How to Build a Basic Cherrypy Web App

Introduction

CherryPy is a lightweight, object-oriented web framework built using python. It is designed to be flexible, simple, and easy to learn, and can be used to build web applications of any size. In this tutorial, we will be building a simple hello world application.

Install modules

To begin using we first need to install the library into our computer, to do so open your terminal and run the command below.

pip install CherryPy

File structure

After cherrypy is installed let’s create a folder called helloworld , you can name it anything, inside the folder create a file and name it app.py

Import modules

Inside the app.py file let’s import our module as shown below.

import cherrypy

Route

Now let’s create our class which will handle the hello world response, here is the code below.

class Index:
    @cherrypy.expose
    def index(self):
        return "Hello World!"

if __name__ == '__main__':
    cherrypy.quickstart(Index())

Run

Now let’s run our application, in your terminal run the command below.

python3 app.py

After running the command above your applicatioion should be available the address [ http://127.0.0.1:8080 ].

Results

Here is our application as shown below.

Thanks for reading. Happy coding.