code: def _setup_pre_spawn(self):
      pass
  
imports: import os
  import sys
  import unittest
  from packaging.version import Version, parse
  import torch
  from torch import distributed
  from torch.utils import collect_env
  from torch.testing._internal import common_utils
  from torch.testing._internal import common_distributed
  from apex.transformer._ucc_util import HAS_UCC
label_desc: Use image node_id 7 for calling the DistributedTestBase obj's underlying member method code with example usage: obj._setup_pre_spawn() without return types