code: def resources(self):
          
  
          if self._resources_objects is not None:
              return self._resources_objects
  
          resources = self.parent.parent.resources
          resources = [resources[name] for name in self._resources]
          self._resources_objects = resources
          return resources
docs: Return all the resources which this function refer to.
  
          :return: resources
          :rtype: list
  
          .. seealso:: :class:`odps.models.Resource`