def reverse_sort_key(comparable):
return _ReversedComparable(comparable)<EOL>
Key that gives reverse sort order on versions and version ranges.

    Example:

        >>> Version("1.0") < Version("2.0")
        True
        >>> reverse_sort_key(Version("1.0")) < reverse_sort_key(Version("2.0"))
        False

    Args:
        comparable (`Version` or `VesionRange`): Object to wrap.

    Returns:
        `_ReversedComparable`: Wrapper object that reverses comparisons.