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langchain: Fix Evaluator's _check_evaluation_args (#31910)

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Co-authored-by: Mason Daugherty <mason@langchain.dev>
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Christophe Bornet 2025-07-08 16:31:02 +02:00 committed by GitHub
parent a3e3fd20f2
commit b8e2420865
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1 changed files with 2 additions and 2 deletions
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libs/langchain/langchain/evaluation/schema.py
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@ -120,10 +120,10 @@ class _EvalArgsMixin:
ValueError: If the evaluator requires an input string but none is provided, ValueError: If the evaluator requires an input string but none is provided,
or if the evaluator requires a reference label but none is provided. or if the evaluator requires a reference label but none is provided.
""" """
if self.requires_input and input is None: if self.requires_input and input_ is None:
msg = f"{self.__class__.__name__} requires an input string." msg = f"{self.__class__.__name__} requires an input string."
raise ValueError(msg) raise ValueError(msg)
if input is not None and not self.requires_input: if input_ is not None and not self.requires_input:
warn(self._skip_input_warning) warn(self._skip_input_warning)
if self.requires_reference and reference is None: if self.requires_reference and reference is None:
msg = f"{self.__class__.__name__} requires a reference string." msg = f"{self.__class__.__name__} requires a reference string."