Function recwarn

src/_pytest/recwarn.py:29–38

Return a :class:`WarningsRecorder` instance that records all warnings emitted by test functions. See https://docs.python.org/library/how-to/capture-warnings.html for information on warning categories.

()

@fixture
def recwarn() -> Generator["WarningsRecorder", None, None]:
    """Return a :class:`WarningsRecorder` instance that records all warnings emitted by test functions.

    See https://docs.python.org/library/how-to/capture-warnings.html for information
    on warning categories.
    """
    wrec = WarningsRecorder(_ispytest=True)
    with wrec:
        warnings.simplefilter("default")
        yield wrec


@overload