Drop support for python 3.9 and 3.10

Hibiscus (2026.2) PTI points to 3.11 as lowest version [1].

Make sure relevant jobs are triggered by tox.ini changes.

[1]: https://governance.openstack.org/tc/reference/runtimes/2026.2.html

Change-Id: I5ee2ba55316fbad5dab6d63131950b3242df9314
Signed-off-by: Michal Nasiadka <mnasiadka@gmail.com>

.zuul.d/jobs.yaml

@@ -40,7 +40,9 @@
       Run test for requirements project.
 
       Uses tox with the ``py311-check-uc`` environment.
-    files: ^upper-constraints.*txt$
+    files:
+      - ^upper-constraints.*txt$
+      - ^tox.ini
     vars:
       tox_envlist: py311-check-uc
 - job:
@@ -50,7 +52,9 @@
       Run test for requirements project.
 
       Uses tox with the ``py312-check-uc`` environment.
-    files: ^upper-constraints.*txt$
+    files:
+      - ^upper-constraints.*txt$
+      - ^tox.ini
     vars:
       tox_envlist: py312-check-uc
 - job:
@@ -60,7 +64,9 @@
       Run test for requirements project.
 
       Uses tox with the ``py313-check-uc`` environment.
-    files: ^upper-constraints.*txt$
+    files:
+      - ^upper-constraints.*txt$
+      - ^tox.ini
     vars:
       tox_envlist: py313-check-uc
 

.zuul.d/project.yaml

@@ -14,7 +14,6 @@
         - requirements-tox-babel
         - requirements-tox-bindep:
             voting: false
-        - requirements-tox-py310-check-uc
         - requirements-tox-py311-check-uc
         - requirements-tox-py312-check-uc
         - requirements-tox-py313-check-uc

pyproject.toml

@@ -11,7 +11,7 @@ authors = [
 readme = {file = "README.rst", content-type = "text/x-rst"}
 license = {text = "Apache-2.0"}
 dynamic = ["version", "dependencies"]
-requires-python = ">=3.9"
+requires-python = ">=3.11"
 classifiers = [
   "Environment :: OpenStack",
   "Intended Audience :: Developers",
@@ -19,8 +19,6 @@ classifiers = [
   "Operating System :: POSIX :: Linux",
   "Programming Language :: Python",
   "Programming Language :: Python :: 3",
-  "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",

tox.ini

@@ -11,12 +11,7 @@ deps =
 commands =
   stestr run {posargs}
 
-[testenv:py310-check-uc]
-basepython = python3.10
-skip_install = true
-# For now we need something due to an issue in the tox_install_sibling_packages
-# AnseibleModule
-deps = setuptools
+[check-uc]
 commands = python -m pip install --dry-run -r{toxinidir}/upper-constraints.txt
 
 [testenv:py311-check-uc]
@@ -25,7 +20,7 @@ skip_install = true
 # For now we need something due to an issue in the tox_install_sibling_packages
 # AnseibleModule
 deps = setuptools
-commands = {[testenv:py310-check-uc]commands}
+commands = {[check-uc]commands}
 
 [testenv:py312-check-uc]
 basepython = python3.12
@@ -33,7 +28,7 @@ skip_install = true
 # For now we need something due to an issue in the tox_install_sibling_packages
 # AnseibleModule
 deps = setuptools
-commands = {[testenv:py310-check-uc]commands}
+commands = {[check-uc]commands}
 
 [testenv:py313-check-uc]
 basepython = python3.13
@@ -41,7 +36,7 @@ skip_install = true
 # For now we need something due to an issue in the tox_install_sibling_packages
 # AnseibleModule
 deps = setuptools
-commands = {[testenv:py310-check-uc]commands}
+commands = {[check-uc]commands}
 
 [testenv:venv]
 commands = {posargs}
@@ -54,7 +49,7 @@ description = Regenerates upper-constraints.txt
 deps =
   -r{toxinidir}/requirements.txt
   -r{toxinidir}/test-requirements.txt
-commands = generate-constraints {posargs: -d denylist.txt -r global-requirements.txt -p python3.9 -p python3.10 -p python3.11 -p python3.12 -p python3.13 > upper-constraints.txt}
+commands = generate-constraints {posargs: -d denylist.txt -r global-requirements.txt -p python3.11 -p python3.12 -p python3.13 > upper-constraints.txt}
 
 [testenv:validate]
 allowlist_externals =