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test_override_model_settings() — langchain Function Reference

Architecture documentation for the test_override_model_settings() function in test_overrides.py from the langchain codebase.

Function python LangChainCore LanguageModelBase

Entity Profile

Dependency Diagram

graph TD
  70032d20_a199_7b11_fa7b_4eb6d274aa28["test_override_model_settings()"]
  5e5133af_311a_09ab_c36c_5325b6843847["TestModelRequestOverride"]
  70032d20_a199_7b11_fa7b_4eb6d274aa28 -->|defined in| 5e5133af_311a_09ab_c36c_5325b6843847
  style 70032d20_a199_7b11_fa7b_4eb6d274aa28 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_overrides.py lines 105–125

    def test_override_model_settings(self) -> None:
        """Test overriding model_settings dict."""
        model = GenericFakeChatModel(messages=iter([AIMessage(content="Hello")]))
        original_request = ModelRequest(
            model=model,
            system_message=None,
            messages=[HumanMessage("Hi")],
            tool_choice=None,
            tools=[],
            response_format=None,
            state=AgentState(messages=[]),
            runtime=None,
            model_settings={"temperature": 0.5},
        )

        new_request = original_request.override(
            model_settings={"temperature": 0.9, "max_tokens": 100}
        )

        assert new_request.model_settings == {"temperature": 0.9, "max_tokens": 100}
        assert original_request.model_settings == {"temperature": 0.5}

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Frequently Asked Questions

What does test_override_model_settings() do?
test_override_model_settings() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_overrides.py.
Where is test_override_model_settings() defined?
test_override_model_settings() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_overrides.py at line 105.

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