Anaconda3

1.安装anaconda3

https://blog.csdn.net/weixin_45509406/article/details/128752457

2.换源

sudo gedit ~/.condarc 

channels:
  - defaults
show_channel_urls: true
default_channels:
  - http://mirrors.aliyun.com/anaconda/pkgs/main
  - http://mirrors.aliyun.com/anaconda/pkgs/r
  - http://mirrors.aliyun.com/anaconda/pkgs/msys2
custom_channels:
  conda-forge: http://mirrors.aliyun.com/anaconda/cloud
  msys2: http://mirrors.aliyun.com/anaconda/cloud
  bioconda: http://mirrors.aliyun.com/anaconda/cloud
  menpo: http://mirrors.aliyun.com/anaconda/cloud
  pytorch: http://mirrors.aliyun.com/anaconda/cloud
  simpleitk: http://mirrors.aliyun.com/anaconda/cloud

3.常用命令

#查看虚拟
conda env list

#创建新环境
conda create -n pytorch python=3.7

#展示下载源的网址
conda config --show channels

#切回默认下载源
conda config --remove-key channels

#清空缓存
conda clean --all

#清空源
conda clean -i 

#更新
conda update -n base conda
conda update conda
conda update --all