Links for tipper
tipper-0.1.tar.gz
http://bitheap.org/tipper/tipper-0.1.tar.gz
http://docs.python.org/library/signal.html
http://docs.python.org/library/traceback.html
http://en.wikipedia.org/wiki/SIGUSR1_and_SIGUSR2
http://mercurial.selenic.com/
http://www.djangoproject.com/
https://bitbucket.org/brodie/tipper