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https://github.com/hwchase17/langchain
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e31705b5ab
when the LLMs output 'yes|no'，BooleanOutputParser can parse it to 'True|False', fix the ValueError in parse(). <!-- when use the BooleanOutputParser in the chain_filter.py, the LLMs output 'yes|no'，the function 'parse' will throw ValueError。 --> Fixes # (issue) #5396 https://github.com/hwchase17/langchain/issues/5396 --------- Co-authored-by: gaofeng27692 <gaofeng27692@hundsun.com>
29 lines
639 B
Python
29 lines
639 B
Python
from langchain.output_parsers.boolean import BooleanOutputParser
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def test_boolean_output_parser_parse() -> None:
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parser = BooleanOutputParser()
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# Test valid input
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result = parser.parse("YES")
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assert result is True
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# Test valid input
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result = parser.parse("NO")
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assert result is False
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# Test valid input
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result = parser.parse("yes")
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assert result is True
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# Test valid input
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result = parser.parse("no")
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assert result is False
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# Test invalid input
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try:
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parser.parse("INVALID")
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assert False, "Should have raised ValueError"
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except ValueError:
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pass
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