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test_reset_system_prompt_to_none() — langchain Function Reference

Architecture documentation for the test_reset_system_prompt_to_none() function in test_system_message.py from the langchain codebase.

Function python LangChainCore MessageInterface

Entity Profile

Dependency Diagram

graph TD
  c3d00210_6e41_1412_80a3_ebce7962dfe1["test_reset_system_prompt_to_none()"]
  a973dbed_89dc_259d_7d93_671b1c2f9d5b["TestEdgeCasesAndErrorHandling"]
  c3d00210_6e41_1412_80a3_ebce7962dfe1 -->|defined in| a973dbed_89dc_259d_7d93_671b1c2f9d5b
  style c3d00210_6e41_1412_80a3_ebce7962dfe1 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/test_system_message.py lines 1044–1063

    def test_reset_system_prompt_to_none(self) -> None:
        """Test resetting system prompt to None."""
        base_message = SystemMessage(content="Original prompt")

        model = GenericFakeChatModel(messages=iter([AIMessage(content="response")]))
        request = ModelRequest(
            model=model,
            system_message=base_message,
            messages=[],
            tool_choice=None,
            tools=[],
            response_format=None,
            state=AgentState(messages=[]),
            runtime=Runtime(),
        )

        new_request = request.override(system_message=None)

        assert new_request.system_message is None
        assert new_request.system_prompt is None

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does test_reset_system_prompt_to_none() do?
test_reset_system_prompt_to_none() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/test_system_message.py.
Where is test_reset_system_prompt_to_none() defined?
test_reset_system_prompt_to_none() is defined in libs/langchain_v1/tests/unit_tests/agents/test_system_message.py at line 1044.

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