def is_of_genus_type(self, genus_type=None):
return self._payload.is_of_genus_type(genus_type)<EOL>
Tests if this object is of the given genus ``Type``.

        The given genus type may be supported by the object through the
        type hierarchy.

        arg:    genus_type (osid.type.Type): a genus type
        return: (boolean) - ``true`` if this object is of the given
                genus ``Type,``  ``false`` otherwise
        raise:  NullArgument - ``genus_type`` is ``null``
        *compliance: mandatory -- This method must be implemented.*