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31 lines
943 B
Python
31 lines
943 B
Python
"""Demonstrate adding a rule-based component that forces some tokens to not
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be entities, before the NER tagger is applied. This is used to hotfix the issue
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in https://github.com/explosion/spaCy/issues/2870 , present as of spaCy v2.0.16.
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"""
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import spacy
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from spacy.attrs import ENT_IOB
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def fix_space_tags(doc):
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ent_iobs = doc.to_array([ENT_IOB])
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for i, token in enumerate(doc):
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if token.is_space:
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# Sets 'O' tag (0 is None, so I is 1, O is 2)
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ent_iobs[i] = 2
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doc.from_array([ENT_IOB], ent_iobs.reshape((len(doc), 1)))
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return doc
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def main():
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nlp = spacy.load("en_core_web_sm")
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text = u"""This is some crazy test where I dont need an Apple Watch to make things bug"""
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doc = nlp(text)
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print("Before", doc.ents)
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nlp.add_pipe(fix_space_tags, name="fix-ner", before="ner")
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doc = nlp(text)
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print("After", doc.ents)
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if __name__ == "__main__":
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main()
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