@abc.abstractmethod<EOL><INDENT>def get_branding(self):<DEDENT>
return<EOL>
Gets a branding, such as an image or logo, expressed using the ``Asset`` interface.

        :return: a list of assets
        :rtype: ``osid.repository.AssetList``
        :raise: ``OperationFailed`` -- unable to complete request

        *compliance: mandatory -- This method must be implemented.*