[Info-vax] EU will abandon daylight savings time in 2021

[Jan-Erik Söderholm]

Den 2019-04-05 kl. 02:02, skrev Arne Vajhøj:
> On 4/4/2019 6:08 AM, Jan-Erik Söderholm wrote:
>> Den 2019-04-04 kl. 03:27, skrev Arne Vajhøj:
>>> On 4/3/2019 1:37 PM, Jan-Erik Söderholm wrote:
>>>>                        We have some local timestamps that has to be
>>>> converted to GMT/UTC before sent to another system, and these are both
>>>> from "winter time" and "summer time". We can of course hardcode the
>>>> dates for the switches and compare, but it would be nice if the rule
>>>> could be used...
>>>
>>> What do you have and what do you need to convert it to?
>>
>> An INTEGER "date" with format YYYYMMDD, ag 20190404 for today.
>>
>> A SMALLINT "time" with format HMM or HHMM, range from 1 (one minute
>> after midnight) to 2359 (one minute before midnight). I guess
>> it could be zero also for the first minute after midnight, but
>> the system is having it's night-batch windows then.
>>
>> These two are in Swedish local time (winter or summer time).
>>
>> The target system uses Unix Epoch format (seconds since some date).
> 
> I am not a Python expert, but it looks like:
> 
> from datetime import date
> import time
> 
> v = 20190404
> d = date(v / 10000, (v / 100)  % 100, v % 100)
> t = time.mktime(d.timetuple())
> 
> works for the first conversion.
> 
> Arne

No poblem, we have that part since some time. But to a
epoch time in local time, not to GMT/UTC.