.vscode/launch.json so that the cwd will be the file folder

.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": "${file}",
            "console": "integratedTerminal",
            "cwd": "${fileDirname}",
            "justMyCode": true,
            # "args": ["--key1", "value1", "value2", "--key2", "value3", "value4"] # for script args
        }
    ]
}

// settings.json:
{
    "python.formatting.provider": "black",
    "editor.formatOnSave": true,
}