Update support matrices

- Drop support for Python 3.8
- Drop support for Django < 4.2 LTS
- Add support for Python 3.12
- Test on Django 5.0
- Drop support for unsupported versions of Postgres, MariaDB, MySQL

.github/workflows/ci.yml

@@ -23,11 +23,11 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
 
     services:
       postgres:
-        image: postgres:12
+        image: postgres:16
         env:
           POSTGRES_PASSWORD: djstripe
           POSTGRES_DB: djstripe
@@ -39,7 +39,7 @@ jobs:
           --health-timeout 5s
           --health-retries 5
       mysql:
-        image: mysql:8.0
+        image: mysql:8.3
         env:
           MYSQL_ROOT_PASSWORD: djstripe
           MYSQL_DATABASE: djstripe
@@ -52,7 +52,7 @@ jobs:
           --health-retries 5
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: ./.github/install_poetry_action
         with:

.github/workflows/codeql-analysis.yml

@@ -25,11 +25,11 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v2
+        uses: github/codeql-action/init@v3
         with:
           languages: ${{ matrix.language }}
           # If you wish to specify custom queries, you can do so here or in a config file.
@@ -40,7 +40,7 @@ jobs:
       # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
       # If this step fails, then you should remove it and run the build manually (see below)
       - name: Autobuild
-        uses: github/codeql-action/autobuild@v2
+        uses: github/codeql-action/autobuild@v3
 
       # ℹ️ Command-line programs to run using the OS shell.
       # 📚 https://git.io/JvXDl
@@ -54,4 +54,4 @@ jobs:
       #   make release
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v2
+        uses: github/codeql-action/analyze@v3

.github/workflows/docs.yml

@@ -19,12 +19,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: ./.github/install_poetry_action
         with:
             POETRY_VERSION: ${{ env.POETRY_VERSION }}
-            python_version: "3.11"
+            python_version: "3.12"
 
       - name: Install dependencies
         run: poetry install --with docs

.github/workflows/linting.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     services:
       postgres:
-        image: postgres:12
+        image: postgres:16
         env:
           POSTGRES_PASSWORD: djstripe
           POSTGRES_DB: djstripe
@@ -30,12 +30,12 @@ jobs:
           --health-retries 5
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: ./.github/install_poetry_action
         with:
             POETRY_VERSION: ${{ env.POETRY_VERSION }}
-            python_version: "3.11"
+            python_version: "3.12"
 
       - name: Install pre-commit
         run: poetry install --with dev -E postgres

.pre-commit-config.yaml

@@ -14,12 +14,12 @@ repos:
       - id: trailing-whitespace
 
   - repo: https://github.com/psf/black
-    rev: "23.3.0"
+    rev: "24.4.1"
     hooks:
       - id: black
 
   - repo: https://github.com/timothycrosley/isort
-    rev: "5.12.0"
+    rev: "5.13.2"
     hooks:
       - id: isort
 

.readthedocs.yml

@@ -6,7 +6,7 @@ mkdocs:
   configuration: mkdocs.yml
 
 python:
-  version: "3.11"
+  version: "3.12"
   install:
     - method: pip
       path: .

docs/README.md

@@ -32,10 +32,10 @@ The full documentation is available [on Read the Docs](https://dj-stripe.github.
 
 ## Requirements
 
--   Django >=3.2
--   Python >=3.8
--   PostgreSQL engine (recommended) >=9.6
--   MySQL engine: MariaDB >=10.2 or MySQL >=5.7
+-   Django >=4.2
+-   Python >=3.9
+-   PostgreSQL engine (recommended) >=12
+-   MySQL engine: MariaDB >=10.5 or MySQL >=8.0
 -   SQLite: Not recommended in production. Version >=3.26 required.
 
 ## Installation

docs/usage/using_with_docker.md

@@ -16,7 +16,7 @@ volumes:
 services:
 
   db:
-    image: postgres:12
+    image: postgres:16
     volumes:
       - postgres-data:/var/lib/postgresql/data
     environment:

pyproject.toml

@@ -18,10 +18,8 @@ classifiers = [
     "Topic :: Office/Business :: Financial",
     "Topic :: Software Development :: Libraries :: Python Modules",
     "Framework :: Django",
-    "Framework :: Django :: 3.2",
-    "Framework :: Django :: 4.0",
-    "Framework :: Django :: 4.1",
     "Framework :: Django :: 4.2",
+    "Framework :: Django :: 5.0",
 ]
 
 packages = [{ include = "djstripe" }]
@@ -33,20 +31,20 @@ exclude = ["manage.py"]
 
 
 [tool.poetry.dependencies]
-python = "^3.8.0"
-django = ">=3.2"
+python = "^3.9.0"
+django = ">=4.2"
 stripe = ">=8.0.0"
 psycopg2 = { version = "^2.8.5", optional = true }
 mysqlclient = { version = ">=1.4.0", optional = true }
 
 [tool.poetry.group.dev]
 optional = true
 [tool.poetry.group.dev.dependencies]
-black = ">=23.3.0"
-isort = ">=5.12.0"
+black = ">=24.4.1"
+isort = ">=5.13.2"
 pytest = ">=7.3.1"
 pytest-django = ">=4.5.2"
-mypy = ">=1.2.0"
+mypy = ">=1.10.0"
 
 # flake8 = ">=5.0.4"
 # Why is flake8 commented out?
@@ -95,7 +93,7 @@ mypy = ">=1.2.0"
 # I'm grateful flake8 exists. But it's not a useful enough tool to allow it to
 # waste our time like this, and it's largely been displaced by the other tools:
 # mypy, isort, and black. So let's stick to those instead.
-pre-commit = "^3.0.4"
+pre-commit = "^3.7.0"
 
 [tool.poetry.group.docs]
 optional = true

tox.ini

@@ -1,25 +1,19 @@
 [tox]
 isolated_build = True
 envlist =
-    # Django 3.2 LTS. Limited support matrix.
-    django32-py{38,39,310}-{postgres,mysql}
-    # Django 4.0
-    django40-py{38,39,310}-{postgres,mysql,sqlite}
-    # Django 4.1
-    django41-py{38,39,310,311}-{postgres,mysql,sqlite}
-    # Django 4.2
-    django42-py{38,39,310,311}-{postgres,mysql,sqlite}
+    django42-py{39,310,311,312}-{postgres,mysql,sqlite}
+    django50-py{310,311,312}-{postgres,mysql,sqlite}
     # Django mainline - Only test on latest python / postgres
-    djangomain-py311-postgres
+    djangomain-py312-postgres
 
 skip_missing_interpreters = True
 
 [gh-actions]
 python =
-    3.8: py38
     3.9: py39
     3.10: py310
     3.11: py311
+    3.12: py312
 
 [testenv]
 passenv = DJSTRIPE_*
@@ -35,10 +29,8 @@ deps =
     postgres: psycopg2>=2.9
     mysql: mysqlclient>=1.4.0
 
-    django32: Django==3.2,<3.3
-    django40: Django==4.0,<4.1
-    django41: Django==4.1,<4.2
-    django42: Django==4.2,<4.3
+    django42: Django>=4.2,<4.3
+    django50: Django>=5.0,<5.1
     djangomain: https://github.com/django/django/archive/main.tar.gz
     pytest-django
     pytest-cov