requires_reference() — langchain Function Reference

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

Function python LangChainCore ApiManagement calls 1 called by 1

Entity Profile

LangChainCore→ ApiManagement→ requires_reference() — langchain Function Reference

Dependency Diagram

graph TD
  323d29cb_9da1_dca1_8e57_f675bf2fe201["requires_reference()"]
  df005def_3ccc_8e5a_d8f1_4757105de3a2["LabeledScoreStringEvalChain"]
  323d29cb_9da1_dca1_8e57_f675bf2fe201 -->|defined in| df005def_3ccc_8e5a_d8f1_4757105de3a2
  d06debbb_1139_e948_6288_92b25f038ca1["requires_reference()"]
  d06debbb_1139_e948_6288_92b25f038ca1 -->|calls| 323d29cb_9da1_dca1_8e57_f675bf2fe201
  d06debbb_1139_e948_6288_92b25f038ca1["requires_reference()"]
  323d29cb_9da1_dca1_8e57_f675bf2fe201 -->|calls| d06debbb_1139_e948_6288_92b25f038ca1
  style 323d29cb_9da1_dca1_8e57_f675bf2fe201 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/evaluation/scoring/eval_chain.py lines 423–430

    def requires_reference(self) -> bool:
        """Return whether the chain requires a reference.

        Returns:
            `True` if the chain requires a reference, `False` otherwise.

        """
        return True