import cv2

# [print(i) for i in dir(cv2) if 'EVENT' in i]

def click_event(event,x,y,flags,params):
    if event == cv2.EVENT_LBUTTONDOWN:
        print(x," ",y)
        font = cv2.FONT_HERSHEY_SIMPLEX
        cv2.putText(img, str(x)+','+str(y),(x,y),font,1,(255,0,0),2)
        cv2.imshow('image',img)

    if event == cv2.EVENT_RBUTTONDOWN:
        print(x," ",y)
        font = cv2.FONT_HERSHEY_SIMPLEX
        cv2.putText(img, str(x)+','+str(y),(x,y),font,1,(255,0,0),2)
        cv2.imshow('image',img)


if __name__ =="__main__":


    img = cv2.imread('Cat2.jpg',1)

    cv2.imshow('image',img)

    cv2.setMouseCallback('image',click_event)

    cv2.waitKey(0)
    cv2.destroyAllWindows()