old_contents: '''
  @author: sean
  '''
  
  from setuptools import setup, find_packages
  
  import binstar_client
  setup(
      name='binstar',
      version=binstar_client.__version__,
      author='Sean Ross-Ross',
      author_email='srossross@gmail.com',
      url='http://github.com/Binstar/binstar_client',
      packages=find_packages(),
      install_requires=['keyring',
                        'requests>=2.0',
                        'pyyaml',
                        'python-dateutil'],
      entry_points={
            'console_scripts': [
                'binstar = binstar_client.scripts.cli:main',
                ]
                   },
  
  )
  
new_contents: '''
  @author: sean
  '''
  
  from setuptools import setup, find_packages
  
  import binstar_client
  setup(
      name='binstar',
      version=binstar_client.__version__,
      author='Sean Ross-Ross',
      author_email='srossross@gmail.com',
      url='http://github.com/Binstar/binstar_client',
      packages=find_packages(),
      install_requires=['keyring',
                        'requests>=2.0',
                        'pyyaml',
                        'python-dateutil',
                        'pytz'],
      entry_points={
            'console_scripts': [
                'binstar = binstar_client.scripts.cli:main',
                ]
                   },
  
  )
  
subject: add new install requirement