_on_retriever_error() — langchain Function Reference

Architecture documentation for the _on_retriever_error() function in core.py from the langchain codebase.

Function python Observability Tracers

Entity Profile

Observability→ Tracers→ _on_retriever_error() — langchain Function Reference

Dependency Diagram

graph TD
  7edda5b0_7ca9_6f7a_3ce7_d1b8adbf1d82["_on_retriever_error()"]
  70348e44_de0f_ccb4_c06a_8453289ed93e["_TracerCore"]
  7edda5b0_7ca9_6f7a_3ce7_d1b8adbf1d82 -->|defined in| 70348e44_de0f_ccb4_c06a_8453289ed93e
  style 7edda5b0_7ca9_6f7a_3ce7_d1b8adbf1d82 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/tracers/core.py lines 698–705

    def _on_retriever_error(self, run: Run) -> Coroutine[Any, Any, None] | None:
        """Process the Retriever Run upon error.

        Args:
            run: The retriever run.
        """
        _ = run
        return None