_acall() — langchain Function Reference

Architecture documentation for the _acall() function in llm_router.py from the langchain codebase.

Function python AgentOrchestration ClassicChains

Entity Profile

AgentOrchestration→ ClassicChains→ _acall() — langchain Function Reference

Dependency Diagram

graph TD
  f3be5ec5_70d6_5fa7_102d_c7ef16f74255["_acall()"]
  6583c2eb_e73e_04a5_2dfe_d3e26b9ec1eb["LLMRouterChain"]
  f3be5ec5_70d6_5fa7_102d_c7ef16f74255 -->|defined in| 6583c2eb_e73e_04a5_2dfe_d3e26b9ec1eb
  style f3be5ec5_70d6_5fa7_102d_c7ef16f74255 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/chains/router/llm_router.py lines 143–153

    async def _acall(
        self,
        inputs: dict[str, Any],
        run_manager: AsyncCallbackManagerForChainRun | None = None,
    ) -> dict[str, Any]:
        _run_manager = run_manager or CallbackManagerForChainRun.get_noop_manager()
        callbacks = _run_manager.get_child()
        return cast(
            "dict[str, Any]",
            await self.llm_chain.apredict_and_parse(callbacks=callbacks, **inputs),
        )