Need yolov4 parser for deepstream application

Need yolov4 Parser/tlt parser , and im using below SSD deepstream app . i need to tweek the SSD parser , could anyone provide the python parser for YoloV4 and tlt TLT models

https://github.com/NVIDIA-AI-IOT/deepstream_python_apps/blob/master/apps/deepstream-ssd-parser/deepstream_ssd_parser.py