python flask tutorial pdf
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Welcome to this tutorial where we will guide you through creating a PDF document that serves as a comprehensive guide to building a simple web application using Python Flask. Flask is a lightweight web framework that is easy to learn and perfect for getting started with web development in Python.
In this tutorial, we will cover the following topics:
Before starting, make sure you have the following installed:
Create a new directory for your project and navigate into it:
Create a virtual environment:
Activate the virtual environment:
Install Flask:
Create a file named app.py and set up a basic Flask application:
Create a templates folder in your project directory and add an index.html file:
Update the app.py file to use this template.
Extend your index.html to include a simple form:
Update the app.py file to handle the form submission:
Add Flask-SQLAlchemy to your project:
Update the app.py file to use SQLAlchemy for database operations:
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