3. 异常处理模版 及状态码查询

file.getcode()网页状态码查询：

https://www.runoob.com/http/http-status-codes.html

 

简单模版

import urllib.request
import urllib.error

try:
    data = urllib.request.urlopen('http://blog.youkuaiyun.com')
except urllib.error.URLError as err:
    if hasattr(err,'code'):
        print(err.code)
    if hasattr(err,'reason'):
        print(err.reason)