问题产生

在复现 Hierarchical Aggregation for 3D Instance Segmentation 代码时预到安装google-sparsehash的要求

但在执行过程中出现以下报错

(hais) C:\Users\清扬>conda install -c bioconda google-sparsehash
Collecting package metadata (current_repodata.json): done
Solving environment: failed with initial frozen solve. Retrying with flexible solve.
Collecting package metadata (repodata.json): done
Solving environment: failed with initial frozen solve. Retrying with flexible solve.

PackagesNotFoundError: The following packages are not available from current channels:

  - google-sparsehash

Current channels:

  - https://conda.anaconda.org/bioconda/win-64
  - https://conda.anaconda.org/bioconda/noarch
  - https://conda.anaconda.org/conda-forge/win-64
  - https://conda.anaconda.org/conda-forge/noarch
  - https://repo.anaconda.com/pkgs/main/win-64
  - https://repo.anaconda.com/pkgs/main/noarch
  - https://repo.anaconda.com/pkgs/r/win-64
  - https://repo.anaconda.com/pkgs/r/noarch
  - https://repo.anaconda.com/pkgs/msys2/win-64
  - https://repo.anaconda.com/pkgs/msys2/noarch
  - https://conda.anaconda.org/r/win-64
  - https://conda.anaconda.org/r/noarch
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/win-64
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/noarch
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/conda-forge/win-64
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/conda-forge/noarch
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/msys2/win-64
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/msys2/noarch
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/bioconda/win-64
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/bioconda/noarch
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/pytorch/win-64
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/pytorch/noarch

To search for alternate channels that may provide the conda package you're
looking for, navigate to

    https://anaconda.org

and use the search bar at the top of the page.

问题解决

参考以下文章

前往Anaconda官网查找google-sparsehash相关信息

发现针对windows系统不应该由bioconda下载该包。
因此之前出现的无法在该channels中找到google-sparsehash包的报错就得到了解释。

改为在Anaconda Prompt中执行

conda install -c jithinpr2 google-sparsehash

问题解决！