code: def test_get_set_state(self):
      for grad_values in [
          [0.1, 0.1],
          [-0.1, -0.1],
          [0.0, 0.0],
          [0.1, -0.1],
      ]:
          self._get_set_state(grad_values)
  
imports: from abc import ABC, abstractmethod
  from unittest.mock import MagicMock
  import torch
  import torch.nn
  from classy_vision.generic.util import split_batchnorm_params
  from classy_vision.models import ClassyModel
  from classy_vision.optim import build_optimizer, build_optimizer_schedulers
  from classy_vision.optim.param_scheduler import LinearParamScheduler
label_desc: Use image node_id 9 for calling the TestOptimizer obj's underlying member method code with example usage: obj.test_get_set_state() without return types