1. 下载安装包
https://www.python.org/ftp/python/2.7.14/python-2.7.14.amd64.msi # 2.7安装包 https://www.python.org/ftp/python/3.6.4/python-3.6.4-amd64.exe # 3.6安装包
2. 安装python3.6
3. 在命令行测试
4. 安装python2.7
1. 下载安装包
https://www.python.org/ftp/python/2.7.14/python-2.7.14.amd64.msi # 2.7安装包 https://www.python.org/ftp/python/3.6.4/python-3.6.4-amd64.exe # 3.6安装包
2. 安装python3.6
3. 在命令行测试
4. 安装python2.7
原文：https://www.cnblogs.com/oyoui/p/8316949.html