old_contents: #!/usr/bin/env python
  """Distutils installer for extras."""
  
  from setuptools import setup
  import os.path
  
  import extras
  testtools_cmd = extras.try_import('testtools.TestCommand')
  
  
  def get_version():
      """Return the version of extras that we are building."""
      version = '.'.join(
          str(component) for component in extras.__version__[0:3])
      return version
  
  
  def get_long_description():
      readme_path = os.path.join(
          os.path.dirname(__file__), 'README.rst')
      return open(readme_path).read()
  
  
  cmdclass = {}
  
  if testtools_cmd is not None:
      cmdclass['test'] = testtools_cmd
  
  
  setup(name='extras',
        author='Testing cabal',
        author_email='testtools-dev@lists.launchpad.net',
        url='https://github.com/testing-cabal/extras',
        description=('Useful extra bits for Python - things that shold be '
          'in the standard library'),
        long_description=get_long_description(),
        version=get_version(),
        classifiers=["License :: OSI Approved :: MIT License"],
        packages=[
          'extras',
          'extras.tests',
          ],
        cmdclass=cmdclass)
  
new_contents: #!/usr/bin/env python
  """Distutils installer for extras."""
  
  from setuptools import setup
  import os.path
  
  import extras
  testtools_cmd = extras.try_import('testtools.TestCommand')
  
  
  def get_version():
      """Return the version of extras that we are building."""
      version = '.'.join(
          str(component) for component in extras.__version__[0:3])
      return version
  
  
  def get_long_description():
      readme_path = os.path.join(
          os.path.dirname(__file__), 'README.rst')
      return open(readme_path).read()
  
  
  cmdclass = {}
  
  if testtools_cmd is not None:
      cmdclass['test'] = testtools_cmd
  
  
  setup(name='extras',
        author='Testing cabal',
        author_email='testtools-dev@lists.launchpad.net',
        url='https://github.com/testing-cabal/extras',
        description=('Useful extra bits for Python - things that shold be '
          'in the standard library'),
        long_description=get_long_description(),
        version=get_version(),
        classifiers=[
          "Intended Audience :: Developers",
          "License :: OSI Approved :: MIT License",
          "Programming Language :: Python",
          "Programming Language :: Python :: 3",
          ],
        packages=[
          'extras',
          'extras.tests',
          ],
        cmdclass=cmdclass)
  
subject: Add trove classifiers specifying Python 3 support.