This made me smile given Python's love of Monty Python references - the cheese shop etc.
67 stands for «whatever», «I don't care», or, cyclically, 67!
41 is an expression of shock or disbelief – «that's wild», «no way» and stuff like that.
That’s a very big number!
Pretending to be a all serius grown ups language is cringe.
They forget that Perl and co. were written by people that had one too many tabs of LSD in the 70s, sporting long hair and a ponytail.