Project format and lint error fix. Redefination if Device class needs to be discussed
diff --git a/bumble/hid.py b/bumble/hid.py
index c920510..0dd87cd 100644
--- a/bumble/hid.py
+++ b/bumble/hid.py
@@ -274,8 +274,10 @@
         await channel.disconnect()
 
     def on_device_connection(self, connection: Connection) -> None:
-        self.connection = connection
-        self.remote_device_bd_address = connection.peer_address
+        self.connection = connection  #  type: ignore[assignment]
+        self.remote_device_bd_address = (
+            connection.peer_address
+        )  #  type: ignore[assignment]
         connection.on('disconnection', self.on_disconnection)
 
     def on_connection(self, l2cap_channel: l2cap.ClassicChannel) -> None:
@@ -312,16 +314,16 @@
             self.emit('handshake', Message.Handshake(param))
         elif message_type == Message.MessageType.GET_REPORT:
             logger.debug('<<< HID GET REPORT')
-            self.handle_get_report(pdu)
+            self.handle_get_report(pdu)  #  type: ignore[attr-defined]
         elif message_type == Message.MessageType.SET_REPORT:
             logger.debug('<<< HID SET REPORT')
-            self.handle_set_report(pdu)
+            self.handle_set_report(pdu)  #  type: ignore[attr-defined]
         elif message_type == Message.MessageType.GET_PROTOCOL:
             logger.debug('<<< HID GET PROTOCOL')
-            self.handle_get_protocol(pdu)
+            self.handle_get_protocol(pdu)  #  type: ignore[attr-defined]
         elif message_type == Message.MessageType.SET_PROTOCOL:
             logger.debug('<<< HID SET PROTOCOL')
-            self.handle_set_protocol(pdu)
+            self.handle_set_protocol(pdu)  #  type: ignore[attr-defined]
         elif message_type == Message.MessageType.DATA:
             logger.debug('<<< HID CONTROL DATA')
             self.emit('control_data', pdu)
@@ -339,7 +341,9 @@
                 logger.debug('<<< HID CONTROL OPERATION UNSUPPORTED')
         else:
             logger.debug('<<< HID MESSAGE TYPE UNSUPPORTED')
-            self.send_handshake_message(Message.Handshake.ERR_UNSUPPORTED_REQUEST)
+            self.send_handshake_message(
+                Message.Handshake.ERR_UNSUPPORTED_REQUEST
+            )  #  type: ignore[attr-defined]
 
     def on_intr_pdu(self, pdu: bytes) -> None:
         logger.debug(f'<<< HID INTERRUPT PDU: {pdu.hex()}')
@@ -374,7 +378,7 @@
 # -----------------------------------------------------------------------------
 
 
-class Device(HID):
+class Device(HID):  #  type: ignore[no-redef]
     class GetSetReturn(enum.IntEnum):
         FAILURE = 0x00
         REPORT_ID_NOT_FOUND = 0x01
@@ -385,8 +389,8 @@
 
     class GetSetStatus:
         def __init__(self) -> None:
+            self.data: bytes
             self.status = 0
-            self.data = None
 
     def __init__(self, device: Device) -> None:
         super().__init__(device, HID.Role.DEVICE)
@@ -419,7 +423,9 @@
             buffer_size = 0
 
         if self.get_report_cb != None:
-            ret = self.get_report_cb(report_id, report_type, buffer_size)
+            ret = self.get_report_cb(
+                report_id, report_type, buffer_size
+            )  #  type:  ignore
 
             if ret.status == self.GetSetReturn.FAILURE:
                 self.send_handshake_message(Message.Handshake.ERR_UNKNOWN)
@@ -427,7 +433,9 @@
                 data = bytearray()
                 data.append(report_id)
                 data.extend(ret.data)
-                if len(data) < self.l2cap_ctrl_channel.mtu:
+                if (
+                    len(data) < self.l2cap_ctrl_channel.mtu
+                ):  #  type:  ignore[union-attr]
                     self.send_control_data(report_type=report_type, data=data)
                 else:
                     self.send_handshake_message(Message.Handshake.ERR_INVALID_PARAMETER)
@@ -452,7 +460,9 @@
             report_id = pdu[1]
             report_data = pdu[2:]
             report_size = len(pdu[1:])
-            ret = self.set_report_cb(report_id, report_type, report_size, report_data)
+            ret = self.set_report_cb(
+                report_id, report_type, report_size, report_data
+            )  #  type: ignore
             if ret.status == self.GetSetReturn.SUCCESS:
                 self.send_handshake_message(Message.Handshake.SUCCESSFUL)
             elif ret.status == self.GetSetReturn.ERR_INVALID_PARAMETER:
@@ -472,7 +482,7 @@
     def handle_get_protocol(self, pdu: bytes):
         ret = self.GetSetStatus()
         if self.get_protocol_cb != None:
-            ret = self.get_protocol_cb()
+            ret = self.get_protocol_cb()  #  type: ignore
             if ret.status == self.GetSetReturn.SUCCESS:
                 self.send_control_data(Message.ReportType.OTHER_REPORT, ret.data)
                 return
@@ -488,7 +498,7 @@
     def handle_set_protocol(self, pdu: bytes):
         ret = self.GetSetStatus()
         if self.set_protocol_cb != None:
-            ret = self.set_protocol_cb(pdu[0] & 0x01)
+            ret = self.set_protocol_cb(pdu[0] & 0x01)  #  type: ignore
             if ret.status == self.GetSetReturn.SUCCESS:
                 return
         else:
diff --git a/examples/run_hid_device.py b/examples/run_hid_device.py
index 3016bdf..e0ac281 100644
--- a/examples/run_hid_device.py
+++ b/examples/run_hid_device.py
@@ -418,9 +418,12 @@
 
