code: def get_volume_by_id(self, id):
          
          for vol in self.conn.volumes:
              if vol.id == id:
                  return vol
          raise KeyError("Volume with ID " + id + " not found")
docs: Get ScaleIO Volume object by its ID
          :param name: ID of volume
          :return: ScaleIO Volume object
          :raise KeyError: No Volume with specified ID found
          :rtype: ScaleIO Volume object