import PIL.Image as Image
def get_gif(pic_dir,n,t=0.1):
  imgs = []
  for i in range(n):
    pic_name = '{}/{}.png'.format(pic_dir,i)
    temp = Image.open(pic_name)
    imgs.append(temp)
  save_name = '{}.gif'.format(pic_dir)
  imgs[0].save(save_name, save_all=True, append_images=imgs, duration=t)
  return save_name


if __name__ == '__main__':
  pic_dir = 'dmp'
  save_name = get_gif(pic_dir,40,0.25)
  print('制作完成。所属文件:{}'.format(save_name))