mirror of https://github.com/explosion/spaCy.git
84 lines
3.3 KiB
Python
84 lines
3.3 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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from spacy.gold import biluo_tags_from_offsets, offsets_from_biluo_tags
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from spacy.gold import spans_from_biluo_tags, GoldParse
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from spacy.tokens import Doc
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import pytest
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def test_gold_biluo_U(en_vocab):
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words = ["I", "flew", "to", "London", "."]
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spaces = [True, True, True, False, True]
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doc = Doc(en_vocab, words=words, spaces=spaces)
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entities = [(len("I flew to "), len("I flew to London"), "LOC")]
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tags = biluo_tags_from_offsets(doc, entities)
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assert tags == ["O", "O", "O", "U-LOC", "O"]
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def test_gold_biluo_BL(en_vocab):
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words = ["I", "flew", "to", "San", "Francisco", "."]
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spaces = [True, True, True, True, False, True]
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doc = Doc(en_vocab, words=words, spaces=spaces)
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entities = [(len("I flew to "), len("I flew to San Francisco"), "LOC")]
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tags = biluo_tags_from_offsets(doc, entities)
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assert tags == ["O", "O", "O", "B-LOC", "L-LOC", "O"]
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def test_gold_biluo_BIL(en_vocab):
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words = ["I", "flew", "to", "San", "Francisco", "Valley", "."]
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spaces = [True, True, True, True, True, False, True]
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doc = Doc(en_vocab, words=words, spaces=spaces)
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entities = [(len("I flew to "), len("I flew to San Francisco Valley"), "LOC")]
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tags = biluo_tags_from_offsets(doc, entities)
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assert tags == ["O", "O", "O", "B-LOC", "I-LOC", "L-LOC", "O"]
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def test_gold_biluo_overlap(en_vocab):
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words = ["I", "flew", "to", "San", "Francisco", "Valley", "."]
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spaces = [True, True, True, True, True, False, True]
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doc = Doc(en_vocab, words=words, spaces=spaces)
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entities = [
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(len("I flew to "), len("I flew to San Francisco Valley"), "LOC"),
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(len("I flew to "), len("I flew to San Francisco"), "LOC"),
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]
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with pytest.raises(ValueError):
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biluo_tags_from_offsets(doc, entities)
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def test_gold_biluo_misalign(en_vocab):
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words = ["I", "flew", "to", "San", "Francisco", "Valley."]
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spaces = [True, True, True, True, True, False]
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doc = Doc(en_vocab, words=words, spaces=spaces)
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entities = [(len("I flew to "), len("I flew to San Francisco Valley"), "LOC")]
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tags = biluo_tags_from_offsets(doc, entities)
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assert tags == ["O", "O", "O", "-", "-", "-"]
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def test_roundtrip_offsets_biluo_conversion(en_tokenizer):
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text = "I flew to Silicon Valley via London."
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biluo_tags = ["O", "O", "O", "B-LOC", "L-LOC", "O", "U-GPE", "O"]
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offsets = [(10, 24, "LOC"), (29, 35, "GPE")]
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doc = en_tokenizer(text)
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biluo_tags_converted = biluo_tags_from_offsets(doc, offsets)
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assert biluo_tags_converted == biluo_tags
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offsets_converted = offsets_from_biluo_tags(doc, biluo_tags)
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assert offsets_converted == offsets
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def test_biluo_spans(en_tokenizer):
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doc = en_tokenizer("I flew to Silicon Valley via London.")
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biluo_tags = ["O", "O", "O", "B-LOC", "L-LOC", "O", "U-GPE", "O"]
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spans = spans_from_biluo_tags(doc, biluo_tags)
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assert len(spans) == 2
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assert spans[0].text == "Silicon Valley"
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assert spans[0].label_ == "LOC"
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assert spans[1].text == "London"
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assert spans[1].label_ == "GPE"
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def test_gold_ner_missing_tags(en_tokenizer):
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doc = en_tokenizer("I flew to Silicon Valley via London.")
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biluo_tags = [None, "O", "O", "B-LOC", "L-LOC", "O", "U-GPE", "O"]
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gold = GoldParse(doc, entities=biluo_tags) # noqa: F841
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