Python Gotcha with Octal Numbers
Richard Steiner
rsteiner at visi.com
Wed Feb 13 13:08:50 EST 2002
Here in alt.folklore.computers,
claird at starbase.neosoft.com (Cameron Laird) spake unto us, saying:
>In article <130220020751360934%jwbaxter at spamcop.net>,
>John W. Baxter <jwbaxter at spamcop.net> wrote:
> .
>>Did the elves at AT&T pick up the "leading 0 means octal" from
>>something earlier, or did they invent this stupidity themselves?
> .
>OK, folks, how far back *can* we trace this? My
>mind associates it with DEC systems, going back
>to the '60s, but I couldn't find any confirmation
>of that in a quick search.
I've seen the leading-zero-means-octal convention used rather heavily
in documentation dated 1967-1968 in a UNIVAC 1106/1108 context.
It seems to have been a fairly well-established convention at that
point in time, at least in the UNIVAC world.
--
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