with_types() — langchain Function Reference

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

Function python LangChainCore Runnables calls 1 called by 1

Entity Profile

LangChainCore→ Runnables→ with_types() — langchain Function Reference

Dependency Diagram

graph TD
  0f2938ba_950e_46e8_852e_5087c4a53c28["with_types()"]
  1ad7446c_5ef5_eeb3_2fc5_22a110a58b17["RunnableBinding"]
  0f2938ba_950e_46e8_852e_5087c4a53c28 -->|defined in| 1ad7446c_5ef5_eeb3_2fc5_22a110a58b17
  c9c7c02b_0dcd_70ff_1897_383c5e6adb58["with_types()"]
  c9c7c02b_0dcd_70ff_1897_383c5e6adb58 -->|calls| 0f2938ba_950e_46e8_852e_5087c4a53c28
  c9c7c02b_0dcd_70ff_1897_383c5e6adb58["with_types()"]
  0f2938ba_950e_46e8_852e_5087c4a53c28 -->|calls| c9c7c02b_0dcd_70ff_1897_383c5e6adb58
  style 0f2938ba_950e_46e8_852e_5087c4a53c28 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/runnables/base.py lines 6075–6091

    def with_types(
        self,
        input_type: type[Input] | BaseModel | None = None,
        output_type: type[Output] | BaseModel | None = None,
    ) -> Runnable[Input, Output]:
        return self.__class__(
            bound=self.bound,
            kwargs=self.kwargs,
            config=self.config,
            config_factories=self.config_factories,
            custom_input_type=(
                input_type if input_type is not None else self.custom_input_type
            ),
            custom_output_type=(
                output_type if output_type is not None else self.custom_output_type
            ),
        )