old_contents: import django_rq
  
  # Django
  from django.db.models.signals import pre_delete
  from django.db.models.signals import post_save
  from django.dispatch import receiver
  
  # Local
  from .models import Person
  from .models import User
  
  from .tasks import person_post_save_handler
  
  
  @receiver(post_save, sender=Person)
  def person_post_save(sender, instance, created, **kwargs):
      queue = django_rq.get_queue('low')
      queue.enqueue(
          person_post_save_handler(instance)
      )
      return
  
  
  @receiver(pre_delete, sender=User)
  def user_pre_delete(sender, instance, **kwargs):
      if not instance.is_staff:
          queue = django_rq.get_queue('low')
          queue.enqueue(
              instance.delete_account
          )
      return
  
new_contents: import django_rq
  
  # Django
  from django.db.models.signals import pre_delete
  from django.db.models.signals import post_save
  from django.dispatch import receiver
  
  # Local
  from .models import Person
  from .models import User
  
  from .tasks import person_post_save_handler
  
  
  @receiver(post_save, sender=Person)
  def person_post_save(sender, instance, created, **kwargs):
      queue = django_rq.get_queue('low')
      queue.enqueue(
          person_post_save_handler,
          instance,
      )
      return
  
  
  @receiver(pre_delete, sender=User)
  def user_pre_delete(sender, instance, **kwargs):
      if not instance.is_staff:
          queue = django_rq.get_queue('low')
          queue.enqueue(
              instance.delete_account
          )
      return
  
subject: fix dumb mistake