brew install python3 /opt/homebrew/opt/python@3.9/bin/python3.9 -m pip install --upgrade pip #方式一：改配置文件 /Users/xx/.config/pip/pip.conf pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple pip install 模块名 #方式二：指定下载地址 pip install 模块名 -i https://pypi.tuna.tsinghua.edu.cn/simple
