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
  0a212155_4fb4_b089_e353_e4a66910b6f4["requires_input()"]
  a58ec485_afe5_c733_6e70_92d4365f961c["ScoreStringEvalChain"]
  0a212155_4fb4_b089_e353_e4a66910b6f4 -->|defined in| a58ec485_afe5_c733_6e70_92d4365f961c
  style 0a212155_4fb4_b089_e353_e4a66910b6f4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/evaluation/scoring/eval_chain.py lines 205–212

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

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

        """
        return True