code: def tearDown(self):
      try:
          os.remove(self.file.name)
      except OSError:
          pass
  
file_path: pytorch/test/distributed/test_c10d_spawn_gloo.py
imports: import copy
  import os
  import sys
  import tempfile
  import test_c10d_spawn
  import torch
  import torch.distributed
  import torch.nn
  from test_c10d_spawn import _torch_dist_nn_available, TestDistributedNNFunctions
  from torch.testing._internal.common_cuda import TEST_CUDA, TEST_MULTIGPU
  from torch.testing._internal.common_distributed import requires_gloo, create_device, skip_if_lt_x_gpu
  from torch.testing._internal.common_utils import TestCase, run_tests, skip_but_pass_in_sandcastle_if, TEST_WITH_DEV_DBG_ASAN
label_desc: Use image node_id 2 for calling the DistributedDataParallelSingleProcessTest obj's underlying member method code with example usage: obj.tearDown() without return types