# 创建一个名为namepython38，版本为3.8的虚拟环境
conda create -n namepython38 python=3.8
# 在虚拟环境python39中安装pandas
conda install -n python39 pandas
# 在主环境中安装pandas
conda install pandas
# 查看所有环境
conda info -e
conda env list
# 切换到python38虚拟环境
conda activate python38
# 更新当前conda
conda update
# 删除namepython38虚拟环境
conda remove -n namepython38 --all
# 切换到namepython38环境
conda activate namepython38
# 退出namepyton38环境回到base环境
conda deactivate namepython38
# conda添加软件源
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 --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud//pytorch/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/conda-forge/
conda config --set show_channel_urls yes
