Use setup.cfg instead of setup.py. (#32)

CHANGELOG.rst

@@ -11,6 +11,8 @@ next
   `#31 <https://github.com/clokep/django-render-block/pull/31>`_)
 * Switch continuous integration to GitHub Actions. (`#26 <https://github.com/clokep/django-render-block/pull/26>`_,
   `#28 <https://github.com/clokep/django-render-block/pull/28>`_)
+* Changed packaging to use setuptools declarative config in `setup.cfg`.
+  (`#32 <https://github.com/clokep/django-render-block/pull/32>`_)
 
 0.8.1 (October 15, 2020)
 ========================

pyproject.toml

@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools>=38.6.0", "wheel"]
+build-backend = "setuptools.build_meta"

setup.cfg

@@ -0,0 +1,33 @@
+[metadata]
+name = django-render-block
+version = 0.9dev
+description = Render a particular block from a template to a string.
+long_description = file: README.rst, CHANGELOG.rst
+long_description_content_type = text/x-rst
+author = Patrick Cloke
+author_email = [email protected]
+url = https://github.com/clokep/django-render-block
+download_url = https://github.com/clokep/django-render-block
+keywords = [django, template, block, templates, render, context]
+classifiers =
+    Development Status :: 4 - Beta
+    Intended Audience :: Developers
+    Topic :: Software Development :: Libraries :: Python Modules
+    Environment :: Web Environment
+    Topic :: Internet
+    Framework :: Django
+    Framework :: Django :: 2.2
+    Framework :: Django :: 3.1
+    Framework :: Django :: 3.2
+    Framework :: Django :: 4.0
+    Programming Language :: Python
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    License :: OSI Approved :: ISC License (ISCL)
+
+[options]
+package = find:
+install_requires = django>=2.2
+python_requires = >=3.6

tox.ini

@@ -8,6 +8,7 @@ envlist =
     py{36,37,38,39}-django{22,31,32},
     # Django 4.0 drops support for Python 3.6/3.7.
     py{38,39}-django{40,main}
+isolated_build = True
 skip_missing_interpreters = True
 
 [testenv]