 class DeviceData:
     def __init__(self) -> None:
-        self.keyboardData = bytearray([0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00])
+        self.keyboardData = bytearray(
+            [0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
+        )
         self.mouseData = bytearray([0x02, 0x00, 0x00, 0x00])
 
+
 # Device's live data - Mouse and Keyboard will be stored in this
 deviceData = DeviceData()
 
@@ -444,10 +447,24 @@
                             code = ord(key)
                             if ord('a') <= code <= ord('z'):
                                 hid_code = 0x04 + code - ord('a')
-                                deviceData.keyboardData = bytearray([0x01, 0x00, 0x00, hid_code, 0x00, 0x00, 0x00, 0x00, 0x00])
+                                deviceData.keyboardData = bytearray(
+                                    [
+                                        0x01,
+                                        0x00,
+                                        0x00,
+                                        hid_code,
+                                        0x00,
+                                        0x00,
+                                        0x00,
+                                        0x00,
+                                        0x00,
+                                    ]
+                                )
                                 hid_device.send_data(deviceData.keyboardData)
                     elif message_type == 'keyup':
-                        deviceData.keyboardData = bytearray([0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00])
+                        deviceData.keyboardData = bytearray(
+                            [0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
+                        )
                         hid_device.send_data(deviceData.keyboardData)
                     elif message_type == "mousemove":
                         # logical min and max values
@@ -458,8 +475,8 @@
                         # limiting x and y values within logical max and min range
                         x = max(log_min, min(log_max, x))
                         y = max(log_min, min(log_max, y))
-                        x_cord = x.to_bytes(signed = True)
-                        y_cord = y.to_bytes(signed = True)
+                        x_cord = x.to_bytes(signed=True)
+                        y_cord = y.to_bytes(signed=True)
                         deviceData.mouseData = bytearray([0x02, 0x00]) + x_cord + y_cord
                         hid_device.send_data(deviceData.mouseData)
                 except websockets.exceptions.ConnectionClosedOK:
@@ -499,8 +516,14 @@
 
     def on_get_report_cb(report_id, report_type, buffer_size):
         retValue = hid_device.GetSetStatus()
-        print("GET_REPORT report_id: " + str(report_id) +"report_type: "+ str(report_type)+ 
-            "buffer_size:" + str(buffer_size))
+        print(
+            "GET_REPORT report_id: "
+            + str(report_id)
+            + "report_type: "
+            + str(report_type)
+            + "buffer_size:"
+            + str(buffer_size)
+        )
         if report_type == Message.ReportType.INPUT_REPORT:
             if report_id == 1:
                 retValue.data = deviceData.keyboardData[1:]
@@ -515,8 +538,8 @@
                 data_len = buffer_size - 1
                 retValue.data = retValue.data[:data_len]
         elif report_type == Message.ReportType.OUTPUT_REPORT:
-            #This sample app has nothing to do with the report received, to enable PTS 
-            #testing, we will return single byte random data.
+            # This sample app has nothing to do with the report received, to enable PTS
+            # testing, we will return single byte random data.
             retValue.data = bytearray([0x11])
             retValue.status = hid_device.GetSetReturn.SUCCESS
         elif report_type == Message.ReportType.FEATURE_REPORT:
@@ -531,15 +554,23 @@
 
     def on_set_report_cb(report_id, report_type, report_size, data):
         retValue = hid_device.GetSetStatus()
-        print("SET_REPORT report_id: " + str(report_id) +"report_type: "+ str(report_type)+ 
-            "report_size " + str(report_size) + "data:" + str(data))
+        print(
+            "SET_REPORT report_id: "
+            + str(report_id)
+            + "report_type: "
+            + str(report_type)
+            + "report_size "
+            + str(report_size)
+            + "data:"
+            + str(data)
+        )
         if report_type == Message.ReportType.FEATURE_REPORT:
             retValue.status = hid_device.GetSetReturn.ERR_INVALID_PARAMETER
         elif report_type == Message.ReportType.INPUT_REPORT:
             if report_id == 1 and report_size != len(deviceData.keyboardData):
-               retValue.status = hid_device.GetSetReturn.ERR_INVALID_PARAMETER
+                retValue.status = hid_device.GetSetReturn.ERR_INVALID_PARAMETER
             elif report_id == 2 and report_size != len(deviceData.mouseData):
-               retValue.status = hid_device.GetSetReturn.ERR_INVALID_PARAMETER
+                retValue.status = hid_device.GetSetReturn.ERR_INVALID_PARAMETER
             elif report_id == 3:
                 retValue.status = hid_device.GetSetReturn.REPORT_ID_NOT_FOUND
             else: