test_bind_with_lambda() — langchain Function Reference

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

Function python LangChainCore Runnables calls 1

Entity Profile

LangChainCore→ Runnables→ test_bind_with_lambda() — langchain Function Reference

Dependency Diagram

graph TD
  72df294c_bea9_8f64_5937_594ef34d466a["test_bind_with_lambda()"]
  26df6ad8_0189_51d0_c3c1_6c3248893ff5["test_runnable.py"]
  72df294c_bea9_8f64_5937_594ef34d466a -->|defined in| 26df6ad8_0189_51d0_c3c1_6c3248893ff5
  f59d5b6a_111b_6895_b338_7e3d29e63896["invoke()"]
  72df294c_bea9_8f64_5937_594ef34d466a -->|calls| f59d5b6a_111b_6895_b338_7e3d29e63896
  style 72df294c_bea9_8f64_5937_594ef34d466a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/runnables/test_runnable.py lines 3507–3514

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

    runnable = RunnableLambda(my_function).bind(n=1)
    assert runnable.invoke({}) == 4
    chunks = list(runnable.stream({}))
    assert chunks == [4]