1.python2 和 python3 安装
官网地址:https://www.python.org/downloads/
2.环境变量配置
在Path中添加:
- python2的安装目录:xxx\python2;xxx\python2\Scripts;
- python3的安装目录:xxx\python3;xxx\python3\Scripts;
对其安装目录下的python.exe和pythonw.exe重命名:python2.exe、pythonw2.exe(python3类似)
验证(cmd):python2 -version/python3 -version
3.pip2 和 pip3 配置
执行:
- python2 -m pip install --upgrade pip --force-reinstall
- python3 -m pip install --upgrade pip --force-reinstall
验证:pip2 -V/pip3 -V
注意:可能会因为网络的问题安装失败,可再次执行安装或通过代理安装
参考:https://www.cnblogs.com/fengxi177/p/16939399.html
标签:pip3,pip2,pip,安装,python3,python2 From: https://www.cnblogs.com/luoluostudy/p/18199073