本文主要介绍如何安装Python的开发虚拟环境

Virtualenv

参考：https://virtualenv.pypa.io/en/latest/

python3 -m virtualenv <DIR>
source <DIR>/bin/activate

or

# 安装virtualenv
pip3 install virtualenv
# 设置PATH
export PATH="$HOME/Library/Python/3.9/bin/:$PATH"

# 进入项目目录
cd myproject
# 创建venv目录
virtualenv venv
# 启动
source venv/bin/activate

Venv

# python3 -m venv <DIR>
python3 -m venv venv
source venv/bin/activate

参考：

• https://virtualenv.pypa.io/en/latest/

• https://packaging.python.org/en/latest/tutorials/installing-packages/#creating-and-using-virtual-environments

• https://docs.python.org/3/library/venv.html