> For the complete documentation index, see [llms.txt](https://huataihuang.gitbook.io/cloud-atlas-draft/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://huataihuang.gitbook.io/cloud-atlas-draft/develop/python/startup/zai-centos-shang-an-zhuang-python3-he-virtualenv-huan-jing.md).

# 在CentOS上安装Python3和virtualenv环境