autofield in django

1. Import the necessary module:

from django.db import models

1. Define a model class with the AutoField:

class YourModel(models.Model):
    your_auto_field = models.AutoField(primary_key=True)

1. Make migrations to apply changes to the database schema:

python manage.py makemigrations

1. Apply migrations to update the database:

python manage.py migrate

1. Use the model in your application:

instance = YourModel.objects.create()

In this example, replace "YourModel" with the name of your model, and "your_auto_field" with the desired name for the AutoField.