Confusing datetime.datetime

Damjan gdamjan at gmail.com
Sun Jul 8 17:49:39 EDT 2012


> Because x1 and x2 have different time zones.
>
> The tzinfo field in x2 is equal to TZ and has a UTC offset of 1 hour.
> The tzinfo field in x1 contains the DST version of that timezone,
> with a UTC offset of 2 hours, because Skopje is currently on DST.
>
> I think you want:
>
> x2 = TZ.localize(datetime(x1.year, x1.month, x1.day))
>
> That produces a datetime with the year, month and day set as indicated
> and tzinfo set to the correct UTC offset for that date, at 00:00 hours.
>
> Or maybe you need:
>
> x2 = TZ.localize(datetime(x1.year, x1.month, x1.day, 12))
> x2 = x2.replace(hour=0)
>
> That determines whether DST should be on at noon, and then resets the
> hour field to zero.  This produces the same outcome as the one liner,
> except on days when DST is switched on or off.


Thanks, I think this will help me.

Although these issues seem very much underdocumented in the datetime 
documentation. Are there any good references of using good times in Python?



-- 
damjan




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