import?cv2??
import?numpy?as?np??
from?matplotlib?import?pyplot?as?plt??
image=cv2.imread（‘led.png‘）??
HSV=cv2.cvtColor（imagecv2.COLOR_BGR2HSV）??
def?getpos（eventxyflagsparam）:??
????if?event==cv2.EVENT_LBUTTONDOWN:??
????????print（HSV[y