文本文件行数反转–python代码

#！/usr/bin/env python

#coding:utf-8 

# ****** 文本文件行数反转 *********

#  最后一行变第一行

#  倒数第二行变第二行

#  ......

# --------------------------------------- 

f = open("130.txt",encoding='utf-8', errors='ignore')

content = f.readlines()

li = content[::-1]

f.close() 

li[0] = li[0]+'\n' 

fp = open("result.txt","w")

for i in range(len(li)): 

    fp.write(li[i])

fp.close