Uniform database interaction API using django ORM

Hi, I have a requirement to constantly update data in my database tables (after the final schema has been designed) based on some external data source. I have written scripts to auto populate them (create/modify/ delete entries). I have been using a crude method for database interactions and I am

custom User class

In one of my applications while defining models I have made django provided "User" class as super class for my custom user class (myuser) as shown below. In the database, I see that there is a pointer record pointing to User table (in my custom "myuser" table). The problem here, when I reset my app