docs: def receiver(signal, **kwargs):
      """
      Introduced in Django 1.3 (django.dispatch.receiver)
      
      A decorator for connecting receivers to signals. Used by passing in the
      signal and keyword arguments to connect::
  
      @receiver(post_save, sender=MyModel)
      def signal_receiver(sender, **kwargs):
          do_stuff()
      """
      def _decorator(func):
          signal.connect(func, **kwargs)
          return func
      return _decorator