code: def set(self, user):
          
  
          self.log.info("Loading user information for %s/%s", user.id, user.username)
          self.load_user_info(user)
          self.log.info("Loading user rights for %s/%s", user.id, user.username)
          self.load_user_rights(user)
          self.log.info("Added user: %s/%s", user.id, user.username)
          self._add_user_to_cache(user)
          return user
docs: Adds a user object to the user manager
  
          user - a SlackUser object