text: # 用于 header 的常量
  class HEADERS:
      REFERER_LOGIN_API = 'https://app.bupt.edu.cn/uc/wap/login'
      REFERER_POST_API = 'https://app.bupt.edu.cn/ncov/wap/default/index'
      ORIGIN_BUPTAPP = 'https://app.bupt.edu.cn'
  
      UA = ('Mozilla/5.0 (iPhone; CPU iPhone OS 14_0like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) '
            'Mobile/15E148 MicroMessenger/7.0.17(0x17001126) NetType/WIFI Language/zh_CN')
      ACCEPT_JSON = 'application/json'
      ACCEPT_HTML = 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8'
      REQUEST_WITH_XHR = 'XMLHttpRequest'
      ACCEPT_LANG = 'zh-cn'
      CONTENT_TYPE_UTF8 = 'application/x-www-form-urlencoded; charset=UTF-8'
  
      def __init__(self) -> None:
          raise NotImplementedError
  