Add telemetry database insertion

rpi/hardware/generic/serial_reader.py

@@ -7,29 +7,29 @@ from serial import Serial
 class SerialReader:
 
     serial : Serial = None
-    __thread : Thread | None = None
-    __listeners : list[Callable] = None
+    _thread : Thread | None = None
+    _listeners : list[Callable] = None
 
     def __init__(self, port, baudrate):
         self.serial = Serial(port, baudrate)
         self._run_event = threading.Event()
-        self.__listeners = []
+        self._listeners = []
 
     def start(self) -> None:
         self._run_event.set()
-        if self.__thread is None or not self.__thread.is_alive():
-            self.__thread = Thread(target=self._read, daemon=True)
-            self.__thread.start()
+        if self._thread is None or not self._thread.is_alive():
+            self._thread = Thread(target=self._read, daemon=True)
+            self._thread.start()
 
     def stop(self) -> None:
         if self._run_event.is_set():
             self._run_event.clear()
 
     def subscribe(self, listener : Callable[[str], None]) -> None:
-        self.__listeners.append(listener)
+        self._listeners.append(listener)
 
     def _notify(self, data : str):
-        for listener in self.__listeners:
+        for listener in self._listeners:
             listener(data)
 
     def _read(self):