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33 lines
1.2 KiB
Python
33 lines
1.2 KiB
Python
# coding: utf8
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from __future__ import unicode_literals
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from .char_classes import LIST_PUNCT, LIST_ELLIPSES, LIST_QUOTES, LIST_CURRENCY
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from .char_classes import ALPHA_LOWER, ALPHA_UPPER, ALPHA, HYPHENS, QUOTES
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from .char_classes import CURRENCY, UNITS
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_prefixes = (['§', '%', '=', r'\+'] + LIST_PUNCT + LIST_ELLIPSES + LIST_QUOTES +
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LIST_CURRENCY)
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_suffixes = (["'s", "'S", "’s", "’S"] + LIST_PUNCT + LIST_ELLIPSES + LIST_QUOTES +
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[r'(?<=[0-9])\+',
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r'(?<=°[FfCcKk])\.',
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r'(?<=[0-9])(?:{})'.format(CURRENCY),
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r'(?<=[0-9])(?:{})'.format(UNITS),
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r'(?<=[0-9{}{}(?:{})])\.'.format(ALPHA_LOWER, r'%²\-\)\]\+', QUOTES),
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r'(?<=[{a}][{a}])\.'.format(a=ALPHA_UPPER)])
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_infixes = (LIST_ELLIPSES +
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[r'(?<=[0-9])[+\-\*^](?=[0-9-])',
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r'(?<=[{}])\.(?=[{}])'.format(ALPHA_LOWER, ALPHA_UPPER),
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r'(?<=[{a}]),(?=[{a}])'.format(a=ALPHA),
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r'(?<=[{a}])[?";:=,.]*(?:{h})(?=[{a}])'.format(a=ALPHA, h=HYPHENS),
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r'(?<=[{a}"])[:<>=/](?=[{a}])'.format(a=ALPHA)])
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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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