cv.py

from cv2 import (CHAIN_APPROX_SIMPLE, COLOR_BGR2HSV, COLOR_RGB2BGR, LINE_AA,
                 MORPH_OPEN, MORPH_RECT, NORM_HAMMING, RANSAC, RETR_EXTERNAL,
                 RHO, BFMatcher, ORB_create, SIFT_create, boundingRect,
                 contourArea, cvtColor, decomposeHomographyMat,
                 destroyAllWindows, drawContours, drawMarker, drawMatches,
                 error, findContours, findHomography, getStructuringElement,
                 imread, imshow, imwrite, inRange, morphologyEx,
                 perspectiveTransform, polylines, waitKey)