From here.
By the way, the language is named after the BBC show "Monty Python's Flying Circus'' and has nothing to do with nasty reptiles. Making references to Monty Python skits in documentation is not only allowed, it is encouraged!
I definitely didn't know that - but it rocks! (see current blog subtitle) Now, to continue my investigation for helix... (well, for me, actually, but because of helix)