Hi, guys: I am learning Python and Design Patterns, I want to know how Design Patterns can be used in real world project especially python project. I know OpenStack is developed using python. So is there some materials of Design Patterns used in OpenStack? Thanks! ~Hao Lin -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20140227/bf57a983/attachment.html>