code: def update_entry_attributes(sender, instance, **kwargs):
      
      from ..models import Entry
  
      entry = Entry.objects.get_for_model(instance)[0]
  
      default_url = getattr(instance, 'get_absolute_url', '')
      entry.title = getattr(instance, 'title', str(instance))
      entry.url   = getattr(instance, 'url', default_url)
      entry.live  = bool(getattr(instance, 'live', True))
  
      entry.save()
docs: Updates attributes for Entry instance corresponding to
      specified instance.
  
      :param sender: the sending class.
      :param instance: the instance being saved.