'''

#-----------文件修改----------

f=open("test_1",'r',encoding="utf-8")

f2=open("test_1_1",'w',encoding="utf-8")

for line in f:

    if "肆意的快乐等我享受" in line:

        line=line.replace("肆意的快乐等我享受","肆意的快乐等张宇去享受")    #利用字符串的replace方法来进行替换

    f2.write(line)      #然后再写入

f.close()

f2.close()

#-----------with----------

with open("test_1",'r',encoding="utf-8") as f3:   #with方法：执行完对文件对操作后，会自动关闭文件，无须close语句

    for line in f3:

        print(line)

'''