spaCy/spacy/lang/uk/lemmatizer.py
Adriane Boyd 54e8e3c208
Update model-related dependencies (#6725)
* Update pymorphy2 error messages for Russian and Ukrainian
* Add pymorphy2 to pex
* Update spacy-pkuseg version for pex
2021-01-14 17:29:44 +11:00

30 lines
917 B
Python

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