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_errored_chain_run() — langchain Function Reference

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

Function python Observability Tracers calls 3

Entity Profile

Dependency Diagram

graph TD
  23a734a4_f33f_b513_84b6_16a5e96c6d1e["_errored_chain_run()"]
  70348e44_de0f_ccb4_c06a_8453289ed93e["_TracerCore"]
  23a734a4_f33f_b513_84b6_16a5e96c6d1e -->|defined in| 70348e44_de0f_ccb4_c06a_8453289ed93e
  66392709_99c4_1a2e_dfac_aed34eebe5f5["_get_run()"]
  23a734a4_f33f_b513_84b6_16a5e96c6d1e -->|calls| 66392709_99c4_1a2e_dfac_aed34eebe5f5
  c29d131b_982f_a6b1_9b0a_0c44ecc968f4["_get_stacktrace()"]
  23a734a4_f33f_b513_84b6_16a5e96c6d1e -->|calls| c29d131b_982f_a6b1_9b0a_0c44ecc968f4
  3d4202d3_affb_7a43_051f_ea5bb9a0f713["_get_chain_inputs()"]
  23a734a4_f33f_b513_84b6_16a5e96c6d1e -->|calls| 3d4202d3_affb_7a43_051f_ea5bb9a0f713
  style 23a734a4_f33f_b513_84b6_16a5e96c6d1e fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/tracers/core.py lines 401–413

    def _errored_chain_run(
        self,
        error: BaseException,
        inputs: dict[str, Any] | None,
        run_id: UUID,
    ) -> Run:
        chain_run = self._get_run(run_id)
        chain_run.error = self._get_stacktrace(error)
        chain_run.end_time = datetime.now(timezone.utc)
        chain_run.events.append({"name": "error", "time": chain_run.end_time})
        if inputs is not None:
            chain_run.inputs = self._get_chain_inputs(inputs)
        return chain_run

Domain

Subdomains

Defined In

Calls

Source

Frequently Asked Questions

What does _errored_chain_run() do?
_errored_chain_run() is a function in the langchain codebase, defined in libs/core/langchain_core/tracers/core.py.
Where is _errored_chain_run() defined?
_errored_chain_run() is defined in libs/core/langchain_core/tracers/core.py at line 401.
What does _errored_chain_run() call?
_errored_chain_run() calls 3 function(s): _get_chain_inputs, _get_run, _get_stacktrace.

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