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安装 python

brew install python@3.11

系统默认版本

python3 --version
Python 3.9.6
which python3
/usr/bin/python3

Homebrew 安装版本

python3.11 --version
Python 3.11.11
which python3.11
/opt/homebrew/bin/python3.11

编辑 ~/.zshrc 文件，添加以下配置

# 添加 Homebrew Python 路径到 PATH 环境变量最前面
export PATH="/opt/homebrew/bin:$PATH"# 添加别名
alias python=python3.11
alias python3=python3.11
alias pip=pip3.11
alias pip3=pip3.11

source ~/.zshrc

➜  ~ python --version
Python 3.11.11
➜  ~ python3 --version
Python 3.11.11
➜  ~ which python3
python3: aliased to python3.11
➜  ~ pip --version
ppip 24.3.1 from /opt/homebrew/lib/python3.11/site-packages/pip (python 3.11)
➜  ~ pip3 --version
pip 24.3.1 from /opt/homebrew/lib/python3.11/site-packages/pip (python 3.11)