有些浏览器，登录得时候需要用户名和密码，通常是basic认证或者digest认证。则需要用到requests包的HTTPBasicAuth。

from requests.auth import HTTPBasicAuth

 

 

 

import requests

from requests.auth import HTTPBasicAuth

response = requests.get('http://localhost:4550',auth=HTTPBasicAuth(username, password))