What is Bottle Framework in Python (An Introduction to Bottle Framework)

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What is Bottle Framework in Python (An Introduction to Bottle Framework)

Vinay Khatri
Last updated on June 9, 2022

    Python support many web frameworks for the rapid development of web applications and server-side scripting. Bottel is also one of Python's WSGI micro web frameworks. Micro because it is lightweight and has no external dependencies, it only uses Python standard modules and WSGI to design and run web applications. Because of its few dependencies, it's very easy and straightforward to write a web application on Bottle, and the syntax of the Bottle framework is similar to Flask.

    Bottle WebFramework in Python

    Why Bottle?

    No BoilerPlate

    The bottle is one of the minimal Python web frameworks, it is an ideal web framework for a single page or small web application. Unlike Django, it is not monolithic and does not impose a specific pattern on the user. If you have some random small ideas and want to implement them quickly then Bottel is for you.


    The bottle itself is contained within a single file. It has no external dependencies you can even copy its official code module from GitHub, paste it on your project module and start building web applications. Prototyping The bottle is perfect for those who are just getting started with Python and web development. It is one of the best python web frameworks for prototyping, user can implement simple ideas quickly and efficiently.

    Features of Bottle framework

    1. Compatibility Bottle framework can run on both versions of Python(2.x and 3.x). 2. Stand-alone file The complete bottle framework is a standalone Python module we can even use bottle.py in our project module and start building bootle-based web applications. 3. JSON and REST API Because of its lightweight and fast performance it is widely used to write JSON data and REST APIs. 4. Extensions Although the bottle does not have any dependencies, we can use extra plugins or extensions to deal with all the popular databases. 5. Inbuilt templating The bottle comes with an inbuilt simple templating engine to render dynamic data on the static HTML pages. 6. WSGI Similar to Flask, Bottle also provides inbuilt WSGI support, that can run a stand-alone web server. 7. Routing Bottle support Request function-call mapping, in which it maps the URL to a specific view function.

    Get Started with Bottle

    The bottle is a Python web framework which means it uses Python as its programming language, so it goes without saying Python must be installed on your system before you run any bottle web app. To know how to install Python on your system click here . To use the bottle framework we first need to install it for our Python environment. To install the bottle, run the following pip install command on your terminal or command prompt.

    pip install bottle

    After installing Bottle now let's write our first Bottle Hello World web app with an app.py file. # app.py

    from bottle import route, run
    def index():
        return "Hello World! Welcome to bottle"
    run(host='localhost', port=8080)

    Now run app.py on your terminal

    python app.py

    When you run the app.py on the terminal it will run a server, now open http://localhost:8080/ on your web browser, and you will see a similar output.


    To conclude this article, we discussed what is bottle, why to use it, what are its features, and how to get started with the bottle framework. The easy-to-understand and write syntax of the bottle makes it one of the best python web frameworks for beginners. It is an alternative for the Flask framework if someone is just getting started with Python web development. People are also reading:

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