code: def get_entity_kind(self, model_obj):
          
          model_obj_ctype = ContentType.objects.get_for_model(self.queryset.model)
          return (u'{0}.{1}'.format(model_obj_ctype.app_label, model_obj_ctype.model), u'{0}'.format(model_obj_ctype))
docs: Returns a tuple for a kind name and kind display name of an entity.
          By default, uses the app_label and model of the model object's content
          type as the kind.