Forget the method first_sunday:
def first_sunday(d):
while 1:
if d.weekday() == 6: # sunday
return d
d -= datetime.timedelta(days=1)
On Nov 14, 7:41 pm, Simo Salminen <[email protected]> wrote:
> Not really related to this, but I had following problem: how to
> convert local finnish time zone to utc. I could not really find
> solution to this. Using python time library does not work because
> time.tzset does not work on app engine. In the end I decided to build
> solution by hand, only working for one timezone. If anyone knows
> better solution, let me know.
>
> The code:
> def utc_offset(dt, country_code):
> """"Return utc_offset in hours for given time. This can be wrong
> for times
> during the change period of summer<->winter (between 3 and 4
> am)."""
> assert country_code == "fi", "Only finland is supported"
>
> year = dt.year
>
> # start and end of summer time in finland
> start = datetime.datetime(year, 3, 31, 3, 0)
> end = datetime.datetime(year, 10, 31, 3, 0)
>
> start_sunday = first_sunday(start)
> end_sunday = first_sunday(end)
>
> if dt > start_sunday and dt < end_sunday:
> return 3
> else:
> return 2
>
> On Nov 14, 8:47 am, 风笑雪 <[email protected]> wrote:
>
> > You can create an timezone object:
>
> >http://groups.google.com/group/google-appengine-python/browse_thread/...
>
> > 2009/11/14 deostroll <[email protected]>:
>
> > > Hi,
>
> > > I was just wondering how you can get the exact IST time...? When it
> > > comes to the cloud how is all this managed?
>
> > > --deostroll
>
> > > --
>
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>
>
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