diff --git a/imaginaerraum_door_admin/__init__.py b/imaginaerraum_door_admin/__init__.py
index 8d0eafa..a88a6ba 100644
--- a/imaginaerraum_door_admin/__init__.py
+++ b/imaginaerraum_door_admin/__init__.py
@@ -11,7 +11,7 @@ security = Security()
 db = SQLAlchemy()
 
 
-# create admin users (only if they don't exists already)
+# create admin users (only if they don't exist already)
 def create_super_admins(app, user_datastore):
     admin_file = Path(app.config.get('ADMIN_FILE'))
 
@@ -37,8 +37,10 @@ def create_super_admins(app, user_datastore):
                          'password': pw})
                 except Exception as e:
                     app.logger.error(
-                        f"Error while parsing line {i} in admin config file. Config file should contain lines of "
-                        f"'<username> <email> <password>\\n'\n Exception: {e}\nAdmin account could not be created."
+                        f"Error while parsing line {i} in admin config file. "
+                        f"Config file should contain lines of <username> "
+                        f"<email> <password>\\n'\n "
+                        f"Exception: {e}\nAdmin account could not be created."
                     )
 
         with app.app_context():
@@ -73,10 +75,11 @@ def create_super_admins(app, user_datastore):
 
 def create_app():
     app = Flask(__name__)
-    app.config.from_object('imaginaerraum_door_admin.default_app_config.DefaultConfig')
+    app.config.from_object(
+        'imaginaerraum_door_admin.default_app_config.DefaultConfig'
+    )
     app.config.from_envvar('APPLICATION_SETTINGS', silent=True)
 
-
     token_file = Path(app.config.get('TOKEN_FILE'))
     if not token_file.exists():
         app.logger.warning(