摘要: db ={} def newuser(): prompt = 'login desired:' while True: name = raw_input(prompt) if db.has_key(name): prompt = 'name taken,try another.' continue ... 阅读全文
posted @ 2016-06-22 11:04 你好呀。 阅读(1198) 评论(0) 推荐(0) 编辑