Flask is a Python micro web framework used to run major websites including Pintrest, Twilio, and Linkedin. This topic explains and demonstrates the variety of features Flask offers for both front and back end web development.
Flask-SQLAlchemy is a Flask extension that adds support for the popular Python object relational mapper(ORM) SQLAlchemy to Flask applications. It aims to simplify SQLAlchemy with Flask by providing some default implementations to common tasks.
It is a simple integration of Flask and WTForms. It allows for the easier creation and management of web forms, it automatically generates a CRSF token hidden field in your templates. It also features easy form validation functions