pytorch ONNX and then to Tensorrt

sometimes torch2trt cant work , I need to convert pytorch to ONNX and then to Tensorrt

https://www.cnblogs.com/jourluohua/p/10235317.html

http://talk.strangeai.pro/topic/199/jetsonnano%E8%B7%91yolov3%E9%80%9F%E5%BA%A6%E8%AF%84%E6%B5%8B/8