create emailer version 1

env/Lib/site-packages/django/contrib/gis/apps.py

@@ -0,0 +1,14 @@
+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"
+        )