on_chain_end() — langchain Function Reference

Architecture documentation for the on_chain_end() function in progress.py from the langchain codebase.

Function python LangChainCore ApiManagement calls 1

Entity Profile

LangChainCore→ ApiManagement→ on_chain_end() — langchain Function Reference

Dependency Diagram

graph TD
  23d4f7ba_413c_af00_c052_3988c133f380["on_chain_end()"]
  8f7245e3_8bd3_bce9_4868_73ea9b0cf467["ProgressBarCallback"]
  23d4f7ba_413c_af00_c052_3988c133f380 -->|defined in| 8f7245e3_8bd3_bce9_4868_73ea9b0cf467
  d3fbccba_a17d_4737_e36f_b0c86b86e89e["increment()"]
  23d4f7ba_413c_af00_c052_3988c133f380 -->|calls| d3fbccba_a17d_4737_e36f_b0c86b86e89e
  style 23d4f7ba_413c_af00_c052_3988c133f380 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/smith/evaluation/progress.py lines 64–73

    def on_chain_end(
        self,
        outputs: dict[str, Any],
        *,
        run_id: UUID,
        parent_run_id: UUID | None = None,
        **kwargs: Any,
    ) -> Any:
        if parent_run_id is None:
            self.increment()