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46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
# coding: utf8
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from __future__ import unicode_literals
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from ..language_data.punctuation import ALPHA_LOWER, LIST_ELLIPSES, QUOTES, ALPHA_UPPER, LIST_QUOTES, UNITS, \
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CURRENCY, LIST_PUNCT, ALPHA, _QUOTES
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CURRENCY_SYMBOLS = r"\$ ¢ £ € ¥ ฿ ৳"
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_PUNCT = '। ॥'
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LIST_PUNCT.extend(_PUNCT.strip().split())
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TOKENIZER_PREFIXES = (
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[r'\+'] +
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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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TOKENIZER_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])\.',
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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}{p}{c}(?:{q})])\.'.format(al=ALPHA_LOWER, p=r'%²\-\)\]\+', q=QUOTES, c=CURRENCY_SYMBOLS),
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r'(?<=[{al})])-e'.format(al=ALPHA_LOWER)
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]
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)
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TOKENIZER_INFIXES = (
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LIST_ELLIPSES +
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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'(?<=[{a}]),(?=[{a}])'.format(a=ALPHA),
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r'(?<=[{a}])([{q}\)\]\(\[])(?=[\-{a}])'.format(a=ALPHA, q=_QUOTES.replace("'", "").strip().replace(" ", "")),
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]
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)
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__all__ = ["TOKENIZER_PREFIXES", "TOKENIZER_SUFFIXES", "TOKENIZER_INFIXES"]
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