settings.json

{
  "[python]": {
    "editor.codeActionsOnSave": {
      "source.organizeImports": "always"
    },
    "editor.defaultFormatter": "ms-python.black-formatter"
  },
  "[cpp]": {
    "editor.defaultFormatter": "llvm-vs-code-extensions.vscode-clangd"
  },
  "editor.formatOnSave": true,
  "isort.args": ["--profile", "black"],
  "notebook.lineNumbers": "on"
}