python read txt file

refer to:

http://www.jianshu.com/p/d8168034917c

http://www.liaoxuefeng.com/wiki/001374738125095c955c1e6d8bb493182103fac9270762a000/001386820066616a77f826d876b46b9ac34cb5f34374f7a000

转载于:https://www.cnblogs.com/qingyuanjushi/p/6407350.html