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274 lines
8.5 KiB
Python
274 lines
8.5 KiB
Python
import pytest
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import numpy
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from spacy.training import Example
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from spacy.lang.en import English
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from spacy.pipeline import AttributeRuler
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from spacy import util, registry
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from spacy.tokens import Doc
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from ..util import make_tempdir
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@pytest.fixture
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def nlp():
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return English()
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@pytest.fixture
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def pattern_dicts():
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return [
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{
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"patterns": [[{"ORTH": "a"}], [{"ORTH": "irrelevant"}]],
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"attrs": {"LEMMA": "the", "MORPH": "Case=Nom|Number=Plur"},
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},
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# one pattern sets the lemma
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{"patterns": [[{"ORTH": "test"}]], "attrs": {"LEMMA": "cat"}},
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# another pattern sets the morphology
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{
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"patterns": [[{"ORTH": "test"}]],
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"attrs": {"MORPH": "Case=Nom|Number=Sing"},
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"index": 0,
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},
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]
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@registry.misc("attribute_ruler_patterns")
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def attribute_ruler_patterns():
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return [
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{
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"patterns": [[{"ORTH": "a"}], [{"ORTH": "irrelevant"}]],
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"attrs": {"LEMMA": "the", "MORPH": "Case=Nom|Number=Plur"},
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},
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# one pattern sets the lemma
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{"patterns": [[{"ORTH": "test"}]], "attrs": {"LEMMA": "cat"}},
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# another pattern sets the morphology
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{
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"patterns": [[{"ORTH": "test"}]],
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"attrs": {"MORPH": "Case=Nom|Number=Sing"},
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"index": 0,
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},
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]
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@pytest.fixture
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def tag_map():
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return {
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".": {"POS": "PUNCT", "PunctType": "peri"},
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",": {"POS": "PUNCT", "PunctType": "comm"},
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}
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@pytest.fixture
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def morph_rules():
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return {"DT": {"the": {"POS": "DET", "LEMMA": "a", "Case": "Nom"}}}
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def check_tag_map(ruler):
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doc = Doc(
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ruler.vocab,
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words=["This", "is", "a", "test", "."],
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tags=["DT", "VBZ", "DT", "NN", "."],
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)
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doc = ruler(doc)
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for i in range(len(doc)):
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if i == 4:
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assert doc[i].pos_ == "PUNCT"
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assert str(doc[i].morph) == "PunctType=peri"
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else:
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assert doc[i].pos_ == ""
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assert str(doc[i].morph) == ""
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def check_morph_rules(ruler):
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doc = Doc(
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ruler.vocab,
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words=["This", "is", "the", "test", "."],
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tags=["DT", "VBZ", "DT", "NN", "."],
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)
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doc = ruler(doc)
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for i in range(len(doc)):
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if i != 2:
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assert doc[i].pos_ == ""
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assert str(doc[i].morph) == ""
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else:
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assert doc[2].pos_ == "DET"
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assert doc[2].lemma_ == "a"
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assert str(doc[2].morph) == "Case=Nom"
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def test_attributeruler_init(nlp, pattern_dicts):
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a = nlp.add_pipe("attribute_ruler")
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for p in pattern_dicts:
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a.add(**p)
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doc = nlp("This is a test.")
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assert doc[2].lemma_ == "the"
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assert str(doc[2].morph) == "Case=Nom|Number=Plur"
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assert doc[3].lemma_ == "cat"
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assert str(doc[3].morph) == "Case=Nom|Number=Sing"
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assert doc.has_annotation("LEMMA")
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assert doc.has_annotation("MORPH")
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def test_attributeruler_init_patterns(nlp, pattern_dicts):
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# initialize with patterns
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ruler = nlp.add_pipe("attribute_ruler")
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ruler.initialize(lambda: [], patterns=pattern_dicts)
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doc = nlp("This is a test.")
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assert doc[2].lemma_ == "the"
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assert str(doc[2].morph) == "Case=Nom|Number=Plur"
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assert doc[3].lemma_ == "cat"
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assert str(doc[3].morph) == "Case=Nom|Number=Sing"
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assert doc.has_annotation("LEMMA")
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assert doc.has_annotation("MORPH")
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nlp.remove_pipe("attribute_ruler")
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# initialize with patterns from misc registry
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nlp.config["initialize"]["components"]["attribute_ruler"] = {
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"patterns": {"@misc": "attribute_ruler_patterns"}
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}
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nlp.add_pipe("attribute_ruler")
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nlp.initialize()
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doc = nlp("This is a test.")
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assert doc[2].lemma_ == "the"
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assert str(doc[2].morph) == "Case=Nom|Number=Plur"
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assert doc[3].lemma_ == "cat"
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assert str(doc[3].morph) == "Case=Nom|Number=Sing"
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assert doc.has_annotation("LEMMA")
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assert doc.has_annotation("MORPH")
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def test_attributeruler_init_clear(nlp, pattern_dicts):
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"""Test that initialization clears patterns."""
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ruler = nlp.add_pipe("attribute_ruler")
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assert not len(ruler.matcher)
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ruler.add_patterns(pattern_dicts)
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assert len(ruler.matcher)
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ruler.initialize(lambda: [])
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assert not len(ruler.matcher)
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def test_attributeruler_score(nlp, pattern_dicts):
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# initialize with patterns
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ruler = nlp.add_pipe("attribute_ruler")
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ruler.initialize(lambda: [], patterns=pattern_dicts)
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doc = nlp("This is a test.")
