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Add Token.lex

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This commit is contained in:
Ines Montani 2020-08-10 16:43:52 +02:00
parent 933a7cf8d1
commit c099f6eece
3 changed files with 85 additions and 70 deletions
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9
spacy/tests/doc/test_doc_api.py
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@ -2,6 +2,7 @@ import pytest
import numpy
from spacy.tokens import Doc, Span
from spacy.vocab import Vocab
from spacy.lexeme import Lexeme
from spacy.lang.en import English
from spacy.attrs import ENT_TYPE, ENT_IOB, SENT_START, HEAD, DEP, MORPH
@ -389,3 +390,11 @@ def test_doc_lang(en_vocab):
assert doc.lang == en_vocab.strings["en"]
assert doc[0].lang_ == "en"
assert doc[0].lang == en_vocab.strings["en"]
def test_token_lexeme(en_vocab):
"""Test that tokens expose their lexeme."""
token = Doc(en_vocab, words=["Hello", "world"])[0]
assert isinstance(token.lex, Lexeme)
assert token.lex.text == token.text
assert en_vocab[token.orth] == token.lex

5
spacy/tokens/token.pyx
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@ -226,6 +226,11 @@ cdef class Token:
cdef hash_t key = self.vocab.morphology.add(features)
self.c.morph = key
@property
def lex(self):
"""RETURNS (Lexeme): The underlying lexeme."""
return self.vocab[self.c.lex.orth]
@property
def lex_id(self):
"""RETURNS (int): Sequential ID of the token's lexical type."""

3
website/docs/api/token.md
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@ -393,8 +393,9 @@ The L2 norm of the token's vector representation.
## Attributes {#attributes}
| Name | Type | Description |
| -------------------------------------------- | --------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| -------------------------------------------- | ----------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `doc` | `Doc` | The parent document. |
| `lex` <Tag variant="new">3</Tag> | [`Lexeme`](/api/lexeme) | The underlying lexeme. |
| `sent` <Tag variant="new">2.0.12</Tag> | `Span` | The sentence span that this token is a part of. |
| `text` | str | Verbatim text content. |
| `text_with_ws` | str | Text content, with trailing space character if present. |