_on_run_create() — langchain Function Reference

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

Function python Observability Tracers

Entity Profile

Observability→ Tracers→ _on_run_create() — langchain Function Reference

Dependency Diagram

graph TD
  ae32ad4d_be1b_d53e_0fa2_0c4822425361["_on_run_create()"]
  70348e44_de0f_ccb4_c06a_8453289ed93e["_TracerCore"]
  ae32ad4d_be1b_d53e_0fa2_0c4822425361 -->|defined in| 70348e44_de0f_ccb4_c06a_8453289ed93e
  style ae32ad4d_be1b_d53e_0fa2_0c4822425361 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/tracers/core.py lines 556–563

    def _on_run_create(self, run: Run) -> Coroutine[Any, Any, None] | None:
        """Process a run upon creation.

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