PUBLIC MARKS from fredbird with tags framework & python

Pylons combines the very best ideas from the worlds of Ruby, Python and Perl, providing a structured but extremely flexible Python web framework. It's also one of the first projects to leverage the emerging WSGI standard, which allows extensive re-use and flexibility — but only if you need it. Out of the box, Pylons aims to make web development fast, flexible and easy.

web.py is a web framework for python that is as simple as it is powerful. web.py is in the public domain; you can use it for whatever purpose with absolutely no restrictions.

Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design. Developed and used over the past two years by a newspaper Web operation, Django is well-suited for developing content-management systems. It was designed from scratch to handle the intensive deadlines of a newsroom and the stringent requirements of experienced Web developers. It focuses on automating as much as possible and adhering to the DRY principle.