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test_model_request_explicit_none() — langchain Function Reference

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

Function python LangChainCore LanguageModelBase

Entity Profile

Dependency Diagram

graph TD
  d10a6ddc_8d5f_7c71_89b4_f2bf10e83d44["test_model_request_explicit_none()"]
  689eac1f_5845_440c_f60b_988968e02ee6["test_middleware_typing.py"]
  d10a6ddc_8d5f_7c71_89b4_f2bf10e83d44 -->|defined in| 689eac1f_5845_440c_f60b_988968e02ee6
  style d10a6ddc_8d5f_7c71_89b4_f2bf10e83d44 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_typing.py lines 399–411

def test_model_request_explicit_none() -> None:
    """Test ModelRequest[None] is same as unparameterized ModelRequest."""
    request1: ModelRequest[None] = ModelRequest(
        model=None,  # type: ignore[arg-type]
        messages=[HumanMessage(content="test")],
    )

    request2: ModelRequest = ModelRequest(
        model=None,  # type: ignore[arg-type]
        messages=[HumanMessage(content="test")],
    )

    assert type(request1) is type(request2)

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Defined In

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Frequently Asked Questions

What does test_model_request_explicit_none() do?
test_model_request_explicit_none() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_typing.py.
Where is test_model_request_explicit_none() defined?
test_model_request_explicit_none() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_typing.py at line 399.

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