mirror of
https://github.com/hwchase17/langchain
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20 lines
751 B
Python
20 lines
751 B
Python
"""Test formatting functionality."""
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from langchain.schema.language_model import _get_token_ids_default_method
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class TestTokenCountingWithGPT2Tokenizer:
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def test_tokenization(self) -> None:
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# Check that the tokenization is consistent with the GPT-2 tokenizer
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assert _get_token_ids_default_method("This is a test") == [1212, 318, 257, 1332]
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def test_empty_token(self) -> None:
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assert len(_get_token_ids_default_method("")) == 0
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def test_multiple_tokens(self) -> None:
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assert len(_get_token_ids_default_method("a b c")) == 3
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def test_special_tokens(self) -> None:
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# test for consistency when the default tokenizer is changed
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assert len(_get_token_ids_default_method("a:b_c d")) == 6
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