Function warn

lib/sqlalchemy/util/langhelpers.py:1795–1805

Issue a warning. If msg is a string, :class:`.exc.SAWarning` is used as the category.

(msg: str, code: Optional[str] = None)

def warn(msg: str, code: Optional[str] = None) -> None:
    """Issue a warning.

    If msg is a string, :class:`.exc.SAWarning` is used as
    the category.

    """
    if code:
        _warnings_warn(exc.SAWarning(msg, code=code))
    else:
        _warnings_warn(msg, exc.SAWarning)


def warn_limited(msg: str, args: Sequence[Any]) -> None: