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test_mismatched_response_format() — langchain Function Reference

Architecture documentation for the test_mismatched_response_format() function in test_middleware_type_errors.py from the langchain codebase.

Function python LangChainCore ApiManagement

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Dependency Diagram

graph TD
  36459e4b_65ec_8350_8699_c1e566ef0047["test_mismatched_response_format()"]
  47e0e3d7_cac1_0ec3_228a_0fd46437bc22["test_middleware_type_errors.py"]
  36459e4b_65ec_8350_8699_c1e566ef0047 -->|defined in| 47e0e3d7_cac1_0ec3_228a_0fd46437bc22
  style 36459e4b_65ec_8350_8699_c1e566ef0047 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_type_errors.py lines 179–187

def test_mismatched_response_format() -> None:
    # TODO: TYPE ERROR not yet detected by mypy - AnalysisMiddleware expects AnalysisResult,
    # but response_format is SummaryResult. This requires more sophisticated typing.
    fake_model = FakeToolCallingModel()
    _agent = create_agent(
        model=fake_model,
        middleware=[AnalysisMiddleware()],
        response_format=SummaryResult,
    )

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Frequently Asked Questions

What does test_mismatched_response_format() do?
test_mismatched_response_format() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_type_errors.py.
Where is test_mismatched_response_format() defined?
test_mismatched_response_format() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_type_errors.py at line 179.

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