mirror of
https://github.com/explosion/spaCy.git
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67 lines
3.5 KiB
Python
67 lines
3.5 KiB
Python
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# -*- coding: utf-8 -*-
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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 LIST_ICONS, ALPHA_LOWER, ALPHA_UPPER, ALPHA, HYPHENS
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from ..char_classes import QUOTES, CURRENCY
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_units = ('km km² km³ m m² m³ dm dm² dm³ cm cm² cm³ mm mm² mm³ ha µm nm yd in ft '
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'kg g mg 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 км км² км³ м м² м³ дм дм² дм³ см см² см³ мм мм² мм³ нм '
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'кг г мг м/с км/ч кПа Па мбар Кб КБ кб Мб МБ мб Гб ГБ гб Тб ТБ тб')
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merge_chars = lambda char: char.strip().replace(' ', '|')
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UNITS = merge_chars(_units)
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_prefixes = (['\'\'', '§', '%', '=', r'\+[0-9]+%', # 90%
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r'\'([0-9]){2}([\-]\'([0-9]){2})*', # '12'-13
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r'\-([0-9]){1,9}\.([0-9]){1,9}', # -12.13
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r'\'([Α-Ωα-ωίϊΐόάέύϋΰήώ]+)\'', # 'αβγ'
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r'([Α-Ωα-ωίϊΐόάέύϋΰήώ]){1,3}\'', # αβγ'
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r'http://www.[A-Za-z]+\-[A-Za-z]+(\.[A-Za-z]+)+(\/[A-Za-z]+)*(\.[A-Za-z]+)*',
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r'[ΈΆΊΑ-Ωα-ωίϊΐόάέύϋΰήώ]+\*', # όνομα*
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r'\$([0-9])+([\,\.]([0-9])+){0,1}',
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] + LIST_PUNCT + LIST_ELLIPSES + LIST_QUOTES +
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LIST_CURRENCY + LIST_ICONS)
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_suffixes = (LIST_PUNCT + LIST_ELLIPSES + LIST_QUOTES + LIST_ICONS +
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[r'(?<=[0-9])\+', # 12+
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r'([0-9])+\'', # 12'
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r'([A-Za-z])?\'', # a'
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r'^([0-9]){1,2}\.', # 12.
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r' ([0-9]){1,2}\.', # 12.
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r'([0-9]){1}\) ', # 12)
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r'^([0-9]){1}\)$', # 12)
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r'(?<=°[FfCcKk])\.',
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r'([0-9])+\&', # 12&
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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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r'(?<=[Α-Ωα-ωίϊΐόάέύϋΰήώ])\-', # όνομα-
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r'(?<=[Α-Ωα-ωίϊΐόάέύϋΰήώ])\.',
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r'^[Α-Ω]{1}\.',
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r'\ [Α-Ω]{1}\.',
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r'[ΈΆΊΑΌ-Ωα-ωίϊΐόάέύϋΰήώ]+([\-]([ΈΆΊΑΌ-Ωα-ωίϊΐόάέύϋΰήώ]+))+', # πρώτος-δεύτερος , πρώτος-δεύτερος-τρίτος
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r'([0-9]+)mg', # 13mg
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r'([0-9]+)\.([0-9]+)m' # 1.2m
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])
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_infixes = (LIST_ELLIPSES + LIST_ICONS +
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[r'(?<=[0-9])[+\/\-\*^](?=[0-9])', # 1/2 , 1-2 , 1*2
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r'([a-zA-Z]+)\/([a-zA-Z]+)\/([a-zA-Z]+)', # name1/name2/name3
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r'([0-9])+(\.([0-9]+))*([\-]([0-9])+)+', # 10.9 , 10.9.9 , 10.9-6
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r'([0-9])+[,]([0-9])+[\-]([0-9])+[,]([0-9])+', # 10,11,12
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r'([0-9])+[ης]+([\-]([0-9])+)+', # 1ης-2
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r'([0-9]){1,4}[\/]([0-9]){1,2}([\/]([0-9]){0,4}){0,1}', # 15/2 , 15/2/17 , 2017/2/15
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r'[A-Za-z]+\@[A-Za-z]+(\-[A-Za-z]+)*\.[A-Za-z]+', # abc@cde-fgh.a
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r'([a-zA-Z]+)(\-([a-zA-Z]+))+', # abc-abc
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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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