PEP 3107 and stronger typing (note: probably a newbie question)

Hendrik van Rooyen mail at
Thu Jul 12 08:36:18 CEST 2007

"John Nagle" <nagle at> wrote:

>     I've worked in big mainframe shops, where an operating system
> crash caused everything to suddenly freeze, red lights came on all
> over the building, and a klaxon sounded.  I've worked for aerospace
> companies, where one speaks of "defects", not "bugs", and there
> are people around whose job involves getting in high performance
> aircraft and flying with the software written there.  I've worked
> with car-sized robot vehicles, ones big enough to injure people.
>     This gives one a stronger feeling about wanting to eliminate
> software defects early.

Does this actually cause you to make less goofy mistakes?

- I find that no matter how careful I try to be, I still f***k up.
not so much in the big things, its the little things that get me...

And the errors seem to come in runs - almost like a "bad hair day".

- Hendrik

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