mirror of
https://github.com/explosion/spaCy.git
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65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
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# coding: utf8
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from __future__ import unicode_literals
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from collections import OrderedDict
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from ...lemmatizer import Lemmatizer
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from ...parts_of_speech import NAMES as UPOS_NAMES
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class MacedonianLemmatizer(Lemmatizer):
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def __call__(self, string, univ_pos, morphology=None):
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lookup_table = self.lookups.get_table("lemma_lookup", {})
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if "lemma_rules" not in self.lookups:
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return [lookup_table.get(string, string)]
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if isinstance(univ_pos, int):
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univ_pos = UPOS_NAMES.get(univ_pos, "X")
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univ_pos = univ_pos.lower()
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if univ_pos in ("", "eol", "space"):
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return [string.lower()]
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if string[-3:] == 'јќи':
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string = string[:-3]
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univ_pos = "verb"
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if callable(self.is_base_form) and self.is_base_form(univ_pos, morphology):
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return [string.lower()]
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index_table = self.lookups.get_table("lemma_index", {})
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exc_table = self.lookups.get_table("lemma_exc", {})
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rules_table = self.lookups.get_table("lemma_rules", {})
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if not any((index_table.get(univ_pos), exc_table.get(univ_pos), rules_table.get(univ_pos))):
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if univ_pos == "propn":
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return [string]
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else:
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return [string.lower()]
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lemmas = self.lemmatize(
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string,
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index_table.get(univ_pos, {}),
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exc_table.get(univ_pos, {}),
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rules_table.get(univ_pos, []),
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)
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return lemmas
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def lemmatize(self, string, index, exceptions, rules):
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orig = string
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string = string.lower()
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forms = []
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for old, new in rules:
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if string.endswith(old):
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form = string[: len(string) - len(old)] + new
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if not form:
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continue
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if form in index or not form.isalpha():
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forms.append(form)
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forms = list(OrderedDict.fromkeys(forms))
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for form in exceptions.get(string, []):
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if form not in forms:
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forms.insert(0, form)
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if not forms:
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forms.append(orig)
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return forms
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