code: def sync(self):
          
          self = self.manager.get(username=self.username)
  
          return self
docs: Sync this model with latest data on the saltant server.
  
          Note that in addition to returning the updated object, it also
          updates the existing object.
  
          Returns:
              :class:`saltant.models.user.User`:
                  This user instance after syncing.