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