code: def _get_scheduler(self, sparsifier, schedule_param):
      scheduler = ImplementedDataScheduler(sparsifier, schedule_param)
      return scheduler
  
imports: import logging
  import warnings
  from torch.testing._internal.common_utils import TestCase
  from torch import nn
  import torch
  from typing import Tuple
  import copy
  from torch.ao.pruning._experimental.data_sparsifier import DataNormSparsifier
  from torch.ao.pruning._experimental.data_scheduler import BaseDataScheduler
label_desc: Use image node_id 3 for calling the TestBaseDataScheduler obj's underlying member method code with example usage: obj._get_scheduler(sparsifier, schedule_param) and returns: scheduler