@staticmethod
    @db_api.api_context_manager.writer
    def _flavor_add_project(context, flavor_id, project_id):
        project = api_models.FlavorProjects()
        project.update({'flavor_id': flavor_id,
                        'project_id': project_id})
        print 'Saving'
        try:
            project.save(context.session)
            print 'Saved'
        except db_exc.DBDuplicateEntry:
            raise exception.FlavorAccessExists(flavor_id=flavor_id,
                                               project_id=project_id)