Details: https://mirrors.tuna.tsinghua.edu.cn/help/anaconda/
TUNA 提供了 Anaconda 仓库的镜像，运行以下命令:
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/
conda config --set show_channel_urls yes
即可添加 Anaconda Python 免费仓库。
Now, you can use 'conda install {PKG_NAME}' to install packages needed rapidly.
* recover to the default configuration:
conda config --remove-key channels
* get more information about conda:
conda info