conda技巧

1. conda安装，来这下载https://mirrors.ustc.edu.cn/anaconda/miniconda/
   下载Miniconda3-2.2.8-Windows-x86_64

https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/

2. 配置源https://blog.csdn.net/qq_74778218/article/details/143494197

   #中科大镜像源
   conda config --add channels https://mirrors.ustc.edu.cn/anaconda/pkgs/main/
   conda config --add channels https://mirrors.ustc.edu.cn/anaconda/pkgs/free/
   conda config --add channels https://mirrors.ustc.edu.cn/anaconda/cloud/conda-forge/
   conda config --add channels https://mirrors.ustc.edu.cn/anaconda/cloud/msys2/
   conda config --add channels https://mirrors.ustc.edu.cn/anaconda/cloud/bioconda/
   conda config --add channels https://mirrors.ustc.edu.cn/anaconda/cloud/menpo/
   #设置搜索时显示通道地址
   conda config --set show_channel_urls yes

   pip install -U xformers==0.0.27.post2 --index-url https://mirrors.ustc.edu.cn/pypi/web/simple