(chore) document receiver

Author: gitgik

rest_api/models.py

@@ -21,7 +21,7 @@ def __str__(self):
         """Return a human readable representation of the model instance."""
         return "{}".format(self.name)
 
-
+# This receiver handles token creation when a new user is created.
 @receiver(post_save, sender=settings.AUTH_USER_MODEL)
 def create_auth_token(sender, instance=None, created=False, **kwargs):
     if created: