腾讯二维码登陆

import requests
import re
from PIL import Image
import urllib3
from bs4 import BeautifulSoup
urllib3.disable_warnings() #不看警告

'''
扫描以后返回的地址
https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxnewloginpage?ticket=A7gGL22E-PUzviXmur53Azno@qrticket_0&uuid=gc_tSTRpaA==&lang=zh_CN&scan=1520997537
https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxnewloginpage?ticket=A7gGL22E-PUzviXmur53Azno@qrticket_0&uuid=gc_tSTRpaA==&lang=zh_CN&scan=1520997537
'''
class WxBott(object):
    def __init__(self):
        self.session = requests.session()  #登陆问题用session
        self.session.verify = False  #统一取消验证
    def get_uuid(self):
        url = "https://login.wx.qq.com/jslogin?appid=wx782c26e4c19acffb&redirect_uri=https%3A%2F%2Fwx.qq.com%2Fcgi-bin%2Fmmwebwx-bin%2Fwebwxnewloginpage&fun=new&lang=zh_CN&_=1520997435513"
        #这个URL是由二维码的 headers 有一个参数不知道哪里来， 然后复制它， 在url里面找， 找到之后把有这个参数的url复制出来就是这个
        result = self.session.get(url).text

        #获取到以后  在进行正则匹配， 匹配其中的uuid
        self.uuid = re.findall(r'uuid = "(.*?)"',result)[0]

        #每次出来的uuid 都是不相同的
        print(self.uuid)

    def get_qcode(self):
        '''
        获取登陆二维码
        '''
        # url = 'https://login.weixin.qq.com/qrcode/{}'.format(self.uuid)
        # with open('qqqqqcode.jpg','wb') as f:  #
        #     f.write(self.session.get(url).content)  #content的意思是二进制    循环打开二进制图片文件
        # image = Image.open('qcode.jpg') #读取图片对象
        # image.show()

        url = 'https://login.weixin.qq.com/qrcode/{}'.format(self.uuid)
        with open('qqqqqcode.jpg','wb') as f:
            f.write(self.session.get(url).content)
        image = Image.open('qqqqqcode.jpg')  #读取二进制图片
        image.show()

    def visit_login(self):
        url = 'https://login.wx.qq.com/cgi-bin/mmwebwx-bin/login?loginicon=true&uuid={}&tip=0&r=-591889347&_=1521010308313'.format(self.uuid)   #这个网址的由来是 复制了返回正真微信url的网址
        while True:
            result = self.session.get(url).text
            print(result)
            if '200' in result:   #如果包含200就跳出
                self.redirect_url = re.findall(r'redirect_uri="(.*?)";',result)[0]   #这里的redirect_uri="(.*?)"; 很精髓  只是把需要的东西这样写(.*?)  别的不能动 后面加上[0]
                break
        print("登陆成功")   #打开跳转的网址
        print(self.redirect_url)

    def visit_parse(self):
        result = self.session.get(self.redirect_url,allow_redirects = False).text   # allow_redirects = False   防止跳转
        soup = BeautifulSoup(result,'lxml')
        self.skey = soup.find('skey').text
        self.wxsid = soup.find('wxsid').text
        self.wxuin = soup.find('wxuin').text
        self.pass_ticket = soup.find('pass_ticket').text
        self.isgrayscale = soup.find('isgrayscale').text

    def visit_init(self):
        url = 'https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxinit?r=-1033474349'
        data = {"BaseRequest":{"Uin":self.wxuin,"Sid":self.wxsid,"Skey":self.skey,"DeviceID":"e041800958560706"}}
        result = self.session.post(url,data)
if __name__ == '__main__':
    wx = WxBott()
    wx.get_uuid()
    wx.get_qcode()
    wx.visit_login()
    wx.visit_parse()
    wx.visit_init()
    print(wx.skey)
    #print(wx.redirect_url)