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test_get_output_messages_no_value_error() — langchain Function Reference

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

Function python LangChainCore Runnables calls 1

Entity Profile

Dependency Diagram

graph TD
  ffcb959b_7d13_8aaf_1af4_33c516291867["test_get_output_messages_no_value_error()"]
  0af0dfde_fe33_f3e5_b5e6_a3d18260dc67["test_history.py"]
  ffcb959b_7d13_8aaf_1af4_33c516291867 -->|defined in| 0af0dfde_fe33_f3e5_b5e6_a3d18260dc67
  e035a3b1_d1a1_c458_c801_af1fc0272f8b["_get_get_session_history()"]
  ffcb959b_7d13_8aaf_1af4_33c516291867 -->|calls| e035a3b1_d1a1_c458_c801_af1fc0272f8b
  style ffcb959b_7d13_8aaf_1af4_33c516291867 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/runnables/test_history.py lines 857–874

def test_get_output_messages_no_value_error() -> None:
    runnable = _RunnableLambdaWithRaiseError[Any, str](
        lambda messages: (
            "you said: "
            + "\n".join(str(m.content) for m in messages if isinstance(m, HumanMessage))
        )
    )
    get_session_history = _get_get_session_history()
    with_history = RunnableWithMessageHistory(runnable, get_session_history)
    config: RunnableConfig = {
        "configurable": {"session_id": "1", "message_history": get_session_history("1")}
    }
    may_catch_value_error = None
    try:
        with_history.bound.invoke([HumanMessage(content="hello")], config)
    except ValueError as e:
        may_catch_value_error = e
    assert may_catch_value_error is None

Domain

Subdomains

Defined In

Calls

Source

Frequently Asked Questions

What does test_get_output_messages_no_value_error() do?
test_get_output_messages_no_value_error() is a function in the langchain codebase, defined in libs/core/tests/unit_tests/runnables/test_history.py.
Where is test_get_output_messages_no_value_error() defined?
test_get_output_messages_no_value_error() is defined in libs/core/tests/unit_tests/runnables/test_history.py at line 857.
What does test_get_output_messages_no_value_error() call?
test_get_output_messages_no_value_error() calls 1 function(s): _get_get_session_history.

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