python第九期学习笔记（四）

#!/usr/bin/python3
#_*_ coding:utf-8 _*_
#author:inwell
#Time:2019/10/16 11:24

#同时打开多个文件
with open("t1.txt",mode="r",encoding="utf-8") as f1,open("t2.txt",mode="w",encoding="utf-8") as f2:
    content=f1.read()
    print(content)
    f2.write("你是谁，我是谁")
    f1.close()
    f2.close()