code: def mount(self, route: str, controller: callable) -> url:
          
          if issubclass(controller, TemplateView):
              return url(
                  r"%s" % route,
                  Router(self, route, controller).handle
              )
          else:
              raise TypeError("The controller %s must be a subclass of %s" % (
                      controller, TemplateView
                  )
              )
docs: Maps a route namespace with the given params and point it's requests to the especified controller.
          :param route: str Namespace route to be mapped
          :param controller: callback Controller callable to map end-points
          :rtype: url