from kandinsky import * from time import sleep from random import * NR, BL = (0,)*3, (255,)*3 fill_rect(0,0,320,222,NR) def fr(x,y,c): fill_rect(60+x,10+y,5,5,c) def trace(a, c): for i in range(41): fr(5*i,a,c) fr(a,5*i,c) fr(200-a,5*i,c) fr(5*i,200-a,c) sleep(.1) while True: trace(5 * randint(0,40), NR if randint(0,1) else BL)