学习笔记——12306 手动登录解析（1）

#-*-coding:utf-8 -*-import urllib2import urllib# 验证码登录同步import cookielibimport ssl#证书验证ssl._create_default_https_context = ssl._create_unverified_context# 请求验证码图片c=cookielib.LWPCookieJar()#生成一个储存cookie的对象cookie=urllib2.HTTPCookieProcessor(c)#绑定opener=urllib2.build_opener(cookie)urllib2.install_opener(opener)# opener绑定,用opener.open请求，自带cookie,实现验证码与登陆同步req=urllib2.Request("https://kyfw.12306.cn/passport/captcha/"                    "captcha-image?login_site=E&module="                    "login&rand=sjrand&0.3835166812770916")codeing=opener.open(req).read()#openerfn=open('code/code.png','wb')#保存到本地fn.write(codeing)fn.close()req=urllib2.Request('https://kyfw.12306.cn/passport'                    '/captcha/captcha-check')code=raw_input(">>")data={"answer":code,"login_site":"E","rand":"sjrand",}data=urllib.urlencode(data)#把字典类型转变为查询字符串html=opener.open(req,data=data).read()print html#登录req=urllib2.Request('https://kyfw.12306.cn/passport'                    '/web/login')data={    'username':'abcdert',    'password':'123456',    'appid':'otn',}data=urllib.urlencode(data)html=opener.open(req,data=data).read()print html

输入验证码位置，账号密码改为自己的就可以了。

>>258,44
{"result_message":"验证码校验成功","result_code":"4"}
{"result_message":"密码输入错误。如果输错次数超过4次，用户将被锁定。","result_code":1}