Duplicating model instances and their related objects in Django / Algorithm for recusrively duplicating an object

Question

I\'ve models for Books, Chapters and Pages. They are all written by a User:

from django.db import models
         


        

Answer 1

Using the CollectedObjects snippet above no longer works but can be done with the following modification:

from django.contrib.admin.util import NestedObjects
from django.db import DEFAULT_DB_ALIAS

and

collector = NestedObjects(using=DEFAULT_DB_ALIAS)

instead of CollectorObjects