I wish Python came with the ability to break to pdb (the debugger) in case of an unhandled exception. There are various Python IDE's that can do it. I think t

I wish Python came with the ability to break to pdb (the debugger) in case of an unhandled exception. There are various Python IDE's that can do it. I think this came up here before and someone had a useful suggestion that I've forgotten, but something really simple like (setq debug-on-error t) in emacs lisp would be great.