def ModifyDeviceGroupNamePy( deviceGroupHandle, deviceGroupName):
    # deviceGroupHandle example: ::ixNet::OBJ-/topology:1/deviceGroup:1

    print '\nModifyDeviceGroupName: %s : %s' % (deviceGroupHandle, deviceGroupName)
    ixNet.setAttribute(deviceGroupHandle, '-name', deviceGroupName)
    ixNet.commit()