code: def accept_moderator_invite(self, subreddit):
          
          data = {'r': six.text_type(subreddit)}
          # Clear moderated subreddits and cache
          self.user._mod_subs = None  # pylint: disable=W0212
          self.evict(self.config['my_mod_subreddits'])
          return self.request_json(self.config['accept_mod_invite'], data=data)
docs: Accept a moderator invite to the given subreddit.
  
          Callable upon an instance of Subreddit with no arguments.
  
          :returns: The json response from the server.