Python 3 fixes

main/signals.py

@@ -0,0 +1,11 @@
+from django.contrib.auth.models import User
+from django.db.models.signals import post_save
+from django.dispatch import receiver
+from main.models import UserProfile
+
+
+@receiver(post_save, sender=User, dispatch_uid='randomz')
+def create_user_profile(sender, instance, created, **kwargs):
+    # Create a new UserProfile object when we create a new User.
+    if created:
+        UserProfile.objects.create(user=instance)