test_traceable_to_tracing() — langchain Function Reference

Architecture documentation for the test_traceable_to_tracing() function in test_base_tracer.py from the langchain codebase.

Function python LangChainCore LanguageModelBase calls 1

Entity Profile

LangChainCore→ LanguageModelBase→ test_traceable_to_tracing() — langchain Function Reference

Dependency Diagram

graph TD
  a7cf89ff_6488_bb28_4b39_4b673b0ed3a7["test_traceable_to_tracing()"]
  013f89c1_4436_b008_1552_7a3ea97dace9["test_base_tracer.py"]
  a7cf89ff_6488_bb28_4b39_4b673b0ed3a7 -->|defined in| 013f89c1_4436_b008_1552_7a3ea97dace9
  33590781_6996_0c05_af8f_aec11ee0bb29["_get_mock_client()"]
  a7cf89ff_6488_bb28_4b39_4b673b0ed3a7 -->|calls| 33590781_6996_0c05_af8f_aec11ee0bb29
  style a7cf89ff_6488_bb28_4b39_4b673b0ed3a7 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/tracers/test_base_tracer.py lines 624–645

def test_traceable_to_tracing() -> None:
    has_children = False

    def _collect_run(run: Any) -> None:
        nonlocal has_children
        has_children = bool(run.child_runs)

    @as_runnable
    def foo(x: int) -> int:
        return x + 1

    @traceable
    def some_parent(a: int, b: int) -> int:
        return foo.invoke(a) + foo.invoke(b)

    mock_client_ = _get_mock_client()
    with langsmith.run_helpers.tracing_context(enabled=True):
        result = some_parent(
            1, 2, langsmith_extra={"client": mock_client_, "on_end": _collect_run}
        )
    assert result == 5
    assert has_children, "Child run not collected"