Logilab managed to push out new releases of some free software projects yesterday:
logilab.common 0.4.4, a set of shared python utilities (the 2 other projects mentionned below depend on this one)
pylint 0.3.3 a python lint tool, which features an emacs mode integrated with the python mode, and a small gui, mainly to ease use on windows boxes, but can be usefulk on other platforms too
pyreverse 0.5 a tool to reverse engineer python code, which is able to create UML diagrams, visible in ArgoUML or dot