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wrap_model_call() — langchain Function Reference

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

Function python LangChainCore LanguageModelBase

Entity Profile

Dependency Diagram

graph TD
  c76afac4_ca12_bb13_76d8_73e570e7706a["wrap_model_call()"]
  e745092e_2ad2_de1d_0ec1_5a0c55ea23d7["MismatchedResponseMiddleware"]
  c76afac4_ca12_bb13_76d8_73e570e7706a -->|defined in| e745092e_2ad2_de1d_0ec1_5a0c55ea23d7
  style c76afac4_ca12_bb13_76d8_73e570e7706a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_type_errors.py lines 157–164

    def wrap_model_call(  # type: ignore[override]
        self,
        request: ModelRequest[ContextT],
        # TYPE ERROR: Handler should return ModelResponse[AnalysisResult], not SummaryResult
        handler: Callable[[ModelRequest[ContextT]], ModelResponse[SummaryResult]],
    ) -> ModelResponse[AnalysisResult]:
        # This would fail at runtime - types don't match
        return handler(request)  # type: ignore[return-value]

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does wrap_model_call() do?
wrap_model_call() 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 wrap_model_call() defined?
wrap_model_call() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_type_errors.py at line 157.

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