摘要: 利用map和reduce编写一个str2float函数,把字符串'123.456'转换成浮点数123.456: # -*- coding: utf-8 -*- from functools import reduce def str2float(s): DIGITS = {'0': 0, '1': 阅读全文
posted @ 2018-05-11 13:27 Cranx 阅读(1197) 评论(0) 推荐(0) 编辑