Comment 11 for bug 1913482

tzdata verification for focal:

bdmurray@clean-focal-amd64:~$ zdump -v Africa/Juba | grep 2021
bdmurray@clean-focal-amd64:~$ sudo apt-get install tzdata
[sudo] password for bdmurray:
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be upgraded:
  tzdata
1 upgraded, 0 newly installed, 0 to remove and 30 not upgraded.
Need to get 295 kB of archives.
After this operation, 0 B of additional disk space will be used.
Get:1 http://192.168.10.7/ubuntu focal-proposed/main amd64 tzdata all 2021a-0ubuntu0.20.04 [295 kB]
Fetched 295 kB in 0s (9,897 kB/s)
Preconfiguring packages ...
(Reading database ... 223660 files and directories currently installed.)
Preparing to unpack .../tzdata_2021a-0ubuntu0.20.04_all.deb ...
Unpacking tzdata (2021a-0ubuntu0.20.04) over (2020f-0ubuntu0.20.04.1) ...
Setting up tzdata (2021a-0ubuntu0.20.04) ...

Current default time zone: 'America/Los_Angeles'
Local time is now: Thu Jan 28 09:33:43 PST 2021.
Universal Time is now: Thu Jan 28 17:33:43 UTC 2021.
Run 'dpkg-reconfigure tzdata' if you wish to change it.

bdmurray@clean-focal-amd64:~$ zdump -v Africa/Juba | grep 2021
Africa/Juba Sun Jan 31 20:59:59 2021 UT = Sun Jan 31 23:59:59 2021 EAT isdst=0 gmtoff=10800
Africa/Juba Sun Jan 31 21:00:00 2021 UT = Sun Jan 31 23:00:00 2021 CAT isdst=0 gmtoff=7200

verification of the icu-data change:

bdmurray@clean-focal-amd64:~$ python3 -c "from datetime import datetime; from icu import ICUtzinfo, TimeZone; tz = ICUtzinfo(TimeZone.create
TimeZone('Africa/Juba')); print(str(tz.utcoffset(datetime(2021, 2, 1))))"
2:00:00