old_contents: # -*- coding: utf-8 -
  #
  # This file is part of gunicorn released under the MIT license. 
  # See the NOTICE for more information.
  
  version_info = (0, 12, 1)
  __version__ = ".".join(map(str, version_info))
  SERVER_SOFTWARE = "gunicorn/%s" % __version__
  
new_contents: # -*- coding: utf-8 -
  #
  # This file is part of gunicorn released under the MIT license. 
  # See the NOTICE for more information.
  
  version_info = (0, 12, 2)
  __version__ = ".".join(map(str, version_info))
  SERVER_SOFTWARE = "gunicorn/%s" % __version__
  
subject: bump version