def set_branding(self, asset_ids=None):
pass<EOL>
Sets the branding.

        arg:    asset_ids (osid.id.Id[]): the new assets
        raise:  InvalidArgument - ``asset_ids`` is invalid
        raise:  NoAccess - ``Metadata.isReadOnly()`` is ``true``
        raise:  NullArgument - ``asset_ids`` is ``null``
        *compliance: mandatory -- This method must be implemented.*