spaCy/spacy/lang/id/punctuation.py
Sofie 46dfe773e1 Replacing regex library with re to increase tokenization speed (#3218)
* replace unicode categories with raw list of code points

* simplifying ranges

* fixing variable length quotes

* removing redundant regular expression

* small cleanup of regexp notations

* quotes and alpha as ranges instead of alterations

* removed most regexp dependencies and features

* exponential backtracking - unit tests

* rewrote expression with pathological backtracking

* disabling double hyphen tests for now

* test additional variants of repeating punctuation

* remove regex and redundant backslashes from load_reddit script

* small typo fixes

* disable double punctuation test for russian

* clean up old comments

* format block code

* final cleanup

* naming consistency

* french strings as unicode for python 2 support

* french regular expression case insensitive
2019-02-01 18:05:22 +11:00

65 lines
2.1 KiB
Python

# coding: utf8
from __future__ import unicode_literals
from ..punctuation import TOKENIZER_PREFIXES, TOKENIZER_SUFFIXES, TOKENIZER_INFIXES
from ..char_classes import ALPHA, merge_chars, split_chars, _currency, _units
_units = (
_units + "s bit Gbps Mbps mbps Kbps kbps ƒ ppi px "
"Hz kHz MHz GHz mAh "
"ratus rb ribu ribuan "
"juta jt jutaan mill?iar million bil[l]?iun bilyun billion "
)
_currency = _currency + r" USD Rp IDR RMB SGD S\$"
_months = (
"Januari Februari Maret April Mei Juni Juli Agustus September "
"Oktober November Desember January February March May June "
"July August October December Jan Feb Mar Jun Jul Aug Sept "
"Oct Okt Nov Des "
)
UNITS = merge_chars(_units)
CURRENCY = merge_chars(_currency)
HTML_PREFIX = r"<(b|strong|i|em|p|span|div|br)\s?/>|<a([^>]+)>"
HTML_SUFFIX = r"</(b|strong|i|em|p|span|div|a)>"
MONTHS = merge_chars(_months)
LIST_CURRENCY = split_chars(_currency)
_prefixes = list(TOKENIZER_PREFIXES)
_prefixes.remove("#") # hashtag
_prefixes = _prefixes + LIST_CURRENCY + [HTML_PREFIX] + ["/", ""]
_suffixes = (
TOKENIZER_SUFFIXES
+ [r"\-[Nn]ya", "-[KkMm]u", "[—-]"]
+ [
# disabled: variable width currency variable
# r"(?<={c})(?:[0-9]+)".format(c=CURRENCY),
r"(?<=[0-9])(?:{u})".format(u=UNITS),
r"(?<=[0-9])%",
# disabled: variable width HTML_SUFFIX variable
# r"(?<=[0-9{a}]{h})(?:[\.,:-])".format(a=ALPHA, h=HTML_SUFFIX),
r"(?<=[0-9{a}])(?:{h})".format(a=ALPHA, h=HTML_SUFFIX),
]
)
_infixes = TOKENIZER_INFIXES + [
r"(?<=[0-9])[\\/](?=[0-9%-])",
r"(?<=[0-9])%(?=[{a}0-9/])".format(a=ALPHA),
# disabled: variable width units variable
# r"(?<={u})[\/-](?=[0-9])".format(u=UNITS),
# disabled: variable width months variable
# r"(?<={m})[\/-](?=[0-9])".format(m=MONTHS),
r'(?<=[0-9)][.,])"(?=[0-9])',
r'(?<=[{a})][.,\'])["—](?=[{a}])'.format(a=ALPHA),
r"(?<=[{a}])-(?=[0-9])".format(a=ALPHA),
r"(?<=[0-9])-(?=[{a}])".format(a=ALPHA),
r"(?<=[{a}])[\/-](?={c}|[{a}])".format(a=ALPHA, c=CURRENCY),
]
TOKENIZER_PREFIXES = _prefixes
TOKENIZER_SUFFIXES = _suffixes
TOKENIZER_INFIXES = _infixes