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

        arg:    assetIds (osid.id.Id): the new assets
        raise:  INVALID_ARGUMENT - assetIds is invalid
        raise:  NO_ACCESS - metadata.is_read_only() is true
        raise:  NULL_ARGUMENT - assetIds is null
        compliance: mandatory - This method must be implemented.