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test_get_input_schema_input_dict() — langchain Function Reference

Architecture documentation for the test_get_input_schema_input_dict() function in test_history.py from the langchain codebase.

Function python LangChainCore Runnables calls 1

Entity Profile

Dependency Diagram

graph TD
  a6f829af_4d7c_2a80_d49e_f3db6da1aee3["test_get_input_schema_input_dict()"]
  0af0dfde_fe33_f3e5_b5e6_a3d18260dc67["test_history.py"]
  a6f829af_4d7c_2a80_d49e_f3db6da1aee3 -->|defined in| 0af0dfde_fe33_f3e5_b5e6_a3d18260dc67
  e035a3b1_d1a1_c458_c801_af1fc0272f8b["_get_get_session_history()"]
  a6f829af_4d7c_2a80_d49e_f3db6da1aee3 -->|calls| e035a3b1_d1a1_c458_c801_af1fc0272f8b
  style a6f829af_4d7c_2a80_d49e_f3db6da1aee3 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/runnables/test_history.py lines 456–487

def test_get_input_schema_input_dict() -> None:
    class RunnableWithChatHistoryInput(BaseModel):
        input: str | BaseMessage | Sequence[BaseMessage]

    runnable = RunnableLambda[Any, dict[str, list[AIMessage]]](
        lambda params: {
            "output": [
                AIMessage(
                    content="you said: "
                    + "\n".join(
                        [
                            str(m.content)
                            for m in params["history"]
                            if isinstance(m, HumanMessage)
                        ]
                        + [params["input"]]
                    )
                )
            ]
        }
    )
    get_session_history = _get_get_session_history()
    with_history = RunnableWithMessageHistory(
        runnable,
        get_session_history,
        input_messages_key="input",
        history_messages_key="history",
        output_messages_key="output",
    )
    assert _schema(with_history.get_input_schema()) == _schema(
        RunnableWithChatHistoryInput
    )

Domain

Subdomains

Defined In

Calls

Source

Frequently Asked Questions

What does test_get_input_schema_input_dict() do?
test_get_input_schema_input_dict() is a function in the langchain codebase, defined in libs/core/tests/unit_tests/runnables/test_history.py.
Where is test_get_input_schema_input_dict() defined?
test_get_input_schema_input_dict() is defined in libs/core/tests/unit_tests/runnables/test_history.py at line 456.
What does test_get_input_schema_input_dict() call?
test_get_input_schema_input_dict() calls 1 function(s): _get_get_session_history.

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