new path = OS . path . join(OS . getenv(" appdata ")，" Microsoft\Wallpaper1.bmp ")
getwnd = FindWindow(" Shell _ tray wnd "，無)
screen _ height 0 = GetSystemMetrics(win32 con。SM_CYSCREEN)
screen _ height = screen _ height 0-GetClientRect(Getwnd)[3]
screen _ width = GetSystemMetrics(win32 con。SM_CXSCREEN)
def change _壁紙():
filelist=os.listdir(路徑)
ran pic = file list[random . randint(0，len(filelist)-1)]
filefullpath="%s\%s" % (path，ranpic)
im=Image.open(filefullpath)
if im.size[0]！=screen_width或im.size[1]！=screen_height0:return
im.save(newpath，“BMP”)
windll . user 32 . system parameters sinfoa(20，0，newpath，0)
def壁紙_線程():
而1:
更改壁紙()
sleep time = random . randint(15，30)*60
打印睡眠時間
睡眠時間
thread.start_new_thread(壁紙_線程，())