on_retriever_error() — langchain Function Reference

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

Function python Observability TelemetryUtilities calls 1 called by 1

Entity Profile

Observability→ TelemetryUtilities→ on_retriever_error() — langchain Function Reference

Dependency Diagram

graph TD
  f4bb9721_cab3_87da_fc29_c0bcd7c4803c["on_retriever_error()"]
  2ae8b961_1d1c_dfc1_f084_03c3a285b94a["RetrieverManagerMixin"]
  f4bb9721_cab3_87da_fc29_c0bcd7c4803c -->|defined in| 2ae8b961_1d1c_dfc1_f084_03c3a285b94a
  1f1d4604_af1e_59ab_97fe_df8def129521["on_retriever_error()"]
  1f1d4604_af1e_59ab_97fe_df8def129521 -->|calls| f4bb9721_cab3_87da_fc29_c0bcd7c4803c
  1f1d4604_af1e_59ab_97fe_df8def129521["on_retriever_error()"]
  f4bb9721_cab3_87da_fc29_c0bcd7c4803c -->|calls| 1f1d4604_af1e_59ab_97fe_df8def129521
  style f4bb9721_cab3_87da_fc29_c0bcd7c4803c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/callbacks/base.py lines 26–41

    def on_retriever_error(
        self,
        error: BaseException,
        *,
        run_id: UUID,
        parent_run_id: UUID | None = None,
        **kwargs: Any,
    ) -> Any:
        """Run when `Retriever` errors.

        Args:
            error: The error that occurred.
            run_id: The ID of the current run.
            parent_run_id: The ID of the parent run.
            **kwargs: Additional keyword arguments.
        """