with_config() — langchain Function Reference

Architecture documentation for the with_config() function in base.py from the langchain codebase.

Function python LangChainCore Runnables calls 1

Entity Profile

LangChainCore→ Runnables→ with_config() — langchain Function Reference

Dependency Diagram

graph TD
  6b835391_7b83_c070_63f0_3b2aed993f7e["with_config()"]
  1ad7446c_5ef5_eeb3_2fc5_22a110a58b17["RunnableBinding"]
  6b835391_7b83_c070_63f0_3b2aed993f7e -->|defined in| 1ad7446c_5ef5_eeb3_2fc5_22a110a58b17
  e2bea970_c5e9_9585_6fa1_e85a5a79ce5e["with_config()"]
  6b835391_7b83_c070_63f0_3b2aed993f7e -->|calls| e2bea970_c5e9_9585_6fa1_e85a5a79ce5e
  style 6b835391_7b83_c070_63f0_3b2aed993f7e fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/runnables/base.py lines 6006–6019

    def with_config(
        self,
        config: RunnableConfig | None = None,
        # Sadly Unpack is not well supported by mypy so this will have to be untyped
        **kwargs: Any,
    ) -> Runnable[Input, Output]:
        return self.__class__(
            bound=self.bound,
            kwargs=self.kwargs,
            config=cast("RunnableConfig", {**self.config, **(config or {}), **kwargs}),
            config_factories=self.config_factories,
            custom_input_type=self.custom_input_type,
            custom_output_type=self.custom_output_type,
        )