code: def test_accelerated_optimizer_pickling(self):
      model = torch.nn.Linear(10, 10)
      optimizer = torch.optim.SGD(model.parameters(), 0.1)
      accelerator = Accelerator()
      optimizer = accelerator.prepare(optimizer)
      try:
          pickle.loads(pickle.dumps(optimizer))
      except Exception as e:
          self.fail(f"Accelerated optimizer pickling failed with {e}")
      AcceleratorState._reset_state()
  
file_path: accelerate/tests/test_optimizer.py
imports: import pickle
  import unittest
  import torch
  from accelerate import Accelerator
  from accelerate.state import AcceleratorState
  from accelerate.test_utils import require_cpu, require_cuda
label_desc: Use image node_id 1 for calling the OptimizerTester obj's underlying member method code with example usage: obj.test_accelerated_optimizer_pickling() without return types