Flask App Routing Demo

This repository contains a simple Flask application that demonstrates basic routing, variable rules, form handling, and API creation. This project is a beginner-friendly introduction to Flask, showcasing how to build a web application that can handle different routes, process user input from forms, and return JSON responses through an API.

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Features

1. Welcome Page

• Route: '/'
• Method: 'GET'
• Description: The home page of the application, welcoming users with a simple message.

2. Index Page

• Route: '/index'
• Method: 'GET'
• Description: A secondary page that provides a welcome message.

3. Success and Fail Pages

• Route: '/success/int:score and /fail/int:score'
• Method: 'GET'
• Description: Dynamic routes that display a message based on a user's score, indicating whether they have passed or failed.

4. Form Handling and Result Calculation

• Route: '/form'
• Method: 'GET', 'POST'
• Description:
  • GET: Renders a form where users can input their marks for Maths, Science, and History.
  • POST: Calculates the average marks based on the form input. If the average is 50 or above, the user is redirected to the success page; otherwise, they are redirected to the fail page.

5. API for Sum Calculation

• Route: '/api'
• Method: 'POST'
• Description: An API endpoint that receives two values (a and b) in JSON format and returns their sum.

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How to Run the Project

1. Clone the Repository

   git clone https://github.com/yourusername/flask-app-routing-demo.git
   cd flask-app-routing-demo
   

2. Install the Dependencies

   pip install Flask
   

3. Run the Application

   python app.py