rknn模型转换报错unexpected keyword argument 'mean_values'

Traceback (most recent call last):
  File "onnx2rknn.py", line 23, in <module>
    batch_size=opt.batch_size, target_platform="rk3399pro")  # reorder_channel='0 1 2',
TypeError: config() got an unexpected keyword argument 'mean_values'