Сообщение если первая попытка открыть serial порт была неудачной

hddtempserial.py

@@ -177,8 +177,10 @@ if __name__ == "__main__":
         print('Incorrect number of control groups in config. There should be 3 control groups.')
         exit()
 
-    serial_port = open_serial(port, baudrate)
 
+    serial_port = open_serial(port, baudrate)
+    if serial_port is None:
+        print(f'Failed to open {config["device"]} serial port. Trying again...')
 
     try:
         while True: