import requests

import re

# 一：先获取登陆页面，拿到authenticity_token:

# 1 请求的url:https://github.com/login

# 2 请求方法：GET

# 3 请求头：

#    User-Agent

r1 = requests.get('https://github.com/login',

                  headers={

                      'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36',

                  },

                  )

authenticity_token = re.findall('name="authenticity_token".*?value="(.*?)"', r1.text, re.S)[0]

r1_cookies=r1.cookies.get_dict()

print(authenticity_token)

print(r1_cookies)

# 二：提交表单数据完成登陆

# 1 请求的url:https://github.com/session

# 2 请求方法：POST

# 3 请求头：

#    Referer:https://github.com/

#    User-Agent

# 4 请求体

# commit:Sign in

# utf8:✓

# authenticity_token:pFLyO9choCgUd6mm1AMP7BoeEQ613TRDe49MBREZ7EU7MKM7IELFgmyGfcKXS0hsaIiGJ8YlkTD5nwwV4tebig==

# login:xxxxxxx@qq.com

# password:xxxxxxx

r2 = requests.post('https://github.com/session',

                   headers={

                       "Referer": "https://github.com/",

                       'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36',

                   },

                   cookies=r1_cookies,

                   data={

                       "commit": "Sign in",

                       'utf8': "✓",

                       "authenticity_token": authenticity_token,

                       "login": "xxxxxx@qq.com",

                       "password": "xxxxxxxx",

                   },

                   allow_redirects=False

                   )

# print(r2.status_code)

# print(r2.history)

cookies=r2.cookies.get_dict()

r3=requests.get('https://github.com/settings/emails',

             headers={

                 "Referer": "https://github.com/",

                 'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36',

             },

             cookies=cookies)

print('xxxxxxx@qq.com' in r3.text)     #返回true，测试成功