Update index definition to be compatible with Django 5

.github/workflows/ci.yml

@@ -11,21 +11,21 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        django-version: [2.2.27, 3.2.12, 4.0.2]
+        django-version: [4.2.20, 5.1.9, 5.2.1]
 
     steps:
       - uses: actions/checkout@v2
-      - name: Set up Python 3.9
+      - name: Set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: "3.9"
+          python-version: "3.12"
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
           pip install -q Django==${{ matrix.django-version }} flake8 coverage djangorestframework
       - name: Lint with flake8
         run: |
-          flake8 --exclude vote/migrations/* vote
+          flake8 --exclude "vote/migrations/*" vote
       - name: Test with coverage
         run: |
           coverage run runtests.py

runtests.py

@@ -28,6 +28,7 @@
             "django.contrib.sessions.middleware.SessionMiddleware",
             "django.contrib.auth.middleware.AuthenticationMiddleware",
         ],
+        DEFAULT_AUTO_FIELD='django.db.models.BigAutoField',
         TEMPLATES=[
             {
                 "BACKEND": "django.template.backends.django.DjangoTemplates",

setup.py

@@ -27,14 +27,9 @@
         "License :: OSI Approved :: Apache Software License",
         "Environment :: Web Environment",
         "Framework :: Django",
-        "Framework :: Django :: 1.7",
-        "Framework :: Django :: 1.8",
-        "Framework :: Django :: 1.9",
-        "Framework :: Django :: 1.10",
-        "Framework :: Django :: 2.0",
-        "Framework :: Django :: 3.0",
-        "Framework :: Django :: 4.0",
-        "Programming Language :: Python :: 2.7",
+        "Framework :: Django :: 4.2",
+        "Framework :: Django :: 5.1",
+        "Framework :: Django :: 5.2",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",

vote/migrations/0001_squashed_0005_alter_vote_id.py

@@ -0,0 +1,34 @@
+# Generated by Django 4.2.5 on 2025-12-01 14:57
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('vote', '0001_initial'), ('vote', '0002_auto_20161229_1022'), ('vote', '0003_vote_action'), ('vote', '0004_auto_20170110_1150'), ('vote', '0005_alter_vote_id')]
+
+    initial = True
+
+    dependencies = [
+        ('auth', '__first__'),
+        ('contenttypes', '__first__'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Vote',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('user_id', models.BigIntegerField()),
+                ('object_id', models.PositiveIntegerField()),
+                ('create_at', models.DateTimeField(auto_now_add=True)),
+                ('content_type', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='contenttypes.contenttype')),
+                ('action', models.PositiveSmallIntegerField(default=0)),
+            ],
+            options={
+                'unique_together': {('user_id', 'content_type', 'object_id', 'action')},
+                'index_together': {('content_type', 'object_id')},
+            },
+        ),
+    ]

vote/migrations/0005_rename_vote_content_type_object_id_vote_vote_content_a520b4_idx_and_more.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.5 on 2025-04-17 07:15
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('vote', '0004_auto_20170110_1150'),
+    ]
+
+    operations = [
+        migrations.RenameIndex(
+            model_name='vote',
+            new_name='vote_vote_content_a520b4_idx',
+            old_fields=('content_type', 'object_id'),
+        ),
+    ]

vote/models.py

@@ -38,7 +38,7 @@ class Vote(models.Model):
 
     class Meta:
         unique_together = ('user_id', 'content_type', 'object_id', 'action')
-        index_together = ('content_type', 'object_id')
+        indexes = [models.Index(fields=["content_type", "object_id"])]
 
     @classmethod
     def votes_for(cls, model, instance=None, action=UP):