code: def wsgi_app(self, environ, start_response):
          
          @_LOCAL_MANAGER.middleware
          def _wrapped_app(environ, start_response):
              request = Request(environ)
              setattr(_local, _CURRENT_REQUEST_KEY, request)
              response = self._dispatch_request(request)
              return response(environ, start_response)
          return _wrapped_app(environ, start_response)
docs: A basic WSGI app