python获取服务器响应cookie的实例

import re
import requests
from bs4 import BeautifulSoup
def printHeaders(headers):
 for h in headers:
 print(h+" : "+headers[h] + '\r\n')

def printCookies(cookies):
 for h in cookies:
 print(h+" : "+cookies[h] + '\r\n')

def loginFw(id,password):
 url = "http://xxxxx/login.asp" 
 try:
 headers = {'user-agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:55.0) Gecko/20100101 Firefox/55.0',
   'Host':'www.xxx.org',
   'Accept':'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
   'Accept-Language':'zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3',
   'Accept-Encoding':'gzip, deflate',
   'Content-Type':'application/x-www-form-urlencoded',
   'Referer':'http://xxx/login.asp',
   'Connection':'keep-alive',
   }
 params = {"Reglname":id,"reglpassword":password}
 r = requests.post(url,data=params,headers=headers)
 printHeaders(r.request.headers) #服务器返回的cookie需要用r.request里的headers来获取
 printHeaders(r.headers) #这里是获取不到服务器返回的cookie的

 r.encoding = 'utf-8'

 return r.text
 except Exception as e:
 print("登陆错误："+str(e))




ret = loginFw("xxx@qq.com","xxx")
#print(ret)