Python3 使用cookiejar管理cookie的方法

from urllib import request
from urllib import parse
from http import cookiejar

if __name__ == '__main__':
 # 创建cookie管理
 cookie_jar = cookiejar.CookieJar()
 handler = request.HTTPCookieProcessor(cookie_jar)
 opener = request.build_opener(handler)
 # 创建post访问request
 url = 'http://moodle.zwu.edu.cn/login/index.php'
 data = {
  'username': '填写学号',
  'password': '填写密码'
 }
 headers = {
  'User-Agent': 'Mozilla/4.0 (compatible; MSIE 5.5; Windows NT)'
 }
 post_data = parse.urlencode(data).encode('utf-8')
 request = request.Request(url, post_data, headers)
 # 访问
 html = opener.open(request).read().decode('utf-8')
 print(html)