Drop py9 and dj50

Author: codingjoe

.github/workflows/ci.yml

@@ -66,25 +66,13 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
         django-version:
           - "4.2"
-          - "5.0"
           - "5.1"
-        exclude:
-          # See https://docs.djangoproject.com/en/dev/faq/install/#what-python-version-can-i-use-with-django
-          - django-version: "4.2"
-            python-version: "3.13"
-          - django-version: "5.0"
-            python-version: "3.9"
-          - django-version: "5.0"
-            python-version: "3.13"
-          - django-version: "5.1"
-            python-version: "3.9"
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4

pyproject.toml

@@ -20,18 +20,16 @@ classifiers = [
   "Programming Language :: Python",
   "Programming Language :: Python :: 3",
   "Programming Language :: Python :: 3 :: Only",
-  "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",
   "Framework :: Django",
   "Framework :: Django :: 4.2",
-  "Framework :: Django :: 5.0",
   "Framework :: Django :: 5.1",
   "Topic :: Software Development",
 ]
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 dependencies = [
   "django>=4.2",
   "django-appconf>=0.6.0"