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abefore_model() — langchain Function Reference

Architecture documentation for the abefore_model() function in test_middleware_typing.py from the langchain codebase.

Function python LangChainCore LanguageModelBase

Entity Profile

Dependency Diagram

graph TD
  ad5a9359_d52f_b121_921d_01bd31e27c61["abefore_model()"]
  7f3c2eee_1df2_8455_80e7_b949120856af["AsyncUserContextMiddleware"]
  ad5a9359_d52f_b121_921d_01bd31e27c61 -->|defined in| 7f3c2eee_1df2_8455_80e7_b949120856af
  style ad5a9359_d52f_b121_921d_01bd31e27c61 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_typing.py lines 319–323

    async def abefore_model(
        self, state: AgentState[Any], runtime: Runtime[UserContext]
    ) -> dict[str, Any] | None:
        _user_name: str = runtime.context["user_name"]
        return None

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does abefore_model() do?
abefore_model() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_typing.py.
Where is abefore_model() defined?
abefore_model() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_typing.py at line 319.

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