code: def require_config(config_model):
      
      def _decorator(func):
          """
          Decorator implementation.
          """
          @wraps(func)
          def _inner(*args, **kwargs):
              """
              Wrapper implementation.
              """
              if not config_model.current().enabled:
                  return HttpResponseNotFound()
              return func(*args, **kwargs)
          return _inner
      return _decorator
docs: View decorator that enables/disables a view based on configuration.
  
      Arguments:
          config_model (ConfigurationModel subclass): The class of the configuration
              model to check.
  
      Returns:
          HttpResponse: 404 if the configuration model is disabled,
              otherwise returns the response from the decorated view.