old_contents: from pyquery import PyQuery as pq
  from proxypool.schemas.proxy import Proxy
  from proxypool.crawlers.base import BaseCrawler
  
  
  BASE_URL = 'http://www.664ip.cn/{page}.html'
  MAX_PAGE = 5
  
  
  class Daili66Crawler(BaseCrawler):
      """
      daili66 crawler, http://www.66ip.cn/1.html
      """
      urls = [BASE_URL.format(page=page) for page in range(1, MAX_PAGE + 1)]
      
      def parse(self, html):
          """
          parse html file to get proxies
          :return:
          """
          doc = pq(html)
          trs = doc('.containerbox table tr:gt(0)').items()
          for tr in trs:
              host = tr.find('td:nth-child(1)').text()
              port = int(tr.find('td:nth-child(2)').text())
              yield Proxy(host=host, port=port)
  
  
  if __name__ == '__main__':
      crawler = Daili66Crawler()
      for proxy in crawler.crawl():
          print(proxy)
  
new_contents: from pyquery import PyQuery as pq
  from proxypool.schemas.proxy import Proxy
  from proxypool.crawlers.base import BaseCrawler
  
  
  BASE_URL = 'http://www.66ip.cn/{page}.html'
  MAX_PAGE = 5
  
  
  class Daili66Crawler(BaseCrawler):
      """
      daili66 crawler, http://www.66ip.cn/1.html
      """
      urls = [BASE_URL.format(page=page) for page in range(1, MAX_PAGE + 1)]
      
      def parse(self, html):
          """
          parse html file to get proxies
          :return:
          """
          doc = pq(html)
          trs = doc('.containerbox table tr:gt(0)').items()
          for tr in trs:
              host = tr.find('td:nth-child(1)').text()
              port = int(tr.find('td:nth-child(2)').text())
              yield Proxy(host=host, port=port)
  
  
  if __name__ == '__main__':
      crawler = Daili66Crawler()
      for proxy in crawler.crawl():
          print(proxy)
  
subject: 修复关于BASE_URL域名导致的retrying模块错误