[Datetime-SIG] Calendar vs timespan calculations...

Ethan Furman ethan at stoneleaf.us
Sat Aug 1 22:51:31 CEST 2015

On 08/01/2015 12:58 PM, Alexander Belopolsky wrote:
> On Sat, Aug 1, 2015 at 3:40 PM, Ethan Furman wrote:

>> If this new 'strict' support still has buggy behaviour around time shifts,
>> why are we bothering?
> Because the new 'strict' way of dealing with timezones and datetime
> arithmetics will become our "gold standard" and we will not tolerate
> buggy behavior even in the corner cases?

I have no doubt that adding and subtracting strict dt's will behave appropriately.

I just also think that part our "gold standard" is refusing the temptation to guess what the result should have been when handed a non-strict dt that is either ambiguous or non-existent.


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