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
  1f1d4604_af1e_59ab_97fe_df8def129521["on_retriever_error()"]
  64513429_d001_87b1_5f19_cc17a3f3577b["AsyncCallbackHandler"]
  1f1d4604_af1e_59ab_97fe_df8def129521 -->|defined in| 64513429_d001_87b1_5f19_cc17a3f3577b
  f4bb9721_cab3_87da_fc29_c0bcd7c4803c["on_retriever_error()"]
  f4bb9721_cab3_87da_fc29_c0bcd7c4803c -->|calls| 1f1d4604_af1e_59ab_97fe_df8def129521
  f4bb9721_cab3_87da_fc29_c0bcd7c4803c["on_retriever_error()"]
  1f1d4604_af1e_59ab_97fe_df8def129521 -->|calls| f4bb9721_cab3_87da_fc29_c0bcd7c4803c
  style 1f1d4604_af1e_59ab_97fe_df8def129521 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/callbacks/base.py lines 855–872

    async def on_retriever_error(
        self,
        error: BaseException,
        *,
        run_id: UUID,
        parent_run_id: UUID | None = None,
        tags: list[str] | None = None,
        **kwargs: Any,
    ) -> None:
        """Run on retriever error.

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