def pytest_pyfunc_call(pyfuncitem: Function) -> object | None:
    """Call underlying test function.

    Stops at first non-None result, see :ref:`firstresult`.

    :param pyfuncitem:
        The function item.

    Use in conftest plugins
    =======================

    Any conftest file can implement this hook. For a given item, only
    conftest files in the item's directory and its parent directories
    are consulted.
    """
Call underlying test function.

    Stops at first non-None result, see :ref:`firstresult`.

    :param pyfuncitem:
        The function item.

    Use in conftest plugins
    =======================

    Any conftest file can implement this hook. For a given item, only
    conftest files in the item's directory and its parent directories
    are consulted.
    
src/_pytest/hookspec.py