diff --git a/oauthenticator/generic.py b/oauthenticator/generic.py
index 31eb0d9e..b3166a90 100644
--- a/oauthenticator/generic.py
+++ b/oauthenticator/generic.py
@@ -100,9 +100,7 @@ def get_user_groups(self, user_info):
             groups = self.claim_groups_key(user_info)
         else:
             try:
-                groups = reduce(
-                    dict.get, self.claim_groups_key.split("."), user_info
-                )
+                groups = reduce(dict.get, self.claim_groups_key.split("."), user_info)
             except TypeError:
                 # This happens if a nested key does not exist (reduce trying to call None.get)
                 self.log.error(
@@ -127,7 +125,9 @@ async def user_is_authorized(self, auth_model):
             if not groups:
                 return False
 
-            if not self.user_groups_in_allowed_groups(groups, self.allowed_groups + self.admin_groups):
+            if not self.user_groups_in_allowed_groups(
+                groups, self.allowed_groups + self.admin_groups
+            ):
                 return False
 
         return True
diff --git a/oauthenticator/google.py b/oauthenticator/google.py
index 2a30a50f..00b2dd9c 100644
--- a/oauthenticator/google.py
+++ b/oauthenticator/google.py
@@ -143,7 +143,9 @@ async def user_is_authorized(self, auth_model):
             auth_model['auth_state']['google_user']['google_groups'] = google_groups
 
             # Check if user is a member of any allowed or admin groups.
-            allowed_groups_per_domain = self.allowed_google_groups.get(user_email_domain, []) + self.admin_google_groups.get(user_email_domain, [])
+            allowed_groups_per_domain = self.allowed_google_groups.get(
+                user_email_domain, []
+            ) + self.admin_google_groups.get(user_email_domain, [])
             if not allowed_groups_per_domain:
                 return False
             else:
@@ -153,7 +155,6 @@ async def user_is_authorized(self, auth_model):
 
         return True
 
-
     async def update_auth_model(self, auth_model):
         username = auth_model["name"]
         admin_status = True if username in self.admin_users else None
@@ -163,7 +164,9 @@ async def update_auth_model(self, auth_model):
 
             if user_email_domain in self.admin_google_groups.keys():
                 # Check if user is a member of any admin groups.
-                google_groups = self._google_groups_for_user(user_email, user_email_domain)
+                google_groups = self._google_groups_for_user(
+                    user_email, user_email_domain
+                )
                 if google_groups:
                     auth_model['admin'] = self.user_groups_in_allowed_groups(
                         google_groups, self.admin_google_groups[user_email_domain]
diff --git a/oauthenticator/openshift.py b/oauthenticator/openshift.py
index c2ee6fd3..d0812271 100644
--- a/oauthenticator/openshift.py
+++ b/oauthenticator/openshift.py
@@ -101,7 +101,9 @@ async def update_auth_model(self, auth_model):
 
         # Check if user has been marked as admin by membership in self.admin_groups
         if not admin_status and self.admin_groups:
-            auth_model['admin'] = self.user_groups_in_allowed_groups(user_groups, self.admin_groups)
+            auth_model['admin'] = self.user_groups_in_allowed_groups(
+                user_groups, self.admin_groups
+            )
 
         return auth_model
 
@@ -116,7 +118,9 @@ async def user_is_authorized(self, auth_model):
         if self.allowed_groups or self.admin_groups:
             msg = f"username:{username} User not in any of the allowed/admin groups"
             # User is authorized if either in allowed_groups or in admin_groups
-            if not self.user_groups_in_allowed_groups(user_groups, self.allowed_groups.union(self.admin_groups)):
+            if not self.user_groups_in_allowed_groups(
+                user_groups, self.allowed_groups.union(self.admin_groups)
+            ):
                 self.log.warning(msg)
                 return False
 
diff --git a/oauthenticator/tests/test_openshift.py b/oauthenticator/tests/test_openshift.py
index 60658b42..c1951bc1 100644
--- a/oauthenticator/tests/test_openshift.py
+++ b/oauthenticator/tests/test_openshift.py
@@ -93,6 +93,7 @@ async def test_openshift_in_allowed_groups_and_is_not_admin(openshift_client):
     assert sorted(user_info) == ['admin', 'auth_state', 'name']
     assert user_info['admin'] == False
 
+
 async def test_openshift_not_in_admin_users_but_not_in_admin_groups(openshift_client):
     authenticator = OpenShiftOAuthenticator()
     authenticator.allowed_groups = {'group1'}