ImportError: cannot import name 'init_detector' from 'mmdet3d.apis'

[an-dhyun]

Describe the bug
I got an error about init_detector

Reproduction

1. What command or script did you run?

CUDA_VISIBLE_DEVICES=0 python demo/pcd_demo.py sunrgbd_000094.bin demo/brnet_8x1_sunrgbd-3d-10class.py checkpoints/brnet_8x1_sunrgbd-3d-10class_trained.pth

3. What dataset did you use?
   sunrgbd_000094.bin

Error traceback
If applicable, paste the error trackback here.

Traceback (most recent call last):
  File "demo/pcd_demo.py", line 3, in <module>
    from mmdet3d.apis import inference_detector, init_detector, show_result_meshlab
ImportError: cannot import name 'init_detector' from 'mmdet3d.apis' (/.../BRNet/mmdetection3d/mmdet3d/apis/__init__.py)

[xinghuokang]

Did you compile success? run command and data are no problem.

[yimengguo]

This is because 'init_detector' is called 'init_model' in the 'mmdet3d.apis' in the newer version of mmdetection3d. You may try to use the demo/pcd_demo.py file provided in the mmdetection3d folder. https://github.com/open-mmlab/mmdetection3d