mmcv is incompatible with mamba while installing, using point cloud processing methed.

[Shadow581]

Prerequisite

• I have searched Issues and Discussions but cannot get the expected help.
• The bug has not been fixed in the latest version(https://github.com/open-mmlab/mmcv).

Environment

python 3.10
3090
cuda>=11.8
torch>=2.0

Reproduces the problem - code sample

mim install mmcv

Reproduces the problem - command or script

module ‘pkgutil‘ has no attribute ‘ImpImporter‘.Did you mean: ‘zipimporter - "mim install mmcv"

Reproduces the problem - error message

module ‘pkgutil‘ has no attribute ‘ImpImporter‘. Did you mean: ‘zipimporter‘?

Additional information

The above instructions are to install mamba first and mmcv later.

if you install mmcv first, then installing mamba, The code of mamba shows errors.
link: https://github.com/SkyworkAI/PointCloudMamba/issues/9