spaCy/spacy/tests/regression/test_issue595.py

25 lines
663 B
Python

# coding: utf-8
from __future__ import unicode_literals
from ...symbols import POS, VERB, VerbForm_inf
from ...vocab import Vocab
from ...lemmatizer import Lemmatizer
from ..util import get_doc
import pytest
def test_issue595():
"""Test lemmatization of base forms"""
words = ["Do", "n't", "feed", "the", "dog"]
tag_map = {'VB': {POS: VERB, 'morph': VerbForm_inf}}
rules = {"verb": [["ed", "e"]]}
lemmatizer = Lemmatizer({'verb': {}}, {'verb': {}}, rules)
vocab = Vocab(lemmatizer=lemmatizer, tag_map=tag_map)
doc = get_doc(vocab, words)
doc[2].tag_ = 'VB'
assert doc[2].text == 'feed'
assert doc[2].lemma_ == 'feed'