from django.apps import AppConfig from django.core import serializers from django.utils.translation import gettext_lazy as _ class GISConfig(AppConfig): default_auto_field = 'django.db.models.AutoField' name = 'django.contrib.gis' verbose_name = _("GIS") def ready(self): serializers.BUILTIN_SERIALIZERS.setdefault('geojson', 'django.contrib.gis.serializers.geojson')