Traceback (most recent call last):


 "/root/.pyenv/versions/3.6.8/lib/python3.6/site-packages/mmcv/utils/registry.py", line 179, in build_from_cfg

return obj_cls(**args)


 "/root/git/mmdetection3d/mmdet3d/datasets/pipelines/transforms_3d.py", line 130, in __init__

self.db_sampler = build_from_cfg(db_sampler, OBJECTSAMPLERS)


 "/root/.pyenv/versions/3.6.8/lib/python3.6/site-packages/mmcv/utils/registry.py", line 182, in build_from_cfg

raise type(e)(f'{obj_cls.__name__}: {e}')
TypeError: DataBaseSampler: LoadPointsFrom
: __init__() missing 1 required positional argument: 'coord_type'

Traceback (most recent call last):


 "/srv/wechat/service/venv/lib/python3.6/site-packages/starlette/endpoints.py", line 68, in __call__

raise exc from None


 "/srv/wechat/service/venv/lib/python3.6/site-packages/starlette/endpoints.py", line 59, in __call__

message = await websocket.receive()


 "/srv/wechat/service/venv/lib/python3.6/site-packages/starlette/websockets.py", line 40, in receive

message = await self._receive()


 "/srv/wechat/service/venv/lib/python3.6/site-packages/uvicorn/protocols/websockets/websockets_impl.py", line 226, in asgi_receive

data = await self.recv()


 "/srv/wechat/service/venv/lib/python3.6/site-packages/websockets/protocol.py", line 419, in recv

return_when=asyncio.FIRST_COMPLETED,


 "/usr/lib64/python3.6/asyncio/tasks.py", line 311, in wait

fs = {ensure_future(f, loop=loop) for f in set(fs)}


 "/usr/lib64/python3.6/asyncio/tasks.py", line 311, in <setcomp>

fs = {ensure_future(f, loop=loop) for f in set(fs)}


 "/usr/lib64/python3.6/asyncio/tasks.py", line 526, in ensure_future

raise TypeError('An asyncio.Future, a coroutine or an awaitable is '
TypeError: An asyncio.Future, a coroutine or an awaitable is required
