[Python-Dev] Status on PEP-431 Timezones

ISAAC J SCHWABACHER ischwabacher at wisc.edu
Sat Jul 25 07:21:40 CEST 2015

> From: Tim Peters <tim.peters at gmail.com>
> Sent: Saturday, July 25, 2015 00:14
> Cc: Alexander Belopolsky; Lennart Regebro; Python-Dev
> Subject: Re: [Python-Dev] Status on PEP-431 Timezones

> [Tim]
> >> The formulas only produced approximations, and then
> >> rounded to 5-second boundaries because the tz data format didn't have
> >> enough bits.

> [ISAAC J SCHWABACHER <ischwabacher at wisc.edu>]
> > Little known fact: if you have a sub-minute-resolution UTC offset when a
> > leap second hits, it rips open a hole in the space-time continuum and
> > you find yourself in New Netherlands.

> Tell me about it!  Last time that happened I had to grow stinking
> tulips for 3 years to get enough money to sail back home.  I'll never
> use a sub-minute-resolution UTC offset again ;-)

I meant this one: https://what-if.xkcd.com/54/ :)


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