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21 lines
552 B
Python
21 lines
552 B
Python
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# coding: utf8
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from __future__ import unicode_literals
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from spacy.matcher import Matcher
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from spacy.tokens import Doc
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def test_issue3951(en_vocab):
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"""Test that combinations of optional rules are matched correctly."""
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matcher = Matcher(en_vocab)
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pattern = [
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{"LOWER": "hello"},
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{"LOWER": "this", "OP": "?"},
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{"OP": "?"},
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{"LOWER": "world"},
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]
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matcher.add("TEST", None, pattern)
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doc = Doc(en_vocab, words=["Hello", "my", "new", "world"])
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matches = matcher(doc)
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assert len(matches) == 0
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