class FakeRestaurant(models.Model):
    place_ptr = models.PositiveIntegerField(db_column='place_ptr_id',
        primary_key=True)
serves_hot_dogs = models.BooleanField()
serves_pizza = models.BooleanField()


class Meta:
    app_label = Restaurant._meta.app_label
db_table = Restaurant._meta.db_table
managed = False
Django model inheritance: Delete subclass keep superclass