code: def create_distribution(self, configfiles=()):
      d = TestDistribution()
      d._config_files = configfiles
      d.parse_config_files()
      d.parse_command_line()
      return d
  
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 3 for calling the DistributionTestCase obj's underlying member method code with example usage: obj.create_distribution(configfiles) and returns: d