修改你在练习10-8中编写的except 代码块,让程序在文件不存在时一言不发。
#!/usr/bin/env python
# -*- coding: utf-8 -*-
filenames=['cats.txt','dogs.txt']
for filename in filenames:
try:
with open(filename) as file_object:
contents=file_object.read()
print("Their names are "+contents+" .")
except IOError:
pass
结果