from warnings import warn


def warning(*args, **kwargs):
    """
    Issues a warning.

    Parameters
    ----------
    \*args : \*
        Arguments.
    \*\*kwargs : \*\*
        Keywords arguments.

    Returns
    -------
    bool
        Definition success.

    Examples
    --------
    >>> colour.utilities.warning('This is a warning!')  # doctest: +SKIP
    /Users/.../colour/utilities/verbose.py:42: UserWarning: This is a warning!
    """

    warn(*args, **kwargs)
    return True