old_contents: from setuptools import setup
  
  
  class Pep8Command(Command):
      description = "run pep8 script"
      user_options = []
  
      def initialize_options(self):
          pass
  
      def finalize_options(self):
          pass
  
      def run(self):
          try:
              import pep8
              pep8
          except ImportError:
              print ('Missing "pep8" library. You can install it using pip: '
                    'pip install pep8')
              sys.exit(1)
  
          cwd = os.getcwd()
          retcode = call(('pep8 %s/libcloud/' %
                  (cwd)).split(' '))
          sys.exit(retcode)
  
  
  setup(
      name='txKeystone',
      version='0.1',
      description='A Twisted Agent implementation which authenticates' +
                  ' to Keystone and uses the Keystone auth credentials' +
                  ' to authenticate against requested urls.',
      classifiers=[
          'Development Status :: 4 - Beta',
          'License :: OSI Approved :: Apache Software License',
          'Programming Language :: Python :: 2.7',
          'Framework :: Twisted'
      ],
      license='APL2',
      url='https://github.com/racker/python-twisted-keystone-agent',
      cmdclass={
          'pep8': Pep8Command
      },
      packages=['txKeystone'],
      install_requires=['Twisted'],
  )
  
new_contents: from setuptools import setup
  
  
  class Pep8Command(Command):
      description = "run pep8 script"
      user_options = []
  
      def initialize_options(self):
          pass
  
      def finalize_options(self):
          pass
  
      def run(self):
          try:
              import pep8
              pep8
          except ImportError:
              print ('Missing "pep8" library. You can install it using pip: '
                    'pip install pep8')
              sys.exit(1)
  
          cwd = os.getcwd()
          retcode = call(('pep8 %s/txKeystone/' %
                  (cwd)).split(' '))
          sys.exit(retcode)
  
  
  setup(
      name='txKeystone',
      version='0.1',
      description='A Twisted Agent implementation which authenticates' +
                  ' to Keystone and uses the Keystone auth credentials' +
                  ' to authenticate against requested urls.',
      classifiers=[
          'Development Status :: 4 - Beta',
          'License :: OSI Approved :: Apache Software License',
          'Programming Language :: Python :: 2.7',
          'Framework :: Twisted'
      ],
      license='APL2',
      url='https://github.com/racker/python-twisted-keystone-agent',
      cmdclass={
          'pep8': Pep8Command
      },
      packages=['txKeystone'],
      install_requires=['Twisted'],
  )
  
subject: copy paste fix