你好,下载了程序,修改了img_path 报错,Traceback (most recent call last):
File "C:/Users/lenovo/Desktop/DashBoard.py", line 404, in <module>
main()
File "C:/Users/lenovo/Desktop/DashBoard.py", line 400, in main
detection_contour()
File "C:/Users/lenovo/Desktop/DashBoard.py", line 244, in detection_contour
binary, contours, hierarchy = cv2.findContours(binary, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)
ValueError: not enough values to unpack (expected 3, got 2)