try:
    x = 0
    j = str(x)
    a ="img"+j
    b = (os.getenv("USERPROFILE")+"/Desktop/")
    c = b+a
    copyfile("files/malibokral.jpg", c+".jpg")
except FileExists:
    x = x-1
    a = "img"+str(x)
    b = (os.getenv("USERPROFILE")+"/Desktop/")
    c = b+a
    copyfile("files/malibokral.jpg", c+".jpg")