[Python-Dev] Vacation and possibly a new bug

Tim Peters tim.one@comcast.net
Tue, 22 Jul 2003 19:38:38 -0400


[Brett]
>>> And why does ``t = (time((time_t *)0) / YEAR) * YEAR;`` on line 608
>>> have to divide by YEAR and then multiply by YEAR?  Shouldn't those
>>> cancel out?

[Guido]
>> I guess it should have used // instead of /.  (X//Y)*Y is a standard
>> way to round X down to a whole multiple of Y, and I presume that's
>> what the code here does.

[Brett]
> Didn't know C had a flooring divide operator.  Good to know.

It doesn't.  If Guido were still my boss, I'd say he was pulling your leg.
But since he left us, I'll just diplomatically say he's an idiot <wink>.

If dividend and divisor are both positive and integer, C's / is flooring
division.