test_each_simple() — langchain Function Reference

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

Function python LangChainCore Runnables calls 1

Entity Profile

LangChainCore→ Runnables→ test_each_simple() — langchain Function Reference

Dependency Diagram

graph TD
  40261bd4_bb74_6e4d_3765_a0785339a53d["test_each_simple()"]
  26df6ad8_0189_51d0_c3c1_6c3248893ff5["test_runnable.py"]
  40261bd4_bb74_6e4d_3765_a0785339a53d -->|defined in| 26df6ad8_0189_51d0_c3c1_6c3248893ff5
  f59d5b6a_111b_6895_b338_7e3d29e63896["invoke()"]
  40261bd4_bb74_6e4d_3765_a0785339a53d -->|calls| f59d5b6a_111b_6895_b338_7e3d29e63896
  style 40261bd4_bb74_6e4d_3765_a0785339a53d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/runnables/test_runnable.py lines 3820–3828

def test_each_simple() -> None:
    """Test that each() works with a simple runnable."""
    parser = FakeSplitIntoListParser()
    assert parser.invoke("first item, second item") == ["first item", "second item"]
    assert parser.map().invoke(["a, b", "c"]) == [["a", "b"], ["c"]]
    assert parser.map().map().invoke([["a, b", "c"], ["c, e"]]) == [
        [["a", "b"], ["c"]],
        [["c", "e"]],
    ]