Python requests如何将第一个请求得到的 cookie 通过 POST 提交给第二个请求

#coding=utf-8

import requests
import json url_login, url_test = "http://192.168.0.162/login","http://192.168.0.162/getinfo" login_data = {'user': 'abc', 'psw': 123} r = requests.post(url_login, data=login_data) _cookies = r.cookies test_data={'num':'abc123',"name":u"张三"} r = requests.get(url_test, cookies=_cookies,data=test_data) res_value=r.json() d1 = json.dumps(res_value,sort_keys=True,ensure_ascii=False,indent=4) print u'返回结果：' print d1