Add support for Python 3.14, drop support for Python 3.9

.github/workflows/ci.yml

@@ -3,20 +3,22 @@ on: pull_request
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
   cancel-in-progress: true
+permissions:
+  contents: read
 jobs:
   matrix:
     name: Build test matrix
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           persist-credentials: false
           ref: ${{ github.event.pull_request.head.sha }}
       - name: Setup Python
         uses: actions/setup-python@v6
         with:
-          python-version: "3.13"
+          python-version: "3.14"
           cache: "pip"
           cache-dependency-path: "requirements/*.txt"
       - name: Run tox
@@ -37,7 +39,7 @@ jobs:
       fail-fast: false
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           persist-credentials: false
           ref: ${{ github.event.pull_request.head.sha }}
@@ -58,15 +60,15 @@ jobs:
           pip install $(grep -E "^(tox|tox-uv)==" requirements/local.txt)
           tox -e ${{ matrix.tox_env }}
       - name: Upload coverage data
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: coverage-data-${{ matrix.tox_env }}
           include-hidden-files: true
           path: .coverage.*
           if-no-files-found: ignore
     services:
       postgres:
-        image: postgres:17-alpine
+        image: postgres:18-alpine
         env:
           POSTGRES_PASSWORD: password
         ports:
@@ -80,17 +82,17 @@ jobs:
     if: always()
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           persist-credentials: false
           ref: ${{ github.event.pull_request.head.sha }}
       - name: Setup Python
         uses: actions/setup-python@v6
         with:
-          python-version: "3.13"
+          python-version: "3.14"
           cache: "pip"
           cache-dependency-path: "requirements/*.txt"
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v8
         with:
           pattern: coverage-data-*
           merge-multiple: true

.github/workflows/publish.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v6
         with:
-          python-version: "3.13"
+          python-version: "3.14"
       - name: Build packages
         run: |
           pip install -r requirements/testing.txt

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2019-2025, Developer Society Limited
+Copyright (c) 2019-2026, Developer Society Limited
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

pyproject.toml

@@ -4,7 +4,7 @@ version = '0.2'
 description = 'Django Postgres Lock'
 readme = 'README.md'
 maintainers = [{ name = 'The Developer Society', email = 'studio@dev.ngo' }]
-requires-python = '>= 3.9'
+requires-python = '>= 3.10'
 dependencies = [
   'Django>=3.2',
 ]
@@ -19,11 +19,11 @@ classifiers = [
   'Operating System :: OS Independent',
   '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',
+  'Programming Language :: Python :: 3.14',
 ]
 
 [project.urls]
@@ -41,7 +41,7 @@ include = ['postgres_lock*']
 
 [tool.ruff]
 line-length = 99
-target-version = 'py39'
+target-version = 'py310'
 
 [tool.ruff.lint]
 extend-select = [

requirements/local.txt

@@ -1,7 +1,7 @@
 -r testing.txt
 
-bump-my-version==1.2.2
+bump-my-version==1.3.0
 Django>=5.2,<6.0
-psycopg==3.2.10
-tox==4.30.2
-tox-uv==1.28.0
+psycopg==3.3.3
+tox==4.51.0
+tox-uv==1.33.4

requirements/testing.txt

@@ -1,6 +1,6 @@
-build==1.3.0
-check-wheel-contents==0.6.1
-coverage==7.10.6
-pipdeptree==2.28.0
-ruff==0.13.0
+build==1.4.2
+check-wheel-contents==0.6.3
+coverage==7.13.5
+pipdeptree==2.34.0
+ruff==0.15.8
 twine==6.2.0

tox.ini

@@ -2,9 +2,9 @@
 envlist =
     check
     lint
-    py{39,310}-django3.2
-    py{39,310,311,312}-django4.2
-    py{310,311,312,313}-django5.2
+    py310-django3.2
+    py{310,311,312}-django4.2
+    py{310,311,312,313,314}-django5.2
     coverage
 no_package = true
 
@@ -22,13 +22,13 @@ commands = make test
 package = editable
 
 [testenv:check]
-basepython = python3.13
+basepython = python3.14
 commands = make check
 
 [testenv:lint]
-basepython = python3.13
+basepython = python3.14
 commands = make lint
 
 [testenv:coverage]
-basepython = python3.13
+basepython = python3.14
 commands = make coverage-report