test_bind_with_lambda_async() — langchain Function Reference

Architecture documentation for the test_bind_with_lambda_async() function in test_runnable.py from the langchain codebase.

Function python LangChainCore Runnables

Entity Profile

LangChainCore→ Runnables→ test_bind_with_lambda_async() — langchain Function Reference

Dependency Diagram

graph TD
  7fdbf961_78d9_9f65_c597_2215c01cb185["test_bind_with_lambda_async()"]
  26df6ad8_0189_51d0_c3c1_6c3248893ff5["test_runnable.py"]
  7fdbf961_78d9_9f65_c597_2215c01cb185 -->|defined in| 26df6ad8_0189_51d0_c3c1_6c3248893ff5
  style 7fdbf961_78d9_9f65_c597_2215c01cb185 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/runnables/test_runnable.py lines 3517–3524

async def test_bind_with_lambda_async() -> None:
    def my_function(_: Any, **kwargs: Any) -> int:
        return 3 + int(kwargs.get("n", 0))

    runnable = RunnableLambda(my_function).bind(n=1)
    assert await runnable.ainvoke({}) == 4
    chunks = [item async for item in runnable.astream({})]
    assert chunks == [4]