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86 lines
2.5 KiB
Python
86 lines
2.5 KiB
Python
import spacy
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from spacy.pipeline import EntityRecognizer, EntityRuler
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from spacy.lang.en import English
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from spacy.tokens import Span
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from spacy.util import ensure_path
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from spacy.pipeline.defaults import default_ner
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from ..util import make_tempdir
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def test_issue4042():
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"""Test that serialization of an EntityRuler before NER works fine."""
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nlp = English()
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# add ner pipe
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ner = nlp.create_pipe("ner")
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ner.add_label("SOME_LABEL")
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nlp.add_pipe(ner)
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nlp.begin_training()
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# Add entity ruler
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ruler = EntityRuler(nlp)
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patterns = [
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{"label": "MY_ORG", "pattern": "Apple"},
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{"label": "MY_GPE", "pattern": [{"lower": "san"}, {"lower": "francisco"}]},
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]
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ruler.add_patterns(patterns)
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nlp.add_pipe(ruler, before="ner") # works fine with "after"
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doc1 = nlp("What do you think about Apple ?")
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assert doc1.ents[0].label_ == "MY_ORG"
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with make_tempdir() as d:
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output_dir = ensure_path(d)
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if not output_dir.exists():
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output_dir.mkdir()
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nlp.to_disk(output_dir)
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nlp2 = spacy.load(output_dir)
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doc2 = nlp2("What do you think about Apple ?")
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assert doc2.ents[0].label_ == "MY_ORG"
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def test_issue4042_bug2():
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"""
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Test that serialization of an NER works fine when new labels were added.
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This is the second bug of two bugs underlying the issue 4042.
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"""
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nlp1 = English()
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vocab = nlp1.vocab
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# add ner pipe
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ner1 = nlp1.create_pipe("ner")
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ner1.add_label("SOME_LABEL")
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nlp1.add_pipe(ner1)
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nlp1.begin_training()
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# add a new label to the doc
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doc1 = nlp1("What do you think about Apple ?")
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assert len(ner1.labels) == 1
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assert "SOME_LABEL" in ner1.labels
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apple_ent = Span(doc1, 5, 6, label="MY_ORG")
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doc1.ents = list(doc1.ents) + [apple_ent]
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# reapply the NER - at this point it should resize itself
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ner1(doc1)
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assert len(ner1.labels) == 2
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assert "SOME_LABEL" in ner1.labels
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assert "MY_ORG" in ner1.labels
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with make_tempdir() as d:
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# assert IO goes fine
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output_dir = ensure_path(d)
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if not output_dir.exists():
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output_dir.mkdir()
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ner1.to_disk(output_dir)
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config = {
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"learn_tokens": False,
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"min_action_freq": 30,
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"beam_width": 1,
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"beam_update_prob": 1.0,
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}
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ner2 = EntityRecognizer(vocab, default_ner(), **config)
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ner2.from_disk(output_dir)
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assert len(ner2.labels) == 2
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