Flask is a lightweight

Flask Run Python: A Beginner’s Guide to Running Python Scripts with Flask

Flask is a lightweight So, you’ve decided to dive into the world BTC Number of backend web development with Python, and you’ve heard about Flask – an easy-to-use web framework. But how do you actually run Python scripts using Flask? In this article, we’ll walk you through the process of running Python scripts with Flask step-by-step.
What is Flask?
WSGI web application framework designed to make getting started with web development in Python quick and easy. It’s a micro-framework that focuses on simplicity and minimalism, allowing you to build web applications with minimal boilerplate code.
Setting Up Your Environment
Before you can start running Python scripts with Flask, you’ll need to set up your development environment. Make sure you have Python installed on your machine, as well as the Flask library. You can easily install Flask using pip, the Python package installer. Simply run the following command in your terminal:

pip install Flask

Creating Your First Flask Application

To create your first Flask application, you’ll need to create a new Python file. Let’s call it app.py. In this file, you’ll write your Flask application code. Here’s a simple “Hello, World!” example to get you started:

from flask import Flask
app = Flask(__name__)
def hello_world():
    return 'Hello, World!'
if __name__ == '__main__':

Save this code in your app.py file, and run the following command in your terminal:

flask run

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Understanding the Code

  • The app = Flask(__name__) line India WhatsApp Number List creates a new Flask app instance.
  • The @app.route('/') decorator tells Flask to call the hello_world function when the root URL (/) is accessed.
  • The hello_world function simply returns the string “Hello, World!” to the browser.
  • The if __name__ == '__main__' block ensures that the Flask app only runs when the app.py file is executed directly.
    Accessing Your Flask Application
    Once you’ve run the flask run command, Flask will start a development server on http://localhost:5000/. Simply open your web browser and navigate to this URL to see your Flask application in action.
    If you encounter any errors while trying to run your Flask application, make sure you’ve installed the Flask library correctly. Check for any typos or syntax errors in your app.py file, and ensure that your Flask app is listening on the correct port (5000 by default).
    Running Python scripts with Flask is a great way to get started with backend web development in Python. With its simplicity and minimalism, Flask allows you to quickly build and test web applications without all the extra complexity. By following the steps outlined in this article, you’ll be up and running with Flask in no time. Happy coding!
    Learn how to run Python scripts with Flask, a lightweight web framework for Python. Follow our step-by-step guide to get started with backend web development.
    Flask Run Python: A Beginner’s Guide to Running Python Scripts with Flask
    Main keyword: Flask Run Python