code: def answers(self):
          
          self._make_soup()
          # noinspection PyTypeChecker
          for answer in self._page_get_answers(self.soup):
              yield answer
          i = 2
          while True:
              soup = BeautifulSoup(self._session.get(
                  self.url[:-1] + '?page=' + str(i)).text)
              for answer in self._page_get_answers(soup):
                  if answer == 0:
                      return
                  yield answer
              i += 1
docs: 获取收藏夹内所有答案对象.
  
          :return: 收藏夹内所有答案，返回生成器
          :rtype: Answer.Iterable