code: def persist(self, name, project=None, drop_model=False, **kwargs):
          
          return super(ODPSModelExpr, self).persist(name, project=project, drop_model=drop_model, **kwargs)
docs: Persist the execution into a new model.
  
          :param name: model name
          :param project: name of the project
          :param drop_model: drop model before creation