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assert doc[2].lemma_ == "the"
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assert str(doc[2].morph) == "Case=Nom|Number=Plur"
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assert doc[3].lemma_ == "cat"
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assert str(doc[3].morph) == "Case=Nom|Number=Sing"
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doc = nlp.make_doc("This is a test.")
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dev_examples = [Example.from_dict(doc, {"lemmas": ["this", "is", "a", "cat", "."]})]
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scores = nlp.evaluate(dev_examples)
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# "cat" is the only correct lemma
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assert scores["lemma_acc"] == pytest.approx(0.2)
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# the empty morphs are correct
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assert scores["morph_acc"] == pytest.approx(0.6)
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def test_attributeruler_rule_order(nlp):
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a = AttributeRuler(nlp.vocab)
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patterns = [
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{"patterns": [[{"TAG": "VBZ"}]], "attrs": {"POS": "VERB"}},
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{"patterns": [[{"TAG": "VBZ"}]], "attrs": {"POS": "NOUN"}},
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]
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a.add_patterns(patterns)
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doc = Doc(
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nlp.vocab,
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words=["This", "is", "a", "test", "."],
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tags=["DT", "VBZ", "DT", "NN", "."],
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)
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doc = a(doc)
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assert doc[1].pos_ == "NOUN"
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def test_attributeruler_tag_map(nlp, tag_map):
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ruler = AttributeRuler(nlp.vocab)
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ruler.load_from_tag_map(tag_map)
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check_tag_map(ruler)
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def test_attributeruler_tag_map_initialize(nlp, tag_map):
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ruler = nlp.add_pipe("attribute_ruler")
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ruler.initialize(lambda: [], tag_map=tag_map)
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check_tag_map(ruler)
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def test_attributeruler_morph_rules(nlp, morph_rules):
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ruler = AttributeRuler(nlp.vocab)
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ruler.load_from_morph_rules(morph_rules)
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check_morph_rules(ruler)
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def test_attributeruler_morph_rules_initialize(nlp, morph_rules):
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ruler = nlp.add_pipe("attribute_ruler")
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ruler.initialize(lambda: [], morph_rules=morph_rules)
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check_morph_rules(ruler)
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def test_attributeruler_indices(nlp):
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a = nlp.add_pipe("attribute_ruler")
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a.add(
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[[{"ORTH": "a"}, {"ORTH": "test"}]],
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{"LEMMA": "the", "MORPH": "Case=Nom|Number=Plur"},
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index=0,
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)
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a.add(
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[[{"ORTH": "This"}, {"ORTH": "is"}]],
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{"LEMMA": "was", "MORPH": "Case=Nom|Number=Sing"},
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index=1,
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)
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a.add([[{"ORTH": "a"}, {"ORTH": "test"}]], {"LEMMA": "cat"}, index=-1)
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text = "This is a test."
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doc = nlp(text)
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for i in range(len(doc)):
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if i == 1:
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assert doc[i].lemma_ == "was"
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assert str(doc[i].morph) == "Case=Nom|Number=Sing"
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elif i == 2:
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assert doc[i].lemma_ == "the"
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assert str(doc[i].morph) == "Case=Nom|Number=Plur"
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elif i == 3:
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assert doc[i].lemma_ == "cat"
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else:
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assert str(doc[i].morph) == ""
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# raises an error when trying to modify a token outside of the match
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a.add([[{"ORTH": "a"}, {"ORTH": "test"}]], {"LEMMA": "cat"}, index=2)
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with pytest.raises(ValueError):
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doc = nlp(text)
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# raises an error when trying to modify a token outside of the match
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a.add([[{"ORTH": "a"}, {"ORTH": "test"}]], {"LEMMA": "cat"}, index=10)
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with pytest.raises(ValueError):
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doc = nlp(text)
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def test_attributeruler_patterns_prop(nlp, pattern_dicts):
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a = nlp.add_pipe("attribute_ruler")
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a.add_patterns(pattern_dicts)
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for p1, p2 in zip(pattern_dicts, a.patterns):
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assert p1["patterns"] == p2["patterns"]
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assert p1["attrs"] == p2["attrs"]
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if p1.get("index"):
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assert p1["index"] == p2["index"]
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def test_attributeruler_serialize(nlp, pattern_dicts):
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a = nlp.add_pipe("attribute_ruler")
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a.add_patterns(pattern_dicts)
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text = "This is a test."
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attrs = ["ORTH", "LEMMA", "MORPH"]
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doc = nlp(text)
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# bytes roundtrip
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a_reloaded = AttributeRuler(nlp.vocab).from_bytes(a.to_bytes())
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assert a.to_bytes() == a_reloaded.to_bytes()
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doc1 = a_reloaded(nlp.make_doc(text))
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numpy.array_equal(doc.to_array(attrs), doc1.to_array(attrs))
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assert a.patterns == a_reloaded.patterns
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# disk roundtrip
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with make_tempdir() as tmp_dir:
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nlp.to_disk(tmp_dir)
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nlp2 = util.load_model_from_path(tmp_dir)
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doc2 = nlp2(text)
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assert nlp2.get_pipe("attribute_ruler").to_bytes() == a.to_bytes()
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assert numpy.array_equal(doc.to_array(attrs), doc2.to_array(attrs))
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assert a.patterns == nlp2.get_pipe("attribute_ruler").patterns
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