Simple Hello world progrom in flask | Mega flask tutorial

1. 1Install Flask using pip by running the command 'pip install flask' in your terminal
2. 2Create a new Python file, for example 'app.py', and import the Flask class
3. 3Create a Flask application instance by running 'app = Flask(__name__)'
4. 4Define a route for the root URL using '@app.route('/')' and return 'Hello, World!'
5. 5Run the application using 'if __name__ == '__main__': app.run()'
6. 6Open a web browser and navigate to 'http://localhost:5000' to see the Hello World message

This tutorial is ideal for junior developers or beginners in web development who want to learn Flask, and can be used by developers, DevOps engineers, and technical team members to quickly set up a web application

💡 Flask is a lightweight and easy-to-use Python web framework that allows you to quickly create web applications

🚀 Create your first Hello World program in Flask! 🌟