old_contents: from celery import task
  
  from kitsune.tidings.models import Watch
  
  
  @task()
  def claim_watches(user):
      """Attach any anonymous watches having a user's email to that user.
  
      Call this from your user registration process if you like.
  
      """
      Watch.objects.filter(email=user.email).update(email=None, user=user)
  
new_contents: from celery import task
  
  from kitsune.tidings.models import Watch
  
  
  @task
  def claim_watches(user):
      """Attach any anonymous watches having a user's email to that user.
  
      Call this from your user registration process if you like.
  
      """
      Watch.objects.filter(email=user.email).update(email=None, user=user)
  
subject: Remove parentheses from decorator