def _requests_to_follow(self, response):
     if getattr(response, "encoding", None) != None:
         return CrawlSpider._requests_to_follow(self, response)
     else:
         return []
 def _requests_to_follow(self, response):
     if getattr(response, "encoding", None) != None:
             return CrawlSpider._requests_to_follow(self, response)
     else:
             return []