from django.apps import AppConfig


class ModelDefaultPKConfig(AppConfig):
    name = 'model_options'


class ModelPKConfig(AppConfig):
    name = 'model_options'
    default_auto_field = 'django.db.models.SmallAutoField'


class ModelPKNonAutoConfig(AppConfig):
    name = 'model_options'
    default_auto_field = 'django.db.models.TextField'


class ModelPKNoneConfig(AppConfig):
    name = 'model_options'
    default_auto_field = None


class ModelPKNonexistentConfig(AppConfig):
    name = 'model_options'
    default_auto_field = 'django.db.models.NonexistentAutoField'