[tz] More prominent/consistent record of rule change notification date?

Bavin Notn notnbavin at gmail.com
Tue May 2 03:33:46 UTC 2023


On Mon, 05/01/2023 at 2:09 PM, Brian Inglis via tz <tz at iana.org> wrote:

> On 2023-05-01 07:28, Jan Harris via tz wrote:
> > Greetings
> >
> > I deal with getting the TZ updates rolled out for IBM AIX. As we all
> know,
> > sometimes IANA is notified in the eleventh hour, and it is not feasible
> for AIX
> > to deliver fixes in a matter of weeks (or less)
> >
> > Take Egypt, for example.  For good reason, IANA did initiate a new build
> on
> > March 1, as discussed in this thread
> > <https://mm.icann.org/pipermail/tz/2023-March/032683.html>. /(Even if
> they did,
> > it would have been a tight schedule for AIX to have ready mid April.) /
> >
> > I certainly appreciate the emphasis on notifications, placed in the IANA
> article.
> >
> > /*How Time Zones Are Coordinated*
> > <
> https://www.icann.org/en/blogs/details/how-time-zones-are-coordinated-13-03-2023-en
> >/
> >
> >       o /
> https://www.icann.org/en/blogs/details/how-time-zones-are-coordinated-13-03-2023-en
> <
> https://www.icann.org/en/blogs/details/how-time-zones-are-coordinated-13-03-2023-en
> >/
> >
> > I have incorporated this message in to our AIX TZ documentation.
> >
> > We usually see some attribution to the notification in the NEWS
> >
> > /       Starting in 2023, Egypt will observe DST from April's last
> Friday/
> >
> > /       through October's last Thursday.  (Thanks to Ahmad ElDardiry.)/
> >
> > /       Assume the transition times are 00:00 and 24:00, respectively./
> >
> > I think it would be helpful if there was a clear record of *WHEN* IANA
> is
> > officially notified of TZ changes, so users could understand this is the
> result
> > of their government changes, and notification processes, it is not a
> "defect" in
> > how IANA or vendors roll out these updates.  I do realize that sometimes
> > “official” notifications seems to be that someone submitted a more
> formal
> > government reference, instead of a news article. Maybe just an indicator
> of when
> > the group is provided such official confirmation.
>
> Depends on what you call official?
>
> Check the experimental repository data file e.g.
>
>         https://github.com/eggert/tz/blob/main/africa
>
> comments for the country changes preceding the rules and zones lines, or
> the
> dates of the commits in the history affecting e.g.
>
>         https://github.com/eggert/tz/commits/main/africa
>
>
> https://github.com/eggert/tz/commit/dcd8cbed23201416cbd3bbf43f669737693282d7
>
>
> https://github.com/eggert/tz/commit/1dd5133c04707a454e275032f6264b03f267638b
>
> Most official .eg gov web site access is blocked from outside Egypt,
> perhaps
> inside also?
>
> Most other countries' governments post official notices on their sites and
> often
> have links to relevant regulations, decrees, or laws, or at least name
> them, so
> they can be searched and referred to directly if available online.
>
> --
> Take care. Thanks, Brian Inglis              Calgary, Alberta, Canada
>
> La perfection est atteinte                   Perfection is achieved
> non pas lorsqu'il n'y a plus rien à ajouter  not when there is no more to
> add
> mais lorsqu'il n'y a plus rien à retirer     but when there is no more to
> cut
>                                  -- Antoine de Saint-Exupéry
>
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