from django.apps import AppConfig from django.utils.translation import gettext_lazy as _ class WagtailTestsAppConfig(AppConfig): default_auto_field = "django.db.models.AutoField" name = "wagtail.test.testapp" label = "tests" verbose_name = _("Wagtail tests") def ready(self): from wagtail.models.reference_index import ReferenceIndex from .models import PageChooserModel ReferenceIndex.register_model(PageChooserModel)