Edit/show Primary Key in Django Admin

Question

It appears Django hides fields that are flagged Primary Key from being displayed/edited in the Django admin interface.

Let\'s say I\'d like to input data in which I

Answer 1

It doesn't make sense to have an optional primary key. Either the PK is an autoincrement, in which case there's no need to edit it, or it's manually specified, in which case it is always required.

Why do you need this?