As with any Python framework, it’s best to create a project using Flask inside a Python virtual environment. This isolates your project from your main Python installation and from other projects ...

Many discussions about Python web frameworks begin with Flask, and for good reason. Flask is a well established, well understood framework that is easy to use and quite stable.

A further 22% of Python developers use DigitalOcean, and 20% use Heroku. Microsoft Azure comes in at fifth place with a 19% share while 12% use PythonAnywhere.