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OverrideMiddleware Class — langchain Architecture

Architecture documentation for the OverrideMiddleware class in test_wrap_model_call_state_update.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  6a62e52a_9351_68cb_86d4_e269ae299227["OverrideMiddleware"]
  949c7cf4_56fe_f3b4_cd89_9631a7e9cb1e["AgentMiddleware"]
  6a62e52a_9351_68cb_86d4_e269ae299227 -->|extends| 949c7cf4_56fe_f3b4_cd89_9631a7e9cb1e
  08361e76_a995_1e57_f200_e292474e2f00["test_wrap_model_call_state_update.py"]
  6a62e52a_9351_68cb_86d4_e269ae299227 -->|defined in| 08361e76_a995_1e57_f200_e292474e2f00
  ecc17116_2c81_52ac_da33_bfbae6d3487b["wrap_model_call()"]
  6a62e52a_9351_68cb_86d4_e269ae299227 -->|method| ecc17116_2c81_52ac_da33_bfbae6d3487b

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_wrap_model_call_state_update.py lines 87–105

        class OverrideMiddleware(AgentMiddleware):
            def wrap_model_call(
                self,
                request: ModelRequest,
                handler: Callable[[ModelRequest], ModelResponse],
            ) -> ExtendedModelResponse:
                response = handler(request)
                response_with_structured = ModelResponse(
                    result=response.result,
                    structured_response={"from": "model"},
                )
                return ExtendedModelResponse(
                    model_response=response_with_structured,
                    command=Command(
                        update={
                            "structured_response": {"from": "command"},
                        }
                    ),
                )

Defined In

Extends

Source

Frequently Asked Questions

What is the OverrideMiddleware class?
OverrideMiddleware is a class in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_wrap_model_call_state_update.py.
Where is OverrideMiddleware defined?
OverrideMiddleware is defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_wrap_model_call_state_update.py at line 87.
What does OverrideMiddleware extend?
OverrideMiddleware extends AgentMiddleware.

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