code: def question(self):
          
          from .question import Question
  
          question_link = self.soup.find(
              "h2", class_="zm-item-title").a
          url = Zhihu_URL + question_link["href"]
          title = question_link.text.strip()
          followers_num = int(self.soup.find(
              'div', class_='zh-question-followers-sidebar').div.a.strong.text)
          answers_num = int(re_get_number.match(self.soup.find(
              'div', class_='zh-answers-title').h3.a.text).group(1))
          return Question(url, title, followers_num, answers_num,
                          session=self._session)
docs: 获取答案所在问题.
  
          :return: 答案所在问题
          :rtype: Question