on_retriever_end() — langchain Function Reference

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

Function python Observability TelemetryUtilities calls 1 called by 1

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Observability→ TelemetryUtilities→ on_retriever_end() — langchain Function Reference

Dependency Diagram

graph TD
  06bdd944_2386_2986_6468_994faff2ef7f["on_retriever_end()"]
  2ae8b961_1d1c_dfc1_f084_03c3a285b94a["RetrieverManagerMixin"]
  06bdd944_2386_2986_6468_994faff2ef7f -->|defined in| 2ae8b961_1d1c_dfc1_f084_03c3a285b94a
  e7bdadc8_9062_d49b_bb73_387a44374d0e["on_retriever_end()"]
  e7bdadc8_9062_d49b_bb73_387a44374d0e -->|calls| 06bdd944_2386_2986_6468_994faff2ef7f
  e7bdadc8_9062_d49b_bb73_387a44374d0e["on_retriever_end()"]
  06bdd944_2386_2986_6468_994faff2ef7f -->|calls| e7bdadc8_9062_d49b_bb73_387a44374d0e
  style 06bdd944_2386_2986_6468_994faff2ef7f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/callbacks/base.py lines 43–58

    def on_retriever_end(
        self,
        documents: Sequence[Document],
        *,
        run_id: UUID,
        parent_run_id: UUID | None = None,
        **kwargs: Any,
    ) -> Any:
        """Run when `Retriever` ends running.

        Args:
            documents: The documents retrieved.
            run_id: The ID of the current run.
            parent_run_id: The ID of the parent run.
            **kwargs: Additional keyword arguments.
        """