old_contents: # -*- coding: utf-8 -
  #
  # This file is part of gunicorn released under the MIT license. 
  # See the NOTICE for more information.
  #
  # Example code from Eventlet sources
  # 
  # gunicorn worker 
  # gunicorn --workers=2 --worker-class="meinheld.gmeinheld.MeinheldWorker" gunicorn_test:app 
  #
  
  def app(environ, start_response):
      """Simplest possible application object"""
      #print environ
      data = 'Hello, World!\n' 
      status = '200 OK'
      response_headers = [
          ('Content-type','text/plain'),
          ('Content-Length', str(len(data)))
      ]
      start_response(status, response_headers)
      return [data]
  
new_contents: # -*- coding: utf-8 -
  #
  # This file is part of gunicorn released under the MIT license. 
  # See the NOTICE for more information.
  #
  # Example code from Eventlet sources
  # 
  # gunicorn worker 
  # gunicorn --workers=2 --worker-class="meinheld.gmeinheld.MeinheldWorker" gunicorn_test:app 
  #
  
  def app(environ, start_response):
      """Simplest possible application object"""
      #print environ
      data = b'Hello, World!\n'
      status = '200 OK'
      response_headers = [
          ('Content-type', 'text/plain'),
          ('Content-Length', str(len(data)))
      ]
      start_response(status, response_headers)
      return [data]
  
subject: Support Python 3