Need settings.

wsgi.py

@@ -1,5 +1,10 @@
 from django.core.wsgi import get_wsgi_application
 from whitenoise.django import DjangoWhiteNoise
 
+import os
+
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "settings")
+
 application = get_wsgi_application()
 application = DjangoWhiteNoise(application)