Python venv 环境搭建及 VSCode 环境配置

1 Python venv 环境搭建

1.1 venv 安装

pip install virtualenv

# 设置永久国内 pip 源
pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple/
pip config set install.trusted-host pypi.tuna.tsinghua.edu.cn

1.2 创建 venv 环境

# python -m venv <目录>
python -m venv .

1.3 激活 venv 环境

Linux/Mac：

source ./bin/activate

Windows：

.\Scripts\activate

# 退出虚拟环境
.\Scripts\deactivate.bat

2. vscode 环境配置

2.1 settings.json 配置

需要安装插件：

• Python
• Pylance
• Yapf

"terminal.integrated.env.linux": {
    "PYTHONPATH": "${workspaceFolder}/python;${env:PYTHONPATH}"
},
"python.envFile": "${workspaceFolder}/.env",
"python.analysis.extraPaths": [
    "${workspaceFolder}/python"
],
"[python]": {
    "diffEditor.ignoreTrimWhitespace": false,
    "editor.defaultFormatter": "eeyore.yapf",
    "editor.formatOnSaveMode": "file",
    "editor.formatOnSave": true,
    "editor.indentSize": 2,
    "editor.wordBasedSuggestions": "off",
    "files.trimTrailingWhitespace": true,
},
"python.languageServer": "Pylance",
"yapf.args": ["--style", "{based_on_style: pep8, indent_width: 2}"],

2.1 extensions.json 配置

{
    "recommendations": [
        "eeyore.yapf",
        "dangmai.workspace-default-settings",
        "ms-python.flake8",
        "ms-python.isort",
        "ms-python.python"
    ],
    "unwantedRecommendations": [
        "ms-python.black-formatter",
        "ms-python.pylint"
    ]
}

附件见 python_prj/.vscode.zip 。