mirror of https://github.com/explosion/spaCy.git
115 lines
2.6 KiB
Python
115 lines
2.6 KiB
Python
# encoding: utf8
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from __future__ import unicode_literals
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import re
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_ALPHA_LOWER = """
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a ä à á â ǎ æ ã å ā ă ą b c ç ć č ĉ ċ c̄ d ð ď e é è ê ë ė ȅ ȩ ẽ ę f g ĝ ğ h i ı
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î ï í ī ì ȉ ǐ į ĩ j k ķ l ł ļ m n ñ ń ň ņ o ö ó ò ő ô õ œ ø ō ő ǒ ơ p q r ř ŗ s
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ß ś š ş ŝ t ť u ú û ù ú ū ű ǔ ů ų ư v w ŵ x y ÿ ý ỳ ŷ ỹ z ź ž ż þ
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"""
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_ALPHA_UPPER = """
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A Ä À Á Â Ǎ Æ Ã Å Ā Ă Ą B C Ç Ć Č Ĉ Ċ C̄ D Ð Ď E É È Ê Ë Ė Ȅ Ȩ Ẽ Ę F G Ĝ Ğ H I İ
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Î Ï Í Ī Ì Ȉ Ǐ Į Ĩ J K Ķ L Ł Ļ M N Ñ Ń Ň Ņ O Ö Ó Ò Ő Ô Õ Œ Ø Ō Ő Ǒ Ơ P Q R Ř Ŗ S
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Ś Š Ş Ŝ T Ť U Ú Û Ù Ú Ū Ű Ǔ Ů Ų Ư V W Ŵ X Y Ÿ Ý Ỳ Ŷ Ỹ Z Ź Ž Ż Þ
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"""
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_UNITS = """
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km km² km³ m m² m³ dm dm² dm³ cm cm² cm³ mm mm² mm³ ha µm nm yd in ft kg g mg
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µg t lb oz m/s km/h kmh mph hPa Pa mbar mb MB kb KB gb GB tb
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TB T G M K
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"""
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_CURRENCY = r"""
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\$ £ € ¥ ฿ US\$ C\$ A\$
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"""
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_QUOTES = r"""
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' '' " ” “ `` ` ‘ ´ ‚ , „ » «
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"""
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_PUNCT = r"""
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… , : ; \! \? ¿ ¡ \( \) \[ \] \{ \} < > _ # \* &
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"""
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_HYPHENS = r"""
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- – — -- ---
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"""
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LIST_ELLIPSES = [
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r'\.\.+',
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"…"
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]
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LIST_CURRENCY = list(_CURRENCY.strip().split())
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LIST_QUOTES = list(_QUOTES.strip().split())
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LIST_PUNCT = list(_PUNCT.strip().split())
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LIST_HYPHENS = list(_HYPHENS.strip().split())
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ALPHA_LOWER = _ALPHA_LOWER.strip().replace(' ', '')
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ALPHA_UPPER = _ALPHA_UPPER.strip().replace(' ', '')
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ALPHA = ALPHA_LOWER + ALPHA_UPPER
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QUOTES = _QUOTES.strip().replace(' ', '|')
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CURRENCY = _CURRENCY.strip().replace(' ', '|')
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UNITS = _UNITS.strip().replace(' ', '|')
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HYPHENS = _HYPHENS.strip().replace(' ', '|')
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# Prefixes
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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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LIST_CURRENCY
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)
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# Suffixes
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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'(?<=[0-9{al}{p}(?:{q})])\.'.format(al=ALPHA_LOWER, p=r'%²\-\)\]\+', q=QUOTES),
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"'s", "'S", "’s", "’S"
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]
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)
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# Infixes
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TOKENIZER_INFIXES = (
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LIST_ELLIPSES +
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[
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r'(?<=[0-9])[+\-\*/^](?=[0-9])',
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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}])(?:{h})(?=[{a}])'.format(a=ALPHA, h=HYPHENS),
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r'(?<=[{a}"])[:<>=](?=[{a}])'.format(a=ALPHA)
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]
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)
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__all__ = ["TOKENIZER_PREFIXES", "TOKENIZER_SUFFIXES", "TOKENIZER_INFIXES"]
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