dataset error

[dusir]

Hi!

I have done the step1,prepared docker env
the following steps have been done,
git clone https://github.com/HuangJunJie2017/BEVDet.git
cd BEVDet
pip install -v -e .

but to run the tools/create_data_bevdet.py occurs an error:

~/workspace/BEVDet# python tools/create_data_bevdet.py
/root/workspace/BEVDet/mmdet3d/core/evaluation/kitti_utils/eval.py:10: NumbaDeprecationWarning: The 'nopython' keyword argument was not supplied to the 'numba.jit' decorator. The implicit default value for this argument is currently False, but it will be changed to True in Numba 0.59.0. See https://numba.readthedocs.io/en/stable/reference/deprecation.html#deprecation-of-object-mode-fall-back-behaviour-when-using-jit for details.
def get_thresholds(scores: np.ndarray, num_gt, num_sample_pts=41):
Traceback (most recent call last):
File "tools/create_data_bevdet.py", line 144, in
nuscenes_data_prep(
File "tools/create_data_bevdet.py", line 100, in nuscenes_data_prep
nuscenes_converter.create_nuscenes_infos(
File "/root/workspace/BEVDet/tools/data_converter/nuscenes_converter.py", line 44, in create_nuscenes_infos
nusc = NuScenes(version=version, dataroot=root_path, verbose=True)
File "/opt/conda/lib/python3.8/site-packages/nuscenes/nuscenes.py", line 62, in init
assert osp.exists(self.table_root), 'Database version not found: {}'.format(self.table_root)
AssertionError: Database version not found: ./data/nuscenes/v1.0-trainval

Excuse me, what is this question？