output_keys() — langchain Function Reference

Architecture documentation for the output_keys() function in base.py from the langchain codebase.

Function python AgentOrchestration ClassicChains

Entity Profile

AgentOrchestration→ ClassicChains→ output_keys() — langchain Function Reference

Dependency Diagram

graph TD
  8bb432d0_d095_85cd_8fe4_171fa00a705b["output_keys()"]
  1cb458d9_f8c6_d78d_c1e3_79a8b3106c08["BaseRetrievalQA"]
  8bb432d0_d095_85cd_8fe4_171fa00a705b -->|defined in| 1cb458d9_f8c6_d78d_c1e3_79a8b3106c08
  style 8bb432d0_d095_85cd_8fe4_171fa00a705b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/chains/retrieval_qa/base.py lines 62–67

    def output_keys(self) -> list[str]:
        """Output keys."""
        _output_keys = [self.output_key]
        if self.return_source_documents:
            _output_keys = [*_output_keys, "source_documents"]
        return _output_keys