[https://devcenter.heroku.com/articles/getting-started-with-python] Deploying Flask on Google App Engine [https://cloud.google.com/appengine/docs/standard/python3/runtime] Deploying Flask on AWS Elastic Beanstalk [https://docs performance. This is also the way you can use a Flask application on Google’s App Engine [https://cloud.google.com/appengine/docs/], where execution happens in a CGI-like environment. Watch Out Please