如何在管理员（Django Reversion）中看到Gerenic DeleteView的修订版？

I can view all deleted objects when I delete an object in the Django Admin with Reversion installed. But I can't see the deleted object when I delete it in my self-written (gerenic) view. (I'm using the context manager. I can see the changes in the history when I update an object in my generic views.)I can view all deleted objects when I delete an