on_tool_end() — langchain Function Reference

Architecture documentation for the on_tool_end() function in streaming_stdout.py from the langchain codebase.

Function python Observability TelemetryUtilities

Entity Profile

Observability→ TelemetryUtilities→ on_tool_end() — langchain Function Reference

Dependency Diagram

graph TD
  0960c0fc_cb1e_d207_d22a_25da5b5a42a0["on_tool_end()"]
  6b65bf57_0fa9_b411_5886_294d6dbe5842["StreamingStdOutCallbackHandler"]
  0960c0fc_cb1e_d207_d22a_25da5b5a42a0 -->|defined in| 6b65bf57_0fa9_b411_5886_294d6dbe5842
  style 0960c0fc_cb1e_d207_d22a_25da5b5a42a0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/callbacks/streaming_stdout.py lines 122–128

    def on_tool_end(self, output: Any, **kwargs: Any) -> None:
        """Run when tool ends running.

        Args:
            output: The output of the tool.
            **kwargs: Additional keyword arguments.
        """