Fixes according to SonerLint

librespot/player/Player.py

@@ -19,15 +19,15 @@ class Player(Closeable, PlayerSession.Listener, AudioSink.Listener):
     VOLUME_MAX: int = 65536
     _LOGGER: logging = logging.getLogger(__name__)
     _scheduler: sched.scheduler = sched.scheduler(time.time)
-    _session: Session = None
-    _conf: PlayerConfiguration = None
-    _events: Player.EventsDispatcher = None
-    _sink: AudioSink = None
+    _session: Session
+    _conf: PlayerConfiguration
+    _events: Player.EventsDispatcher
+    _sink: AudioSink
     _metrics: typing.Dict[str, PlaybackMetrics] = {}
-    _state: StateWrapper = None
-    _playerSession: PlayerSession = None
+    _state: StateWrapper
+    _playerSession: PlayerSession
     _releaseLineFuture = None
-    _deviceStateListener: DeviceStateHandler.Listener = None
+    _deviceStateListener: DeviceStateHandler.Listener
 
     def __init__(self, conf: PlayerConfiguration, session: Session):
         self._conf = conf

librespot/player/state/DeviceStateHandler.py

@@ -17,13 +17,13 @@ from librespot.proto import Player_pb2 as Player
 
 class DeviceStateHandler:
     _LOGGER: logging = logging.getLogger(__name__)
-    _session: Session = None
-    _deviceInfo: Connect.DeviceInfo = None
+    _session: Session
+    _deviceInfo: Connect.DeviceInfo
     _listeners: typing.List[DeviceStateHandler.Listener] = []
-    _putState: Connect.PutStateRequest = None
+    _putState: Connect.PutStateRequest
     _putStateWorker: concurrent.futures.ThreadPoolExecutor = (
         concurrent.futures.ThreadPoolExecutor())
-    _connectionId: str = None
+    _connectionId: str
 
     def __init__(self, session: Session, player, conf: PlayerConfiguration):
         self._session = session
@@ -101,9 +101,9 @@ class DeviceStateHandler:
             pass
 
     class CommandBody:
-        _obj: typing.Any = None
-        _data: bytes = None
-        _value: str = None
+        _obj: typing.Any
+        _data: bytes
+        _value: str
 
         def __init__(self, obj: typing.Any):
             self._obj = obj