code: def tearDown(self):
      shutil.rmtree(self.test_dir)
  
file_path: pytorch/test/distributed/launcher/launch_test.py
imports: import os
  import shutil
  import tempfile
  import unittest
  from contextlib import closing
  import torch.distributed.launch
  from torch.distributed.elastic.utils import get_socket_with_port
  from torch.testing._internal.common_utils import TEST_WITH_DEV_DBG_ASAN, skip_but_pass_in_sandcastle_if
label_desc: Use image node_id 2 for calling the LaunchTest obj's underlying member method code with example usage: obj.tearDown() without return types