new_contents: # if you are using VirtualEnv and cannot specify which python 
  # interpreter to use in your webserver conf, 
  # (WSGIPythonHome for Apache mod_wsgi),
  # uncomment the two following lines and adapt the path
  #
  #activate_this = '/home/opendatataxi/adsapp/bin/activate_this.py'
  #execfile(activate_this, dict(__file__=activate_this))
  
  # if you cannot specify the path of your app in your webserver 
  # virtualhost conf
  # (WSGIDaemonProcess python-path= for Apache mod_wsgi),
  # uncomment the two following lines and adapt the path
  # 
  #import sys
  #sys.path.insert(0, '/home/opendatataxi/adsapp/backoffice_operateurs')
  
  import os
  def application(environ, start_response):
      for key in ['BO_OPERATEURS_CONFIG_FILE']:
          os.environ[key] = environ.get(key, '')
      from backoffice_operateurs import app as _application
  
      return _application(environ, start_response)
  
subject: add the WSGI wrapper