easleydp / gmail.com wrote:
> I don't seem to be able to correctly calculate the time offset between
> two time zones when daylight saving is in effect. The code below
> demonstrates that Ruby knows about daylight saving, but I get the wrong
> answer when I calculate the offset.
>
> BTW, yes, I know I can use Time#utc_offset, but I believe that depends
> on me actually being in that timezone. I'm looking for a way to
> calculate the offset between two arbitrary timezones, neither of which
> is my local timezone.
>
> Thanks for any help.
>
> David
> --

i have a note to check out this Olson tz dtabase but haven't gotten
round to it

http://python.codezoo.com/pub/component/3848?category=193