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35 lines
1.1 KiB
Python
35 lines
1.1 KiB
Python
from typing import Optional, Callable
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from thinc.api import Model
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from ..ru.lemmatizer import RussianLemmatizer
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from ...pipeline.lemmatizer import lemmatizer_score
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from ...vocab import Vocab
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class UkrainianLemmatizer(RussianLemmatizer):
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def __init__(
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self,
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vocab: Vocab,
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model: Optional[Model],
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name: str = "lemmatizer",
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*,
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mode: str = "pymorphy2",
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overwrite: bool = False,
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scorer: Optional[Callable] = lemmatizer_score,
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) -> None:
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if mode == "pymorphy2":
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try:
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from pymorphy2 import MorphAnalyzer
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except ImportError:
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raise ImportError(
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"The Ukrainian lemmatizer mode 'pymorphy2' requires the "
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"pymorphy2 library and dictionaries. Install them with: "
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"pip install pymorphy2 pymorphy2-dicts-uk"
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) from None
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if getattr(self, "_morph", None) is None:
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self._morph = MorphAnalyzer(lang="uk")
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super().__init__(
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vocab, model, name, mode=mode, overwrite=overwrite, scorer=scorer
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)
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