Add py313 testing and drop EOL python versions

Change-Id: Ib8b74a5fe6c571a6dd55158bd41eb14422a3da5c
Signed-off-by: Goutham Pacha Ravi <gouthampravi@gmail.com>

.zuul.d/project.yaml

@@ -3,19 +3,17 @@
       - build-openstack-docs-pti
     check:
       jobs:
-        - openstack-tox-py38
-        - openstack-tox-py39
         - openstack-tox-py310
+        - openstack-tox-py313
         - openstack-tox-linters
         - election-tox-ci-checks-review
         - election-tox-ci-checks-election
     gate:
       jobs:
-        - openstack-tox-py38
-        - openstack-tox-py39
         - openstack-tox-py310
+        - openstack-tox-py313
         - openstack-tox-linters
         - election-tox-ci-checks-election
     promote:
       jobs:
-        - promote-governance-election
+        - promote-governance-election

requirements.txt

@@ -4,7 +4,6 @@
 pytz>=2013.6 # MIT
 PyYAML>=3.10 # MIT
 requests>=2.14.2 # Apache-2.0
-ndg-httpsclient>=0.4.2;python_version<'3.0' # BSD
 PrettyTable<0.8,>=0.7.1 # BSD
 docutils>=0.11 # OSI-Approved Open Source, Public Domain
 Jinja2>=2.10 # BSD License (3 clause)

setup.cfg

@@ -5,6 +5,7 @@ description_file = README.rst
 author = OpenStack Election Officials
 author_email = openstack-discuss@lists.openstack.org
 home_page = https://governance.openstack.org/election/
+python_requires = >=3.10
 classifier =
     Environment :: OpenStack
     Intended Audience :: Information Technology
@@ -13,9 +14,10 @@ classifier =
     Operating System :: POSIX :: Linux
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.8
-    Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
+    Programming Language :: Python :: 3.11
+    Programming Language :: Python :: 3.12
+    Programming Language :: Python :: 3.13
 
 [files]
 packages =

tox.ini

@@ -10,9 +10,6 @@ basepython = python3
 setenv = VIRTUAL_ENV={envdir}
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
-# NOTE: If py35 fails with "db type could not be determined", delete
-# .testrepository and try again. Running py35 before py27 is OK, but not the
-# other way around. See: https://bugs.launchpad.net/testrepository/+bug/1212909
 commands = stestr run --slowest {posargs}
 
 [testenv:linters]