How to use the wsgiref.handlers function in wsgiref

def main():
  logging.getLogger().setLevel(logging.DEBUG)
  application = webapp.WSGIApplication([('/gtfs/port/stops', PortStopsHandler),
                                        ('/gtfs/port/stop/task/', PortStopTask),
                                        ],
                                       debug=True)
  wsgiref.handlers.CGIHandler().run(application)

def main():
  application = webapp.WSGIApplication([
        ('/', MainHandler),
        ('/georss', GeoRSSHandler),
        ('/geojson', GeoJSONHandler),
        ('/kml', GeoKMLHandler),
        ],    debug=True)
  wsgiref.handlers.CGIHandler().run(application)

def cgirun(self, *middleware):
        """
        Return a CGI handler. This is mostly useful with Google App Engine.
        There you can just do:

            main = app.cgirun()
        """
        wsgiapp = self.wsgifunc(*middleware)

        try:
            from google.appengine.ext.webapp.util import run_wsgi_app
            return run_wsgi_app(wsgiapp)
        except ImportError:
            # we're not running from within Google App Engine
            return wsgiref.handlers.CGIHandler().run(wsgiapp)

def main():
    application = webapp.WSGIApplication([
        ('/admin/upgrade', UpgradeHandler),
        ('/admin/setup', SetupHandler),
    ])
    wsgiref.handlers.CGIHandler().run(application)

def main():
    application = webapp.WSGIApplication([
        ('/', RootHandler),
        ('/new', NewHandler),
        ('/.*', ScriptHandler),
        ], debug=True)
    wsgiref.handlers.CGIHandler().run(application)

def main():
  wsgiref.handlers.CGIHandler().run(application)

def _StubWSGIUtils(output_app_holder):
  """Stub out WSGI adapters for python 2.5."""
  stubs = _StubOut()
  stubbed_wsgi_handler_class = (
      lambda * args, **kwargs: _MockedWsgiHandler(output_app_holder))

  def RunWSGIStub(application):
    output_app_holder.append(application)

  stubs.Set(webapp_util, 'run_bare_wsgi_app', RunWSGIStub)
  stubs.Set(webapp_util, 'run_wsgi_app', RunWSGIStub)



  stubs.Set(handlers, 'BaseHandler', stubbed_wsgi_handler_class)
  stubs.Set(handlers, 'SimpleHandler', stubbed_wsgi_handler_class)
  stubs.Set(handlers, 'BaseCGIHandler', stubbed_wsgi_handler_class)
  stubs.Set(handlers, 'CGIHandler', stubbed_wsgi_handler_class)


  return stubs.CleanUp

def main():
  wsgiref.handlers.CGIHandler().run(_application)