_QUOTES
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+ [
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r"(?<=[0-9])\+",
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r"(?<=°[FfCcKk])\.", # °C. -> ["°C", "."]
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r"(?<=[0-9])%", # 4% -> ["4", "%"]
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r"(?<=[0-9])(?:{c})".format(c=CURRENCY),
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r"(?<=[0-9])(?:{u})".format(u=UNITS),
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r"(?<=[0-9{al}{e}(?:{q})])\.".format(
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al=ALPHA_LOWER, e=r"%²\-\+", q=CONCAT_QUOTES
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),
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r"(?<=[{au}][{au}])\.".format(au=ALPHA_UPPER),
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r"(?<=[{a}])[{h}]({hs})".format(a=ALPHA, h=HYPHENS, hs=merge_chars(_hyphen_suffixes)),
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]
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)
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_infixes = TOKENIZER_INFIXES + [
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r"(?<=[{a}][{el}])(?=[{a}])".format(a=ALPHA, el=ELISION)
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]
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TOKENIZER_PREFIXES = _prefixes
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TOKENIZER_SUFFIXES = _suffixes
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TOKENIZER_INFIXES = _infixes
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