更新brew
brew update
brew install pyenv
安装pyenv报错
==> Downloading https://raw.githubusercontent.com/Homebrew/homebrew-core/c1c28c143f4e28fc0059e66baa904104da25a41d/Formula/o/openssl@3.rb
curl: (7) Failed to connect to raw.githubusercontent.com port 443 after 8 ms: Couldn't connect to server
Error: pyenv: Failed to download resource "openssl@3.rb"
Download failed: https://raw.githubusercontent.com/Homebrew/homebrew-core/c1c28c143f4e28fc0059e66baa904104da25a41d/Formula/o/openssl@3.rb
报错解决
(1)打开网站: https://www.ipaddress.com/
查询一下 raw.githubusercontent.com对应的IP 地址

绑定hosts后继续执行安装命令

查看版本
安装管理多个Python
pyenv install --list
pyenv install 3.12.3
pyenv install 2.7.18

完成~