以前，在linux下面可以使用Pyenv，那windows下面就靠这个工具了。
# 下载安装
网络不好的可以去这里直接拿安装包
安装完毕后，添加环境变量，下面是我的按照目录
D:\Tools\anaconda\Scripts
打开一个CMD，查看conda --version
# conda --help
C:\Users\loki>conda --help usage: conda-script.py [-h] [-V] command ... conda is a tool for managing and deploying applications, environments and packages. Options: positional arguments: command clean Remove unused packages and caches. compare Compare packages between conda environments. config Modify configuration values in .condarc. This is modeled after the git config command. Writes to the user .condarc file (C:\Users\loki\.condarc) by default. create Create a new conda environment from a list of specified packages. help Displays a list of available conda commands and their help strings. info Display information about current conda install. init Initialize conda for shell interaction. [Experimental] install Installs a list of packages into a specified conda environment. list List linked packages in a conda environment. package Low-level conda package utility. (EXPERIMENTAL) remove Remove a list of packages from a specified conda environment. uninstall Alias for conda remove. run Run an executable in a conda environment. [Experimental] search Search for packages and display associated information. The input is a MatchSpec, a query language for conda packages. See examples below. update Updates conda packages to the latest compatible version. upgrade Alias for conda update. optional arguments: -h, --help Show this help message and exit. -V, --version Show the conda version number and exit. conda commands available from other packages: build content-trust convert debug develop env index inspect metapackage render repo server skeleton token verify C:\Users\loki>conda --help |more usage: conda-script.py [-h] [-V] command ... conda is a tool for managing and deploying applications, environments and packages. Options: positional arguments: command clean Remove unused packages and caches. compare Compare packages between conda environments. config Modify configuration values in .condarc. This is modeled after the git config command. Writes to the user .condarc file (C:\Users\loki\.condarc) by default. create Create a new conda environment from a list of specified packages. help Displays a list of available conda commands and their help strings. info Display information about current conda install. init Initialize conda for shell interaction. [Experimental] install Installs a list of packages into a specified conda environment. list List linked packages in a conda environment. package Low-level conda package utility. (EXPERIMENTAL) remove Remove a list of packages from a specified conda environment. uninstall Alias for conda remove. run Run an executable in a conda environment. [Experimental] search Search for packages and display associated information. The input is a MatchSpec, a query language for conda packages. See examples below. update Updates conda packages to the latest compatible version. upgrade Alias for conda update. optional arguments: -h, --help Show this help message and exit. -V, --version Show the conda version number and exit. conda commands available from other packages: build content-trust convert debug develop env index inspect metapackage render repo server skeleton token verify