12306模拟登陆

幽梦三影

12306的验证码靠的是捕捉鼠标坐标来验证的
可通过qq截图从第一个点移动到第二个点查看坐标

1. from http.cookiejar import CookieJar
   
2. import urllib.request as u
   
3. import urllib.parse
   
4. import json
   
5. import easygui as e
   
6. 
   
7. url = 'https://kyfw.12306.cn/passport/captcha/captcha-check'
   
8. cookie = CookieJar()
   
9. opener = u.build_opener(u.HTTPCookieProcessor)
   
10. img_url = 'https://kyfw.12306.cn/passport/captcha/captcha-image?login_site=E&module=login&rand=sjrand&0.2303874087852643'
    
11. headers = {'User-Agent':"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.221 Safari/537.36 SE 2.X MetaSr 1.0"}
    
12. rep = u.Request(img_url,headers=headers)
    
13. html = opener.open(rep).read()
    
14. with open('验证码.png','wb') as f:
    
15.     f.write(html)
    
16. 
    
17. num = e.enterbox(msg='请输入验证码坐标',image='验证码.png')
    
18. data = {
    
19.     'answer':num,
    
20.     'login_site':'E',
    
21.     'rand':'sjrand'
    
22. }
    
23. data = urllib.parse.urlencode(data).encode('utf-8')
    
24. rep = u.Request(url,headers=headers)
    
25. html = opener.open(rep,data=data).read().decode('utf-8')
    
26. if json.loads(html)['result_code'] == '4':
    
27.     print('验证码校验成功')
    
28.     user = []
    
29.     title = '登录'
    
30.     msg = '请输入用户名和密码'
    
31.     fields = ['用户名','密码']
    
32.     user = e.multpasswordbox(msg,title,fields=fields)
    
33. 
    
34.     form = {
    
35.         'appid':'otn',
    
36.         'password':user[1],
    
37.         'username':user[0]
    
38.     }
    
39.     log_url = 'https://kyfw.12306.cn/passport/web/login'
    
40.     form = urllib.parse.urlencode(form).encode('utf-8')
    
41.     rep = u.Request(log_url,headers=headers)
    
42.     html = opener.open(rep,data=form).read().decode('utf-8')
    
43.     if json.loads(html)['result_code'] == 0:
    
44.         print('登录成功')
    
45.     else:
    
46.         print('登录失败')
    
47. else:
    
48.     print('验证码校验失败')
    
49. 
    
50. 
    

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