This tutorial will help you create your first webapp using Python and the Flask microframework. We will cover the following topics:. * What is Flask and why would you use it. * Rendering your first response. * Handling forms and POST data. * Using SQLAlchemy. * Writing your first RESTful API. * Holding open a connection to emit updates. * Testing your app with py.test. * Deploying to Redhat's Openshift platform. Familiarity with Python is assumed. A passing familiarity with Javascript is recommended by not essential. Examples are on Github at.