text: import requests
  from pyquery import PyQuery as pq
  
  url = 'https://www.zhihu.com/explore'
  headers = {
      'User-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 '
                    '(KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36'
  }
  html = requests.get(url, headers=headers).text
  doc = pq(html)
  items = doc('.explore-tab .feed-item').items()
  for item in items:
      question = item.find('h2').text()
      author = item.find('.author-link-line').text()
      answer = pq(item.find('.content').html()).text()
      file = open('explore.txt','a', encoding='utf-8')
      file.write('\n'.join([question, author, answer]))
      file.write('\n' + '=' * 50 + '\n')
      file.close()
  