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depr_test_ner.py
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from __future__ import unicode_literals
from spacy.ner.pystate import PyState
import pytest
@pytest.fixture
def labels():
ent_types = ['LOC', 'MISC', 'ORG', 'PER']
moves = ['B', 'I', 'L', 'U']
labels = ['NULL', 'EOL', 'O']
for move in moves:
for ent_type in ent_types:
labels.append('%s-%s' % (move, ent_type))
return labels
@pytest.fixture
def sentence():
return "Ms. Haag plays Elianti .".split()
@pytest.fixture
def state(labels, sentence):
return PyState(labels, len(sentence))
def test_begin(state, sentence):
assert state.n_ents == 0
assert state.i == 0
state.transition('B-PER')
assert state.n_ents == 0
assert state.i == 1
assert state.open_entity
assert state.ent == {'start': 0, 'label': 4, 'end': 0}
assert state.is_valid('I-PER')
assert not state.is_valid('I-LOC')
assert state.is_valid('L-PER')
assert not state.is_valid('L-LOC')
assert not state.is_valid('O')
assert not state.is_valid('U-PER')
def test_in(state, sentence):
state.transition('B-PER')
assert state.n_ents == 0
state.transition('I-PER')
assert state.n_ents == 0
assert state.i == 2
assert state.is_valid('I-PER')
assert state.is_valid('L-PER')
assert not state.is_valid('B-PER')
assert not state.is_valid('I-LOC')
assert not state.is_valid('L-LOC')
assert not state.is_valid('U-PER')
assert not state.is_valid('O')
def test_last(state, sentence):
state.transition('B-PER')
assert state.n_ents == 0
state.transition('L-PER')
assert state.n_ents == 1
assert state.i == 2
assert not state.open_entity
assert state.is_valid('B-PER')
assert state.is_valid('B-LOC')
assert state.is_valid('U-PER')
assert state.is_valid('U-LOC')
assert state.is_valid('O')
assert not state.is_valid('L-PER')
assert not state.is_valid('I-PER')
def test_unit(state, sentence):
assert state.n_ents == 0
state.transition('U-PER')
assert state.n_ents == 1
assert state.i == 1
assert not state.open_entity
assert state.is_valid('B-PER')
assert state.is_valid('B-LOC')
assert state.is_valid('U-PER')
assert state.is_valid('U-LOC')
assert state.is_valid('O')
assert not state.is_valid('I-PER')
assert not state.is_valid('L-PER')
def test_out(state, sentence):
assert state.n_ents == 0
state.transition('U-PER')
assert state.n_ents == 1
assert state.i == 1
state.transition('O')
assert state.i == 2
assert not state.open_entity
assert state.is_valid('B-PER')
assert state.is_valid('B-LOC')
assert state.is_valid('U-PER')
assert state.is_valid('U-LOC')
assert state.is_valid('O')
assert not state.is_valid('I-PER')
assert not state.is_valid('L-PER')
@pytest.fixture
def golds(sentence):
g = ['B-PER', 'L-PER', 'O', 'U-PER', 'O']
assert len(g) == len(sentence)
return g
def test_oracle_gold(state, sentence, golds):
state.set_golds(golds)
assert state.is_gold('B-PER')
assert not state.is_gold('B-LOC')
assert not state.is_gold('I-PER')
assert not state.is_gold('L-PER')
assert not state.is_gold('U-PER')
assert not state.is_gold('O')
state.transition('B-PER')
assert state.is_gold('L-PER')
state.transition('L-PER')
assert state.is_gold('O')
assert not state.is_gold('B-PER')
state.transition('O')
assert not state.is_gold('B-PER')
assert not state.is_gold('O')
assert state.is_gold('U-PER')
state.transition('U-PER')
assert state.is_gold('O')
state.transition('O')
assert state.i == len(sentence)
def test_oracle_miss_entity(state, sentence, golds):
state.set_golds(golds)
state.transition('O')
assert not state.is_gold('L-PER')
assert not state.is_gold('U-PER')
assert not state.is_gold('I-PER')
assert not state.is_gold('B-PER')
assert state.is_gold('O')
state.transition('O')
state.transition('O')
assert state.is_gold('U-PER')
def test_oracle_extend_entity(state, sentence, golds):
state.set_golds(golds)
state.transition('B-PER')
assert not state.is_gold('I-PER')
state.transition('I-PER')
assert state.is_gold('L-PER')
assert not state.is_gold('I-PER')