mirror of https://github.com/explosion/spaCy.git
98 lines
2.7 KiB
Python
98 lines
2.7 KiB
Python
from __future__ import unicode_literals
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import pytest
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import numpy
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from spacy.vocab import Vocab
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from spacy.tokens.doc import Doc
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from spacy.attrs import ORTH, SPACY, TAG, DEP, HEAD
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from spacy.serialize.packer import Packer
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from spacy.serialize.bits import BitArray
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def get_lex_props(string, prob=-22):
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return {
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'flags': 0,
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'length': len(string),
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'orth': string,
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'lower': string,
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'norm': string,
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'shape': string,
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'prefix': string[0],
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'suffix': string[-3:],
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'cluster': 0,
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'prob': prob,
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'sentiment': 0
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}
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@pytest.fixture
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def vocab():
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vocab = Vocab(get_lex_props=get_lex_props)
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vocab['dog'] = get_lex_props('dog', 0.001)
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assert vocab[vocab.strings['dog']].orth_ == 'dog'
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vocab['the'] = get_lex_props('the', 0.01)
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vocab['quick'] = get_lex_props('quick', 0.005)
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vocab['jumped'] = get_lex_props('jumped', 0.007)
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return vocab
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def test_packer_unannotated(vocab):
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packer = Packer(vocab, [(ORTH, [(lex.orth, lex.prob) for lex in vocab]),
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(SPACY, [])])
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ids = [vocab[w].orth for w in 'the dog jumped'.split()]
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msg = Doc.from_ids(vocab, ids, [1, 1, 0])
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assert msg.string == 'the dog jumped'
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bits = packer.pack(msg)
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result = packer.unpack(bits)
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assert result.string == 'the dog jumped'
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def test_packer_annotated(vocab):
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nn = vocab.strings['NN']
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dt = vocab.strings['DT']
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vbd = vocab.strings['VBD']
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jj = vocab.strings['JJ']
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det = vocab.strings['det']
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nsubj = vocab.strings['nsubj']
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adj = vocab.strings['adj']
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root = vocab.strings['ROOT']
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attr_freqs = [
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(ORTH, [(lex.orth, lex.prob) for lex in vocab]),
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(SPACY, []),
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(TAG, [(nn, 0.1), (dt, 0.2), (jj, 0.01), (vbd, 0.05)]),
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(DEP, {det: 0.2, nsubj: 0.1, adj: 0.05, root: 0.1}.items()),
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(HEAD, {0: 0.05, 1: 0.2, -1: 0.2, -2: 0.1, 2: 0.1}.items())
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]
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packer = Packer(vocab, attr_freqs)
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ids = [vocab[w].orth for w in 'the dog jumped'.split()]
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msg = Doc.from_ids(vocab, ids, [1, 1, 0])
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msg.from_array(
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[TAG, DEP, HEAD],
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numpy.array([
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[dt, det, 1],
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[nn, nsubj, 1],
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[vbd, root, 0]
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], dtype=numpy.int32))
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assert msg.string == 'the dog jumped'
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assert [t.tag_ for t in msg] == ['DT', 'NN', 'VBD']
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assert [t.dep_ for t in msg] == ['det', 'nsubj', 'ROOT']
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assert [(t.head.i - t.i) for t in msg] == [1, 1, 0]
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bits = packer.pack(msg)
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result = packer.unpack(bits)
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assert result.string == 'the dog jumped'
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assert [t.tag_ for t in result] == ['DT', 'NN', 'VBD']
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assert [t.dep_ for t in result] == ['det', 'nsubj', 'ROOT']
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assert [(t.head.i - t.i) for t in result] == [1, 1, 0]
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