On 27/02/2015 01:31, Dennis Lee Bieber wrote:
On Thu, 26 Feb 2015 20:10:28 +0000, Simon Ward <simon+pyt...@bleah.co.uk>
declaimed the following:


0 = success and non-zero = failure is the meme established, rather than 0 = 
true, non-zero = false.

It's not just used by UNIX, and is not necessarily defined by the shell either 
(bash was mentioned elsewhere in the thread). There is probably a system that 
pre-dates UNIX that I uses/used this too, but I don't know.


        I miss VMS...

        Odd => true, even => false
        Odd -> success, +even -> warning, -even -> error (odd may have been
success vs info>


Me to, Very Much Safer :)

--
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.

Mark Lawrence

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