requires_input() — langchain Function Reference

Architecture documentation for the requires_input() function in eval_chain.py from the langchain codebase.

Function python LangChainCore Runnables

Entity Profile

LangChainCore→ Runnables→ requires_input() — langchain Function Reference

Dependency Diagram

graph TD
  009cff85_fcf3_5977_efdf_71645c0f320e["requires_input()"]
  6997d03c_6524_f97b_7017_b2f56540bc07["PairwiseStringEvalChain"]
  009cff85_fcf3_5977_efdf_71645c0f320e -->|defined in| 6997d03c_6524_f97b_7017_b2f56540bc07
  style 009cff85_fcf3_5977_efdf_71645c0f320e fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/evaluation/comparison/eval_chain.py lines 216–223

    def requires_input(self) -> bool:
        """Return whether the chain requires an input.

        Returns:
            `True` if the chain requires an input, `False` otherwise.

        """
        return True