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16 lines
517 B
Python
16 lines
517 B
Python
"""Test formatting functionality."""
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from langchain.schema import _get_num_tokens_default_method
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class TestTokenCountingWithGPT2Tokenizer:
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def test_empty_token(self) -> None:
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assert _get_num_tokens_default_method("") == 0
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def test_multiple_tokens(self) -> None:
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assert _get_num_tokens_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 _get_num_tokens_default_method("a:b_c d") == 6
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