code: def get_duplicates(self, *args, **kwargs):
          
          url = self.reddit_session.config['duplicates'].format(
              submissionid=self.id)
          return self.reddit_session.get_content(url, *args, object_filter=1,
                                                 **kwargs)
docs: Return a get_content generator for the submission's duplicates.
  
          :returns: get_content generator iterating over Submission objects.
  
          The additional parameters are passed directly into
          :meth:`.get_content`. Note: the `url` and `object_filter` parameters
          cannot be altered.