2017-03-12 12:07:28 +00:00
|
|
|
# coding: utf8
|
2017-01-08 19:40:33 +00:00
|
|
|
from __future__ import unicode_literals
|
|
|
|
|
2017-05-30 19:34:46 +00:00
|
|
|
from ..char_classes import LIST_PUNCT, LIST_ELLIPSES, LIST_QUOTES
|
2017-05-08 22:01:59 +00:00
|
|
|
from ..char_classes import QUOTES, UNITS, ALPHA, ALPHA_LOWER, ALPHA_UPPER
|
2017-05-08 13:49:56 +00:00
|
|
|
|
2017-05-30 19:34:46 +00:00
|
|
|
LIST_ICONS = [r'[\p{So}--[°]]']
|
2017-05-08 13:49:56 +00:00
|
|
|
|
2017-05-08 22:01:59 +00:00
|
|
|
_currency = r'\$|¢|£|€|¥|฿'
|
|
|
|
_quotes = QUOTES.replace("'", '')
|
|
|
|
|
2017-05-31 20:22:42 +00:00
|
|
|
_prefixes = ([r'\+'] + LIST_PUNCT + LIST_ELLIPSES + LIST_QUOTES + LIST_ICONS +
|
|
|
|
[r'[,.:](?=[{a}])'.format(a=ALPHA)])
|
2017-05-08 22:01:59 +00:00
|
|
|
|
2017-05-30 19:34:46 +00:00
|
|
|
_suffixes = (LIST_PUNCT + LIST_ELLIPSES + LIST_QUOTES + LIST_ICONS +
|
2017-05-08 22:01:59 +00:00
|
|
|
[r'(?<=[0-9])\+',
|
|
|
|
r'(?<=°[FfCcKk])\.',
|
|
|
|
r'(?<=[0-9])(?:{})'.format(_currency),
|
|
|
|
r'(?<=[0-9])(?:{})'.format(UNITS),
|
|
|
|
r'(?<=[{}{}{}(?:{})])\.'.format(ALPHA_LOWER, r'%²\-\)\]\+', QUOTES, _currency),
|
|
|
|
r'(?<=[{})])-e'.format(ALPHA_LOWER)])
|
|
|
|
|
2017-05-30 19:34:46 +00:00
|
|
|
_infixes = (LIST_ELLIPSES + LIST_ICONS +
|
2017-05-08 22:01:59 +00:00
|
|
|
[r'(?<=[{}])\.(?=[{}])'.format(ALPHA_LOWER, ALPHA_UPPER),
|
2017-05-31 20:22:42 +00:00
|
|
|
r'(?<=[{a}])[,!?](?=[{a}])'.format(a=ALPHA),
|
2017-05-08 22:01:59 +00:00
|
|
|
r'(?<=[{a}"])[:<>=](?=[{a}])'.format(a=ALPHA),
|
|
|
|
r'(?<=[{a}])--(?=[{a}])'.format(a=ALPHA),
|
|
|
|
r'(?<=[{a}]),(?=[{a}])'.format(a=ALPHA),
|
|
|
|
r'(?<=[{a}])([{q}\)\]\(\[])(?=[\-{a}])'.format(a=ALPHA, q=_quotes)])
|
|
|
|
|
|
|
|
TOKENIZER_PREFIXES = _prefixes
|
|
|
|
TOKENIZER_SUFFIXES = _suffixes
|
|
|
|
TOKENIZER_INFIXES = _infixes
|