import numpy as np import cv2 my_img = np.zeros((400, 400, 3), dtype = "uint8") # creating for rectangle cv2.ellipse(my_img,(256,256),(100,50),0,0,180,255,-1) cv2.imshow('Window', my_img) # allows us to see image # until closed forcefully cv2.waitKey(0) cv2.destroyAllWindows()