tree 0cbed18a0d99cc0a137a5f3cb49aa5c4f8c337c7
parent 20ae035cb40a30bc19fd099f2647129cc2083ccd
author Takashi Kajinami <kajinamit@oss.nttdata.com> 1729770907 +0900
committer Takashi Kajinami <kajinamit@oss.nttdata.com> 1730121124 +0000

Remove support for Pyton 3.8 and older

Python 3.6 and 3.7 are not supported any of active stable branches now,
so no longer need to be supported.

Also remove Python 3.8 support according to [1].

[1]
https://lists.openstack.org/archives/list/openstack-discuss@lists.openstack.org/thread/FOWV4UQZTH4DPDA67QDEROAESYU5Z3LE/

Also add a few new versions currently tested.

Change-Id: I9d2fb3476f9fbbc7ae4e3c787e4dc7d69b93e6bf