More linting fixes

server/src/uds/core/managers/notifications.py

@@ -32,8 +32,6 @@
 import logging
 import typing
 
-from django.db import transaction
-
 from uds.core.util import singleton
 from uds.models.notifications import Notification, NotificationLevel
 
@@ -42,19 +40,32 @@ if typing.TYPE_CHECKING:
 
 logger = logging.getLogger(__name__)
 
+
 class NotificationsManager(metaclass=singleton.Singleton):
     """
     This class manages alerts and notifications
     """
+
     def __init__(self):
         pass
 
     @staticmethod
     def manager() -> 'NotificationsManager':
-        return NotificationsManager()  # Singleton pattern will return always the same instance
+        return (
+            NotificationsManager()
+        )  # Singleton pattern will return always the same instance
 
-    def notify(self, group: str, identificator: str, level: NotificationLevel, message: str, *args) -> None:
-        logger.debug('Notify: %s, %s, %s, %s, [%s]', group, identificator, level, message, args)
+    def notify(
+        self,
+        group: str,
+        identificator: str,
+        level: NotificationLevel,
+        message: str,
+        *args
+    ) -> None:
+        logger.debug(
+            'Notify: %s, %s, %s, %s, [%s]', group, identificator, level, message, args
+        )
         # Format the string
         try:
             message = message % args
@@ -63,7 +74,9 @@ class NotificationsManager(metaclass=singleton.Singleton):
         # Store the notification on local persistent storage
         # Will be processed by UDS backend
         with Notification.atomicPersistent():
-            notify = Notification(group=group, identificator=identificator, level=level, message=message)
+            notify = Notification(
+                group=group, identificator=identificator, level=level, message=message
+            )
             Notification.savePersistent(notify)
 
     def registerGroup(self, group: str) -> None:
@@ -71,11 +84,9 @@ class NotificationsManager(metaclass=singleton.Singleton):
         Registers a new group.
         This is used to group notifications
         """
-        pass
 
     def registerIdentificator(self, group: str, identificator: str) -> None:
         """
         Registers a new identificator.
         This is used to identify notifications
         """
-        pass