mirror of https://github.com/explosion/spaCy.git
165 lines
3.1 KiB
Python
165 lines
3.1 KiB
Python
# coding: utf8
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from __future__ import unicode_literals
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import itertools
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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, CURRENCY
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from ..char_classes import CONCAT_QUOTES, ALPHA_LOWER, ALPHA_UPPER, ALPHA, PUNCT
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_list_icons = [x for x in LIST_ICONS if x != "°"]
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_list_icons = [x.replace("\\u00B0", "") for x in _list_icons]
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_ro_variants = {
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"Ă": ["Ă", "A"],
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"Â": ["Â", "A"],
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"Î": ["Î", "I"],
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"Ș": ["Ș", "Ş", "S"],
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"Ț": ["Ț", "Ţ", "T"],
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}
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def _make_ro_variants(tokens):
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variants = []
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for token in tokens:
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upper_token = token.upper()
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upper_char_variants = [_ro_variants.get(c, [c]) for c in upper_token]
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upper_variants = ["".join(x) for x in itertools.product(*upper_char_variants)]
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for variant in upper_variants:
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variants.extend([variant, variant.lower(), variant.title()])
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return sorted(list(set(variants)))
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# UD_Romanian-RRT closed class prefixes
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# POS: ADP|AUX|CCONJ|DET|NUM|PART|PRON|SCONJ
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_ud_rrt_prefixes = [
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"a-",
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"c-",
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"ce-",
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"cu-",
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"d-",
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"de-",
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"dintr-",
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"e-",
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"făr-",
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"i-",
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"l-",
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"le-",
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"m-",
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"mi-",
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"n-",
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"ne-",
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"p-",
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"pe-",
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"prim-",
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"printr-",
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"s-",
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"se-",
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"te-",
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"v-",
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"într-",
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"ș-",
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"și-",
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"ți-",
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]
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_ud_rrt_prefix_variants = _make_ro_variants(_ud_rrt_prefixes)
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# UD_Romanian-RRT closed class suffixes without NUM
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# POS: ADP|AUX|CCONJ|DET|PART|PRON|SCONJ
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_ud_rrt_suffixes = [
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"-a",
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"-aceasta",
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"-ai",
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"-al",
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"-ale",
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"-alta",
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"-am",
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"-ar",
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"-astea",
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"-atâta",
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"-au",
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"-aș",
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"-ați",
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"-i",
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"-ilor",
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"-l",
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"-le",
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"-lea",
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"-mea",
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"-meu",
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"-mi",
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"-mă",
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"-n",
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"-ndărătul",
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"-ne",
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"-o",
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"-oi",
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"-or",
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"-s",
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"-se",
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"-si",
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"-te",
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"-ul",
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"-ului",
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"-un",
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"-uri",
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"-urile",
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"-urilor",
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"-veți",
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"-vă",
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"-ăștia",
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"-și",
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"-ți",
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]
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_ud_rrt_suffix_variants = _make_ro_variants(_ud_rrt_suffixes)
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_prefixes = (
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["§", "%", "=", "—", "–", r"\+(?![0-9])"]
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+ _ud_rrt_prefix_variants
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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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+ LIST_ICONS
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)
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_suffixes = (
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_ud_rrt_suffix_variants
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+ LIST_PUNCT
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+ LIST_ELLIPSES
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+ LIST_QUOTES
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+ _list_icons
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+ ["—", "–"]
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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{al}{e}{p}(?:{q})])\.".format(
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al=ALPHA_LOWER, e=r"%²\-\+", q=CONCAT_QUOTES, p=PUNCT
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),
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r"(?<=[{au}][{au}])\.".format(au=ALPHA_UPPER),
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]
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)
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_infixes = (
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LIST_ELLIPSES
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+ _list_icons
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+ [
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r"(?<=[0-9])[+\*^](?=[0-9-])",
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r"(?<=[{al}{q}])\.(?=[{au}{q}])".format(
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al=ALPHA_LOWER, au=ALPHA_UPPER, q=CONCAT_QUOTES
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),
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r"(?<=[{a}]),(?=[{a}])".format(a=ALPHA),
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r"(?<=[{a}0-9])[:<>=](?=[{a}])".format(a=ALPHA),
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]
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)
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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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