Updated minimum supported Python and Django versions (#216)

Python 3.8+
Django 4.2+

.github/workflows/test.yml

@@ -9,20 +9,17 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.8', '3.9', '3.10']
-        django-version: ['3.2', '4.2', 'main']
+        python-version: ['3.10', '3.11', '3.12']
+        django-version: ['4.2', '5.0', '5.1', 'main']
         include:
-          - python-version: '3.7'
-            django-version: '3.2'
-        exclude:
           - python-version: '3.8'
-            django-version: 'main'
+            django-version: '4.2'
           - python-version: '3.9'
-            django-version: 'main'
+            django-version: '4.2'
 
     services:
       postgres:
-        image: postgres:13
+        image: postgres:16
         env:
           POSTGRES_USER: postgres
           POSTGRES_PASSWORD: postgres
@@ -36,12 +33,13 @@ jobs:
           --health-retries 5
 
       mariadb:
-        image: mariadb:10
+        image: mariadb:11.4
         env:
-          MYSQL_ROOT_PASSWORD: mysql
-          MYSQL_DATABASE: mysql
+          MARIADB_USER: root
+          MARIADB_ROOT_PASSWORD: mysql
+          MARIADB_DATABASE: mysql
         options: >-
-          --health-cmd "mysqladmin ping"
+          --health-cmd "healthcheck.sh --connect --innodb_initialized"
           --health-interval 10s
           --health-timeout 5s
           --health-retries 5

requirements.txt

@@ -1,4 +1,5 @@
-coverage==7.2.2
-isort==5.12.0
-pycodestyle==2.10.0
-pylint-django==2.5.3
+coverage==7.6.1
+isort==5.13.2
+pycodestyle==2.12.1
+pylint-django==2.5.5
+setuptools

runtests.py

@@ -17,12 +17,6 @@
 def runtests(*args):
     warnings.filterwarnings("ignore", module="distutils")
 
-    # Ignore a python 3.6 DeprecationWarning in ModelBase.__new__ that isn't
-    # fixed in Django 1.x
-    if sys.version_info > (3, 6) and django.VERSION < (2,):
-        warnings.filterwarnings(
-            "ignore", "__class__ not set defining", DeprecationWarning)
-
     test_apps = list(args or DEFAULT_TEST_APPS)
     print([sys.argv[0], 'test', '--verbosity=1'] + test_apps)
     execute_from_command_line([sys.argv[0], 'test', '--verbosity=1'] + test_apps)

setup.py

@@ -45,8 +45,9 @@ def read(filename):
         'Development Status :: 5 - Production/Stable',
         'Environment :: Web Environment',
         'Framework :: Django',
-        'Framework :: Django :: 3.2',
-        'Framework :: Django :: 4.0',
+        'Framework :: Django :: 4.2',
+        'Framework :: Django :: 5.0',
+        'Framework :: Django :: 5.1',
         'Intended Audience :: Developers',
         'License :: OSI Approved :: BSD License',
         'Natural Language :: English',
@@ -56,5 +57,7 @@ def read(filename):
         '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',
     ],
 )

sortedm2m/fields.py

@@ -39,6 +39,11 @@ def get_queryset(self):
                 queryset = super().get_queryset()
                 return self._apply_rel_ordering(queryset)
 
+        def get_prefetch_querysets(self, instances, queryset=None):
+            # Apply the same ordering for prefetch ones
+            result = super().get_prefetch_querysets(instances, queryset)
+            return (self._apply_rel_ordering(result[0]),) + result[1:]
+
         def get_prefetch_queryset(self, instances, queryset=None):
             # Apply the same ordering for prefetch ones
             result = super().get_prefetch_queryset(instances, queryset)

sortedm2m_tests/test_base.py

@@ -250,7 +250,7 @@ def set_up_test_model(
         # Make the "current" state.
         model_options = {
             "swappable": "TEST_SWAP_MODEL",
-            "index_together": [["weight", "pink"]] if index_together else [],
+            "indexes": models.Index(fields=["weight", "pink"]) if index_together else [],
             "unique_together": [["pink", "weight"]] if unique_together else [],
         }
         if options:

tox.ini

@@ -1,31 +1,34 @@
 [tox]
 envlist =
-    {py37,py38,py39,py310}-django32-{sqlite3,mysql,postgresql}
-    {py38,py39,py310}-django{42,main}-{sqlite3,mysql,postgresql}
+    {py38,py39,py310,py311,py312}-django42-{sqlite3,mysql,postgresql}
+    {py310,py311,py312}-django{50,51,main}-{sqlite3,mysql,postgresql}
     quality
     dist-validation
     qunit
 
 [gh-actions]
 python =
-  3.7: py37
   3.8: py38
   3.9: py39
   3.10: py310
+  3.11: py311
+  3.12: py312
 
 [gh-actions:env]
 DJANGO =
-    3.2: django32
     4.2: django42
+    5.0: django50
+    5.1: django51
     main: djangomain
 
 [testenv]
 deps =
     coverage
     mysql: mysqlclient
     postgresql: psycopg2-binary
-    django32: Django>=3.2,<3.3
     django42: Django>=4.2,<4.3
+    django50: Django>=5.0,<5.1
+    django51: Django>=5.1,<5.2
     djangomain: https://github.com/django/django/archive/main.tar.gz
 ignore_outcome =
     main: True
@@ -49,7 +52,7 @@ commands =
 
 [testenv:quality]
 deps =
-    Django>=3.2,<4.0
+    Django>=5.1,<5.2
     selenium<4.0
     psycopg2-binary
     -rrequirements.txt
@@ -60,13 +63,14 @@ commands =
 
 [testenv:dist-validation]
 deps =
+    setuptools
     twine>=3.1.1
 commands =
     python setup.py sdist
     twine check dist/*
 
 [testenv:qunit]
-deps = selenium<4.0
+deps = selenium<5.0
 allowlist_externals =
     timeout
-commands = timeout 20 xvfb-run python test_project/qunit-runner.py
+commands = timeout 20 python test_project/qunit-runner.py