code: def tearDown(self):
      if _multiprocessing is None:
          sys.modules.pop("_multiprocessing")
  
file_path: cpython/Lib/test/test___all__.py
imports: import unittest
  from test import support
  from test.support import warnings_helper
  import os
  import sys
  import types
label_desc: Use image node_id 2 for calling the AllTest obj's underlying member method code with example usage: obj.tearDown() without return types