怎样使用selenium和requests组合实现登录页面

def start_login(self):
  chrome_options = Options()
  # 禁止图片加载,禁止推送通知
  prefs = {
    "profile.default_content_setting_values": {
      "images": 2
    }, "profile.default_content_setting_values.notifications": 2
  }
  chrome_options.add_experimental_option("prefs", prefs)
  if chrome_args().get("headless_flag") == "1":
    chrome_options.add_argument(chrome_args().get("headless"))
  chrome_options.add_argument(chrome_args().get("nogpu"))
  chrome_options.add_argument(chrome_args().get("noinfobars"))
  chrome_options.add_argument(chrome_args().get("max_windows"))
  chrome_options.add_argument(self.Proxy_server)
 
  driver = webdriver.Chrome(chrome_options=chrome_options)
  try:
    get_logger().info("start login.....")
    try:
      # login info
      self.login_name = self.loginInfo.get("login_id")
      self.password = aes_cbc_decrypt(self.loginInfo.get("login_pwd"))
    except Exception:
      get_logger().error("cant get login info,here are detals".format(traceback.format_exc()))
    wait = WebDriverWait(driver, 30)
    print(u"start login in")
    driver.get(self.login_url)
    try:
      login_id = wait.until(
        eccd.presence_of_element_located(
          (By.XPATH, self.Id_xpath))
      )
      login_id.send_keys(self.login_name)
      login_id.send_keys(Keys.ENTER)
      password = wait.until(
        eccd.presence_of_element_located(
          (By.XPATH, self.pwd_xpath))
      )
      password.send_keys(self.password)
      submit = wait.until(
        eccd.presence_of_element_located(
          (By.XPATH, self.login_btn_xpath))
      )
      submit.click()
      # login signal
      #判断是否显示 右上角是否显示用户名
      login_ok = wait.until(
        eccd.presence_of_element_located(
          (By.XPATH, self.login_ok_xpath))
      )
      try:
        #判断登录成功
        if login_ok:
          get_logger().info("get user name successful:"+u"{}".format(login_ok.text))
          try:
            get_weibo_info=driver.find_element_by_xpath(self.forward_home_page)
          except:
 
            driver.get(self.first_page)
 
          forward_home_page_ok = wait.until(
             eccd.presence_of_element_located(
               (By.XPATH, self.forward_home_page))
           )
          forward_home_page_ok.click()
          time.sleep(5)
          self.first_page=driver.current_url
          get_logger().info("get homepage successful,url is {}".format(driver.current_url))
          cookies = driver.get_cookies() # 导出cookie
          get_logger().info("get cookies")
          get_fansnum_ok= wait.until(
              eccd.presence_of_element_located(
                (By.XPATH, self.follow_xpath))
          )
          self.get_followfanshome(driver)
          get_logger().info("get_followfanshome ok")
          self.home_page_source=driver.page_source
          driver.close() # 关闭chrome
          #获取主页的
          # 如果需要保存cookies
          self.write_cookie(cookies)
          get_logger().info("get cookies,login ok")
          return cookies
 
 
        else:
          raise RuntimeError('login failed')
      except:
        get_logger().error("login failed")
        return None
 
    except:
      if driver is not None:
        driver.close()
  except Exception as e:
    if driver is not None:
      driver.close()
      get_logger().error("dbs operation error，here are details:{}".format(traceback.format_exc()))

req = requests.Session() # 构建Session

for cookie in cookies:
      req.cookies.set(cookie['name'], cookie['value']) # 转换cookies

data = req.get(url, headers=self.headers).text #获取文本网页
jsondata = req.get(url, headers=self.headers).json() #获取json型网页

from fake_useragent import UserAgent as UA
import random
 
headers = {
      'Accept': 'text/html, application/xhtml+xml, image/jxr, */*',
      'Accept - Encoding': 'gzip, deflate',
      'Accept-Language': 'zh-Hans-CN, zh-Hans; q=0.5',
      'Connection': 'Keep-Alive',
      'User-Agent': UA().random #获取随机的useragent
    }