摘要: def flatten1(lis): ret=[] def f(lis): for item in lis: if isinstance(item,list): f(item) else: ret.append(item) f(lis) ... 阅读全文
posted @ 2019-02-27 10:00 bluemoonsky 阅读(484) 评论(0) 推荐(0) 编辑