Merge "Update jobs according to tested runtimes for 2027.1"

.zuul.d/base.yaml

@@ -1,6 +1,6 @@
 - job:
     name: horizon-openstack-tox-base
-    parent: openstack-tox-py313
+    parent: openstack-tox-py314
     irrelevant-files:
       - ^.*\.rst$
       - ^doc/.*$

.zuul.d/django-jobs.yaml

@@ -16,11 +16,6 @@
 
     pre-run: playbooks/horizon-tox-django/pre.yaml
     run: playbooks/horizon-tox-django/run.yaml
-    vars:
-      tox_envlist: py313
-      # The following should match the base openstack-tox-pyNN job.
-      bindep_profile: test py313
-      python_version: "3.13"
     required-projects:
       - name: openstack/horizon
 
@@ -31,6 +26,13 @@
     parent: horizon-tox-python3-django
     vars:
       django_version: '>=4.2,<4.3'
+      # NOTE(tkajinam): Django 4.2 is not compatible with Python 3.14 so
+      # Python 3.13 is used here. We should remove Django 4.2 job entirely
+      # later because it reached its EOL in April 2026.
+      tox_envlist: py313
+      bindep_profile: test py313
+      python_use_pyenv: false
+      python_version: "3.13"
 
 - job:
     name: horizon-tox-python3-django52
@@ -55,7 +57,7 @@
         # sentinel to make this project template valid even when we support
         # only one version of Django used as the default.  Zuul project
         # template configuration requires at least one job included.
-        - openstack-tox-py313
+        - openstack-tox-py314
         # Let's keep at least one job as a template even when we support
         # only one version of Django covered by the default job.
         # Just comment it out for such case.
@@ -65,6 +67,6 @@
     gate:
       jobs:
         # Default python job in openstack-python3-jobs(-horizon)
-        - openstack-tox-py313
+        - openstack-tox-py314
         - horizon-tox-python3-django42
         - horizon-tox-python3-django52