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43 lines
1.8 KiB
Python
43 lines
1.8 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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import pytest
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from ....lang.en import English
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from ....tokenizer import Tokenizer
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from .... import util
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@pytest.fixture
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def custom_en_tokenizer(en_vocab):
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prefix_re = util.compile_prefix_regex(English.Defaults.prefixes)
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suffix_re = util.compile_suffix_regex(English.Defaults.suffixes)
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custom_infixes = ['\.\.\.+',
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'(?<=[0-9])-(?=[0-9])',
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# '(?<=[0-9]+),(?=[0-9]+)',
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'[0-9]+(,[0-9]+)+',
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'[\[\]!&:,()\*—–\/-]']
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infix_re = util.compile_infix_regex(custom_infixes)
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return Tokenizer(en_vocab,
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English.Defaults.tokenizer_exceptions,
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prefix_re.search,
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suffix_re.search,
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infix_re.finditer,
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token_match=None)
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def test_customized_tokenizer_handles_infixes(custom_en_tokenizer):
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sentence = "The 8 and 10-county definitions are not used for the greater Southern California Megaregion."
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context = [word.text for word in custom_en_tokenizer(sentence)]
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assert context == ['The', '8', 'and', '10', '-', 'county', 'definitions',
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'are', 'not', 'used', 'for', 'the', 'greater',
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'Southern', 'California', 'Megaregion', '.']
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# the trailing '-' may cause Assertion Error
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sentence = "The 8- and 10-county definitions are not used for the greater Southern California Megaregion."
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context = [word.text for word in custom_en_tokenizer(sentence)]
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assert context == ['The', '8', '-', 'and', '10', '-', 'county',
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'definitions', 'are', 'not', 'used', 'for', 'the',
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'greater', 'Southern', 'California', 'Megaregion', '.']
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