code: def tearDown(self):
      sys.argv = self.argv[0]
      sys.argv[:] = self.argv[1]
      super(MetadataTestCase, self).tearDown()
  
imports: import os
  import StringIO
  import sys
  import unittest
  import warnings
  import textwrap
  from distutils.dist import Distribution, fix_help_options
  from distutils.cmd import Command
  import distutils.dist
  from test.test_support import TESTFN, captured_stdout, run_unittest, unlink
  from distutils.tests import support
  from distutils import log
label_desc: Use image node_id 2 for calling the MetadataTestCase obj's underlying member method code with example usage: obj.tearDown() without return types