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

def get_volume_by_id(self, id):
        """
        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
        """
        for vol in self.conn.volumes:
            if vol.id == id:
                return vol
        raise KeyError("Volume with ID " + id + " not found")