code: def tearDown(self):
      sys.path[:] = self.path
      sys.meta_path[:] = self.meta_path
      sys.path_hooks[:] = self.path_hooks
      sys.path_importer_cache.clear()
  
imports: import test.support
  import os
  import os.path
  import sys
  import textwrap
  import zipfile
  import zipimport
  import doctest
  import inspect
  import linecache
  import unittest
  from test.support import os_helper
  from test.support.script_helper import spawn_python, kill_python, assert_python_ok, make_script, make_zip_script
  from test import test_doctest, sample_doctest, sample_doctest_no_doctests, sample_doctest_no_docstrings
label_desc: Use image node_id 2 for calling the ZipSupportTests obj's underlying member method code with example usage: obj.tearDown() without return types