[reprint] solve the problem that CONDA installs pytorch too slowly

In the use of conda Yes pytorch When installing , Because the download of the original image is too slow , Even termination , The following solutions can be adopted

1. Add Tsinghua garden image ：
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/pytorch/
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（ This command means from channel Displays when installing packages in channel Of url, In this way, you can know the installation source of the package ）
2. Start installation pytorch, The default is already in pytorch The official website has got the order that meets your installation requirements , for example ：
conda install pytorch torchvision torchaudio cudatoolkit=10.2 -c pytorch
 Be careful ： To install using the added image source , You need to put the last of the command -c pytorch Get rid of ;（ Because this means downloading from the original image ）
3. therefore , Direct execution ：
conda install pytorch torchvision torchaudio cudatoolkit=10.2
4. Wait for the installation to complete ！