Hello, I have this Error... While Running this code'python pre_process_kitti.py --data_root kitti' . please help me...

[duchuyy05]

(pp_env) D:\PointPillars>python pre_process_kitti.py --data_root D:\PointPillars\pointpillars\kitti
Traceback (most recent call last):
File "pre_process_kitti.py", line 11, in
from pointpillars.utils import read_points, write_points, read_calib, read_label,
File "D:\PointPillars\pointpillars\utils_init_.py", line 3, in
from .process import bbox_camera2lidar, bbox3d2bevcorners, box_collision_test,
File "D:\PointPillars\pointpillars\utils\process.py", line 7, in
from pointpillars.ops.iou3d_module import boxes_overlap_bev, boxes_iou_bev
File "D:\PointPillars\pointpillars\ops_init_.py", line 1, in
from .voxel_module import Voxelization
File "D:\PointPillars\pointpillars\ops\voxel_module.py", line 5, in
from pointpillars.ops.voxel_op import hard_voxelize
ModuleNotFoundError: No module named 'pointpillars.ops.voxel_op'

[duchuyy05]

Hello, I have this Error... While Running this code'python pre_process_kitti.py --data_root kitti' please help me...

[sihogu]

cd PointPillars/
python setup.py build_ext --inplace
pip install .