How to install and use waymo devkit tool ？ #422
Description
After running the following command：python ./tools/dist_test.py CONFIG_PATH --work_dir work_dirs/CONFIG_NAME --checkpoint work_dirs/CONFIG_NAME/latest.pth --testset ，
Terminal Output：
results saved to work_dirs/waymo_centerpoint_voxelnet_two_stage_bev_5point_ft_6epoch_freeze/detection_pred.bin
use waymo devkit tool for evaluation
How to install and use waymo devkit tool ？