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test_async_response_metadata_streaming() — langchain Function Reference

Architecture documentation for the test_async_response_metadata_streaming() function in test_base.py from the langchain codebase.

Function python LangChainCore LanguageModelBase

Entity Profile

Dependency Diagram

graph TD
  fdbe84a9_d03e_ee00_5b56_b145eb181ab0["test_async_response_metadata_streaming()"]
  bd382a4e_442c_13ae_530c_6e34bc43623d["test_base.py"]
  fdbe84a9_d03e_ee00_5b56_b145eb181ab0 -->|defined in| bd382a4e_442c_13ae_530c_6e34bc43623d
  style fdbe84a9_d03e_ee00_5b56_b145eb181ab0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/partners/openai/tests/integration_tests/chat_models/test_base.py lines 476–486

async def test_async_response_metadata_streaming() -> None:
    llm = ChatOpenAI()
    full: BaseMessageChunk | None = None
    async for chunk in llm.astream("I'm Pickle Rick", logprobs=True):
        assert isinstance(chunk.content, str)
        full = chunk if full is None else full + chunk
    assert all(
        k in cast(BaseMessageChunk, full).response_metadata
        for k in ("logprobs", "finish_reason", "service_tier")
    )
    assert "content" in cast(BaseMessageChunk, full).response_metadata["logprobs"]

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Subdomains

Defined In

Source

Frequently Asked Questions

What does test_async_response_metadata_streaming() do?
test_async_response_metadata_streaming() is a function in the langchain codebase, defined in libs/partners/openai/tests/integration_tests/chat_models/test_base.py.
Where is test_async_response_metadata_streaming() defined?
test_async_response_metadata_streaming() is defined in libs/partners/openai/tests/integration_tests/chat_models/test_base.py at line 476.

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