mirror of https://github.com/explosion/spaCy.git
51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
# coding: utf8
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from __future__ import unicode_literals
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from ..char_classes import LIST_ELLIPSES, LIST_ICONS, LIST_PUNCT, LIST_QUOTES
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from ..char_classes import CURRENCY, UNITS, PUNCT
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from ..char_classes import CONCAT_QUOTES, ALPHA, ALPHA_LOWER, ALPHA_UPPER
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from ..punctuation import TOKENIZER_PREFIXES as BASE_TOKENIZER_PREFIXES
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_prefixes = ["``"] + BASE_TOKENIZER_PREFIXES
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_suffixes = (
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["''", "/"]
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+ LIST_PUNCT
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+ LIST_ELLIPSES
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+ LIST_QUOTES
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+ LIST_ICONS
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+ [
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r"(?<=[0-9])\+",
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r"(?<=°[FfCcKk])\.",
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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"(?<=[{al}{e}{p}(?:{q})])\.".format(
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al=ALPHA_LOWER, e=r"%²\-\+", q=CONCAT_QUOTES, p=PUNCT
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),
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r"(?<=[{au}][{au}])\.".format(au=ALPHA_UPPER),
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]
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)
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_quotes = CONCAT_QUOTES.replace("'", "")
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_infixes = (
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LIST_ELLIPSES
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+ LIST_ICONS
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+ [
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r"(?<=[{al}])\.(?=[{au}])".format(al=ALPHA_LOWER, au=ALPHA_UPPER),
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r"(?<=[{a}])[,!?](?=[{a}])".format(a=ALPHA),
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r"(?<=[{a}])[:<>=](?=[{a}])".format(a=ALPHA),
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r"(?<=[{a}]),(?=[{a}])".format(a=ALPHA),
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r"(?<=[0-9{a}])\/(?=[0-9{a}])".format(a=ALPHA),
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r"(?<=[{a}])([{q}\)\]\(\[])(?=[{a}])".format(a=ALPHA, q=_quotes),
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r"(?<=[{a}])--(?=[{a}])".format(a=ALPHA),
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r"(?<=[0-9])-(?=[0-9])",
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]
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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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