mirror of
https://github.com/Unstructured-IO/unstructured.git
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78 lines
2.7 KiB
Python
78 lines
2.7 KiB
Python
from typing import List, Tuple
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from unittest.mock import patch
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import nltk
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from test_unstructured.nlp.mock_nltk import mock_sent_tokenize, mock_word_tokenize
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from unstructured.nlp import tokenize
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def test_nltk_packages_download_if_not_present():
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with patch.object(nltk, "find", side_effect=LookupError):
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with patch.object(nltk, "download") as mock_download:
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tokenize._download_nltk_package_if_not_present("fake_package", "tokenizers")
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mock_download.assert_called_with("fake_package")
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def test_nltk_packages_do_not_download_if():
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with patch.object(nltk, "find"), patch.object(nltk, "download") as mock_download:
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tokenize._download_nltk_package_if_not_present("fake_package", "tokenizers")
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mock_download.assert_not_called()
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def mock_pos_tag(tokens: List[str]) -> List[Tuple[str, str]]:
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pos_tags: List[Tuple[str, str]] = []
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for token in tokens:
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if token.lower() == "ask":
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pos_tags.append((token, "VB"))
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else:
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pos_tags.append((token, ""))
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return pos_tags
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def test_pos_tag():
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parts_of_speech = tokenize.pos_tag("ITEM 2A. PROPERTIES")
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assert parts_of_speech == [
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("ITEM", "NNP"),
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("2A", "CD"),
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(".", "."),
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("PROPERTIES", "NN"),
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]
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def test_word_tokenize_caches(monkeypatch):
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monkeypatch.setattr(tokenize, "_word_tokenize", mock_word_tokenize)
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monkeypatch.setattr(tokenize, "_pos_tag", mock_pos_tag)
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tokenize.word_tokenize.cache_clear()
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assert tokenize.word_tokenize.cache_info().currsize == 0
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tokenize.word_tokenize("Greetings! I am from outer space.")
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assert tokenize.word_tokenize.cache_info().currsize == 1
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def test_sent_tokenize_caches(monkeypatch):
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monkeypatch.setattr(tokenize, "_sent_tokenize", mock_sent_tokenize)
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monkeypatch.setattr(tokenize, "_word_tokenize", mock_word_tokenize)
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monkeypatch.setattr(tokenize, "_pos_tag", mock_pos_tag)
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tokenize.sent_tokenize.cache_clear()
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assert tokenize.sent_tokenize.cache_info().currsize == 0
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tokenize.sent_tokenize("Greetings! I am from outer space.")
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assert tokenize.sent_tokenize.cache_info().currsize == 1
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def test_pos_tag_caches(monkeypatch):
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monkeypatch.setattr(tokenize, "_word_tokenize", mock_word_tokenize)
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monkeypatch.setattr(tokenize, "_pos_tag", mock_pos_tag)
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tokenize.pos_tag.cache_clear()
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assert tokenize.pos_tag.cache_info().currsize == 0
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tokenize.pos_tag("Greetings! I am from outer space.")
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assert tokenize.pos_tag.cache_info().currsize == 1
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def test_tokenizers_functions_run():
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sentence = "I am a big brown bear. What are you?"
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tokenize.sent_tokenize(sentence)
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tokenize.word_tokenize(sentence)
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tokenize.pos_tag(sentence)
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