docs: def _get_next_object(self, object_class):
          """stub"""
          next_object = OsidList.next(self)
          if isinstance(next_object, dict):
              next_object = object_class(osid_object_map=next_object, runtime=self._runtime, proxy=self._proxy)
          elif is_string(next_object) and object_class == Id:
              next_object = Id(next_object)
          return next_object