code: def sticky(self, bottom=True):
          
          url = self.reddit_session.config['sticky_submission']
          data = {'id': self.fullname, 'state': True}
          if not bottom:
              data['num'] = 1
          return self.reddit_session.request_json(url, data=data)
docs: Sticky a post in its subreddit.
  
          If there is already a stickied post in the designated slot it will be
          unstickied.
  
          :param bottom: Set this as the top or bottom sticky. If no top sticky
              exists, this submission will become the top sticky regardless.
  
          :returns: The json response from the server