If you run the debug web server, (e.g. Django's `manage.py runserver`) command, yes it has watcher that will automatically restart the web server process if the

If you run the debug web server, (e.g. Django's `manage.py runserver`) command, yes it has watcher that will automatically restart the web server process if there is a code changes. Once you deploy it to production, you usually run it using a WSGI/ASGI server such as Gunicorn or Uvicorn and let whatever deployment process you use handles the lifecycle. You usually don't use watcher in production. Basically similar stuff with nodejs, rails, etc.