diff --git a/endpoints/api/test/test_security.py b/endpoints/api/test/test_security.py
index 21475d529..2d2babbe7 100644
--- a/endpoints/api/test/test_security.py
+++ b/endpoints/api/test/test_security.py
@@ -1,4 +1,5 @@
 import datetime
+
 import pytest
 
 from data import model
diff --git a/endpoints/oauthlogin.py b/endpoints/oauthlogin.py
index f887fe2ed..ddecdb73d 100644
--- a/endpoints/oauthlogin.py
+++ b/endpoints/oauthlogin.py
@@ -151,7 +151,7 @@ def _attach_service(login_service, user_obj, lid, lusername):
       service username.
   """
   metadata = {
-    'service_username': lusername
+    'service_username': lusername,
   }
 
   try:
@@ -183,7 +183,7 @@ def _register_service(login_service):
 
     # Conduct login.
     metadata = {
-      'service_username': lusername
+      'service_username': lusername,
     }
 
     result = _conduct_oauth_login(authentication, login_service, lid, lusername, lemail,