migate from setup.py to pyproject.toml & bump tox & declare support for python 3.12 (#557)

* migate from setup.py to pyproject.toml
* bump tox
* declare support for python 3.12

.github/workflows/test.yml

@@ -9,7 +9,7 @@ jobs:
       fail-fast: false
       max-parallel: 5
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11'] # '3.12' does not work with tox@3
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
 
     steps:
     - uses: actions/checkout@v4
@@ -23,7 +23,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install --upgrade 'tox<4' tox-gh-actions
+        python -m pip install --upgrade tox tox-gh-actions
 
     - name: Tox tests
       run: |

constance/__init__.py

@@ -1,7 +1,5 @@
 from django.utils.functional import LazyObject
 
-__version__ = '3.1.0'
-
 
 class LazyConfig(LazyObject):
     def _setup(self):

docs/conf.py

@@ -3,10 +3,20 @@
 # For the full list of built-in configuration values, see the documentation:
 # https://www.sphinx-doc.org/en/master/usage/configuration.html
 
+import re
 import sys
 import os
 from datetime import datetime
 
+
+def get_version():
+    with open('../pyproject.toml') as f:
+        for line in f:
+            match = re.match(r'version = "(.*)"', line)
+            if match:
+                return match.group(1)
+    return '0.0.0'
+
 os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'tests.settings')
 
 # If extensions (or modules to document with autodoc) are in another directory,
@@ -22,15 +32,10 @@ project = 'django-constance'
 project_copyright = datetime.now().year.__str__() + ', Jazzband'
 # author = ''
 
-# Use current version.
-try:
-    from constance import __version__
-    # The short X.Y version.
-    version = '.'.join(__version__.split('.')[:2])
-    # The full version, including alpha/beta/rc tags.
-    release = __version__
-except ImportError:
-    version = release = 'dev'
+# The full version, including alpha/beta/rc tags
+release = get_version()
+# The short X.Y version
+version = ".".join(release.split(".")[:3])
 
 # -- General configuration ------------------------------------------------
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration

pyproject.toml

@@ -0,0 +1,56 @@
+[build-system]
+requires = ["setuptools>=42", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "django-constance"
+version = "3.1.0"
+description = "Django live settings with pluggable backends, including Redis."
+readme = "README.rst"
+license = { text = "BSD" }
+requires-python = ">=3.8"
+authors = [
+    { name = "Jannis Leidel", email = "jannis@leidel.info" },
+]
+keywords = ["django", "libraries", "redis", "settings"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Environment :: Web Environment",
+    "Framework :: Django",
+    "Framework :: Django :: 4.2",
+    "Framework :: Django :: 5.0",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: BSD License",
+    "Natural Language :: English",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3 :: Only",
+    "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",
+    "Programming Language :: Python :: Implementation :: CPython",
+    "Topic :: Utilities",
+]
+dependencies = [
+    "django-picklefield",
+]
+
+[project.optional-dependencies]
+redis = [
+    "redis",
+]
+
+[project.entry-points.pytest11]
+pytest-django-constance = "constance.test.pytest"
+
+[project.urls]
+homepage = "https://github.com/jazzband/django-constance/"
+documentation = "https://django-constance.readthedocs.io/en/latest/"
+repository = "https://github.com/jazzband/django-constance/"
+changelog = "https://github.com/jazzband/django-constance/releases/"
+
+[tool.setuptools.packages.find]
+include = ["constance*"]

setup.py

@@ -1,68 +0,0 @@
-import os
-import re
-import codecs
-from setuptools import setup, find_packages
-
-
-def read(*parts):
-    filename = os.path.join(os.path.dirname(__file__), *parts)
-    with codecs.open(filename, encoding='utf-8') as fp:
-        return fp.read()
-
-
-def find_version(*file_paths):
-    version_file = read(*file_paths)
-    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
-                              version_file, re.M)
-    if version_match:
-        return version_match.group(1)
-    raise RuntimeError('Unable to find version string.')
-
-
-setup(
-    name='django-constance',
-    version=find_version('constance', '__init__.py'),
-    url='https://github.com/jazzband/django-constance',
-    description='Django live settings with pluggable backends, including Redis.',
-    long_description=read('README.rst'),
-    author='Jannis Leidel',
-    author_email='jannis@leidel.info',
-    license='BSD',
-    keywords='django libraries settings redis'.split(),
-    platforms=['any'],
-    classifiers=[
-        'Development Status :: 5 - Production/Stable',
-        'Environment :: Web Environment',
-        'Framework :: Django',
-        'Framework :: Django :: 4.2',
-        'Framework :: Django :: 5.0',
-        'Intended Audience :: Developers',
-        'License :: OSI Approved :: BSD License',
-        'Natural Language :: English',
-        'Operating System :: OS Independent',
-        'Programming Language :: Python',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.8',
-        'Programming Language :: Python :: 3.9',
-        'Programming Language :: Python :: 3.10',
-        'Programming Language :: Python :: 3.11',
-        'Programming Language :: Python :: 3 :: Only',
-        'Programming Language :: Python :: Implementation :: CPython',
-        'Topic :: Utilities',
-    ],
-    packages=find_packages(exclude=['tests', 'tests.*']),
-    include_package_data=True,
-    zip_safe=False,
-    python_requires='>=3.8',
-    install_requires=[
-        'django-picklefield',
-    ],
-    extras_require={
-        'redis': ['redis'],
-    },
-    entry_points={
-        'pytest11': [
-            'pytest-django-constance = constance.test.pytest',
-        ],
-    },
-)

tox.ini

@@ -1,10 +1,10 @@
 [tox]
-requires =
-    tox<4
+isolated_build = true
 envlist =
     py{38,39,310,311,312}-dj{42}-{unittest,pytest}
     py{310,311,312}-dj{50}-{unittest,pytest}
     py{310,311,312}-dj{main}-{unittest,pytest}
+skip_missing_interpreters = True
 
 [testenv]
 deps =
@@ -27,8 +27,9 @@ commands =
     unittest: coverage xml
     pytest: pytest --cov=. --ignore=.tox --disable-pytest-warnings --cov-report=xml --cov-append {toxinidir}
 setenv =
-    PYTHONDONTWRITEBYTECODE=1
-    DJANGO_SETTINGS_MODULE=tests.settings
+    PYTHONPATH = {toxinidir}
+    PYTHONDONTWRITEBYTECODE = 1
+    DJANGO_SETTINGS_MODULE = tests.settings
 
 [gh-actions]
 python =