問題產生：
在install pkgs時，報錯
Collecting package metadata (current_repodata.json): failed
具體爲：
conda.core.subdir_data.Response304ContentUnchanged
解決：
-
works for me.
conda clean -i
清空cache後重新安裝
-
suggestion from Github
conda config --remove channels conda-forge
疑似 forge 源出了問題