vscode Debugger warning: It seems that frozen modules are being used, which may make the debugger miss breakpoints.

水ノ茉の宣伝

作業環境

• Windows 10
• Visual Studio Code
• Python 3.11

内容

multiprocessingモジュールをインポートして使用すると以下の警告が出力されました。

0.01s - Debugger warning: It seems that frozen modules are being used, which may
0.00s - make the debugger miss breakpoints. Please pass -Xfrozen_modules=off
0.00s - to python to disable frozen modules.
0.00s - Note: Debugging will proceed. Set PYDEVD_DISABLE_FILE_VALIDATION=1 to disable this validation.

対応

Google翻訳さんに伺ったところ「適当に引数渡しとけ」と返答されました。

.vscode/launch.json

{
    // Use IntelliSense to learn about possible attributes.
    // Hover to view descriptions of existing attributes.
    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "Python: Current File",
            "type": "python",
            "request": "launch",
            "program": "${file}",
            "console": "integratedTerminal",
            "justMyCode": true,
            "pythonArgs": ["-Xfrozen_modules=off"],
            "env": {
                "PYDEVD_DISABLE_FILE_VALIDATION": "1",
            }
        }
    ]
}