Python爬虫（三）

使用代码通过账号密码登录人人网，并使用登录后的cookie访问人人网主页

源码：

 1 import json
 2 from urllib import request, parse
 3 
 4 # 导入http中管理cookie的包
 5 from http import cookiejar
 6 # 创建cookie容器对象，cookie_object
 7 cookie_object = cookiejar.CookieJar()
 8 # 创建cookie管理器，handler
 9 handler = request.HTTPCookieProcessor(cookie_object)
10 # 新建一个带有cookie管理的opener，替换原有的request.urlopen()
11 opener = request.build_opener(handler)
12 
13 url = 'http://www.renren.com/ajaxLogin/login?1=1&uniqueTimestamp=2018721536494'
14 form = {
15     # 登录邮箱/手机/用户名
16     "email": "******",
17     "icode": "",
18     "origURL": "http://www.renren.com/home",
19     "domain": "renren.com",
20     "key_id": "1",
21     "captcha_type": "web_login",
22     "password": "b4462b8c31ac65f01b3089881f3c492d7a8176293e22d582d867a8388bd36115",
23     "rkey": "68ccc6f7c7489ab989ac4d8af82c96d0",
24     "f": "http%3A%2F%2Fzhibo.renren.com%2Ftop",
25 }
26 form_bytes = parse.urlencode(form).encode('utf-8')
27 
28 response = opener.open(url, data=form_bytes)
29 html_bytes = response.read()
30 # print(html_bytes)   # b'{"code":true,"homeUrl":"http://www.renren.com/home"}'
31 
32 res_dict = json.loads(html_bytes.decode('utf-8'))
33 home_url = res_dict['homeUrl']
34 # 访问主页，带cookie
35 response = opener.open(home_url)
36 html_bytes = response.read()
37 print(html_bytes.decode('utf-8'))

 

posted @ 2018-08-14 22:21  _积木城池  阅读(147)  评论(0)    收藏  举报