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47 lines
1.7 KiB
Python
47 lines
1.7 KiB
Python
import pytest
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from spacy.tokens import Doc
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from ...util import apply_transition_sequence
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@pytest.mark.issue(309)
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def test_issue309(en_vocab):
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"""Test Issue #309: SBD fails on empty string"""
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doc = Doc(en_vocab, words=[" "], heads=[0], deps=["ROOT"])
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assert len(doc) == 1
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sents = list(doc.sents)
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assert len(sents) == 1
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@pytest.mark.parametrize("words", [["A", "test", "sentence"]])
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@pytest.mark.parametrize("punct", [".", "!", "?", ""])
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def test_en_sbd_single_punct(en_vocab, words, punct):
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heads = [2, 2, 2, 2] if punct else [2, 2, 2]
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deps = ["dep"] * len(heads)
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words = [*words, punct] if punct else words
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doc = Doc(en_vocab, words=words, heads=heads, deps=deps)
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assert len(doc) == 4 if punct else 3
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assert len(list(doc.sents)) == 1
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assert sum(len(sent) for sent in doc.sents) == len(doc)
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@pytest.mark.skip(
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reason="The step_through API was removed (but should be brought back)"
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)
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def test_en_sentence_breaks(en_vocab, en_parser):
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# fmt: off
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words = ["This", "is", "a", "sentence", ".", "This", "is", "another", "one", "."]
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heads = [1, 1, 3, 1, 1, 6, 6, 8, 6, 6]
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deps = ["nsubj", "ROOT", "det", "attr", "punct", "nsubj", "ROOT", "det",
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"attr", "punct"]
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transition = ["L-nsubj", "S", "L-det", "R-attr", "D", "R-punct", "B-ROOT",
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"L-nsubj", "S", "L-attr", "R-attr", "D", "R-punct"]
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# fmt: on
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doc = Doc(en_vocab, words=words, heads=heads, deps=deps)
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apply_transition_sequence(en_parser, doc, transition)
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assert len(list(doc.sents)) == 2
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for token in doc:
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assert token.dep != 0 or token.is_space
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assert [token.head.i for token in doc] == [1, 1, 3, 1, 1, 6, 6, 8, 6, 6]
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