Dev Tools · 1h ago
Flask Dev Server Warning: What It Means and How to Fix It
Flask's built-in server is for development only, not production. The warning appears when using app.run() in a deployment. To fix it, use a production WSGI server like Waitress or Gunicorn.
Meridian48 take
A common but important reminder for Python developers to avoid using Flask's dev server in production, with a straightforward solution.
Read the full reporting
"This Is a Development Server" Flask Warning — What It Means and How to Fix It →
DEV Community
flaskwsgi-server