How to build a mulit-input int8-calibrator

Description

I want to convert fcos3d.onnx into tensorrt model with datatype of int8, which has three inputs ([batch,3,w,h],[3,3],[3,3]). How can I build a multi-input calibrator? How can I overwrite calibrator.get_batch()?

Hi,

Hope following are helpful to you.

Thank you.