添加获取图片的超时和重试，防止一直获取而导致程序卡住

util/image_util.py

@@ -1,6 +1,7 @@
 import logging
 import math
 import urllib.request
+from time import sleep
 
 import cv2
 import numpy
@@ -14,8 +15,15 @@ def read(image_path):
     :return: NumPy数组形式的图片
     """
     if image_path.startswith("http"):
-        # 发送HTTP请求并获取图像数据
-        resp = urllib.request.urlopen(image_path)
+        resp = None
+        for i in range(3):
+            # 发送HTTP请求并获取图像数据
+            try:
+                resp = urllib.request.urlopen(image_path, timeout=60)
+                break
+            except Exception as e:
+                logging.warning("获取图片失败", exc_info=e)
+                sleep(3)
         # 将数据读取为字节流
         image_data = resp.read()
         # 将字节流转换为NumPy数组