'''
#-----------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)
'''