Flask is a popular Python web framework known for its, easy application development and quick prototyping, Minimal footprint and lightweight compared to other frameworks, Clean and elegant API for writing concise and readable code.

Key features of Flask:

• Built-in support for routing, templating, request handling, and error handling.
• Includes tools for testing, security, and database connection.
• Open Source. Transparent development process and readily available source code

To check the version of Flask installed, follow the steps below: i) Update the instance with ‘sudo apt-get update’ and then become the root user by running ‘sudo su’. ii) Change the directory to /root by running: cd /root iii) Then activate the virtual environment 'my-env' created to install Flask by running: source my-env/bin/activate iv) Now, to check the version of Flask run: pip show flask v) To deactivate the virtual environment run: deactivate

 We at Apps4Rent help you deploy Flask across different operating systems on Azure. Tested by the Apps4rent engineers, Flask on Ubuntu 22.04 is supported by Azure cloud infrastructure precisely. In case you have any issues, our Azure experts are available 24/7 via phone, chat, and email. Get in touch today!

Disclaimer: Apps4Rent does not offer commercial licenses of any of the products mentioned above. The products come with open source licenses. 

Default ports:

• SSH: 22
• HTTP: 80
• HTTPS: 443

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