What are some alternatives?
When comparing CherryPy and Flask, you can also consider the following products
Django - The Web framework for perfectionists with deadlines
web2py - Web2py is an open source web application framework.
Ruby on Rails - Ruby on Rails is an open source full-stack web application framework for the Ruby programming...
Bottle - bottle.py is a fast and simple micro-framework for python web-applications.
BlueBream - BlueBream is an open-source web application server, framework and library.