text: import abc
  
  import bs4
  
  
  class SoupProcessorBase(abc.ABC):
      """
      Class for processing a parsed HTML page
      """
  
      @abc.abstractclassmethod
      def process(self, soup: bs4.BeautifulSoup) -> str:
          """
          Process the parsed HTML. Returns a string.
          """
          raise NotImplementedError
  