old_contents: __author__ = 'derek'
  
new_contents: from fabric.api import local
  
  __author__ = 'derek'
  
  
  def deploy(version):
      local('python runtests.py')
      local("git tag -a %s -m %s" % (version, version))
      local('python setup.py sdist upload')
subject: Add fabric for deploying.