import cv2 as cv import numpy as np def cv_show(name,img): cv.imshow(name,img) cv.waitKey(0) cv.destroyAllWindows() def detectAndDescribe(image): gray = cv.cvtColor(image,cv.COLOR_BGR2GRAY) sift = cv.xfeatures2d.SIFT_create() (kps,features)=sift.detectAndCompute(