code: def moderate(self, comment, entry, request):
          
          if self.auto_moderate_comments:
              return True
  
          if check_is_spam(comment, entry, request,
                           self.spam_checker_backends):
              return True
  
          return False
docs: Determine if a new comment should be marked as non-public
          and await approval.
          Return ``True`` to put the comment into the moderator queue,
          or ``False`` to allow it to be showed up immediately.