style: replace dunder attributes with normal 'private' attrs

scripts/camera_stat_thread.py

@@ -1,23 +1,24 @@
 import json
+import threading
+import time
+from typing import Any, Dict
+
 import cv2
 import numpy as np
 import zmq
-import time
-import threading
-from typing import Dict, Any
 
 
 class ImageStatsReceiver:
     def __init__(self, zmq_url: str):
         """Initialize ZeroMQ receiver for image statistics calculation"""
         context = zmq.Context()
-        self.__socket = context.socket(zmq.SUB)
-        self.__socket.setsockopt(zmq.SUBSCRIBE, b"")
-        self.__socket.setsockopt(zmq.RCVTIMEO, 1000)  # 1 second timeout
-        self.__socket.setsockopt(zmq.LINGER, 0)  # Don't linger on close
+        self._socket = context.socket(zmq.SUB)
+        self._socket.setsockopt(zmq.SUBSCRIBE, b"")
+        self._socket.setsockopt(zmq.RCVTIMEO, 1000)  # 1 second timeout
+        self._socket.setsockopt(zmq.LINGER, 0)  # Don't linger on close
 
         try:
-            self.__socket.connect(zmq_url)
+            self._socket.connect(zmq_url)
             print(f"Connected to ZeroMQ socket: {zmq_url}")
         except Exception as e:
             print(f"Failed to connect to {zmq_url}: {e}")
@@ -187,7 +188,7 @@ class ImageStatsReceiver:
     def process_message(self):
         """Process a single ZeroMQ message"""
         try:
-            r = self.__socket.recv_multipart(zmq.NOBLOCK)
+            r = self._socket.recv_multipart(zmq.NOBLOCK)
             if len(r) != 2:
                 return None
 
@@ -373,8 +374,8 @@ class ImageStatsReceiver:
     def stop(self):
         """Stop the receiver and all threads"""
         self.running = False
-        if self.__socket:
-            self.__socket.close()
+        if self._socket:
+            self._socket.close()
         print("Image stats receiver stopped")