Drop support for Django < 2.2 LTS, incl. Python 2.7

.github/workflows/test.yml

@@ -9,7 +9,7 @@ jobs:
       fail-fast: false
       max-parallel: 5
       matrix:
-        python-version: ['2.7', '3.5', '3.6', '3.7', '3.8', 'pypy3']
+        python-version: ['3.5', '3.6', '3.7', '3.8', 'pypy3']
 
     steps:
     - uses: actions/checkout@v2

configurations/importer.py

@@ -82,16 +82,10 @@ class ConfigurationImporter(object):
         return os.environ.get(self.namevar)
 
     def check_options(self):
-        try:
+        parser = base.CommandParser(
-            parser = base.CommandParser(
+            usage="%(prog)s subcommand [options] [args]",
-                usage="%(prog)s subcommand [options] [args]",
+            add_help=False,
-                add_help=False)
+        )
-        except TypeError:
-            # Django before 2.1 used a `cmd` argument.
-            parser = base.CommandParser(
-                None,
-                usage="%(prog)s subcommand [options] [args]",
-                add_help=False)
         parser.add_argument('--settings')
         parser.add_argument('--pythonpath')
         parser.add_argument(CONFIGURATION_ARGUMENT,

docs/changes.rst

@@ -3,6 +3,13 @@
 Changelog
 ---------
 
+unreleased
+^^^^^^^^^^
+
+- **BACKWARD INCOMPATIBLE** Drop support for Python 2.7.
+
+- **BACKWARD INCOMPATIBLE** Drop support for Django < 2.2.
+
 v2.2 (2019-12-03)
 ^^^^^^^^^^^^^^^^^
 

docs/conf.py

@@ -290,7 +290,7 @@ epub_copyright = u'2012, Jannis Leidel'
 
 # Example configuration for intersphinx: refer to the Python standard library.
 intersphinx_mapping = {
-    'python': ('http://docs.python.org/2.7', None),
+    'python': ('http://docs.python.org/3', None),
     'sphinx': ('http://sphinx.pocoo.org/', None),
     'django': ('http://docs.djangoproject.com/en/dev/',
                'http://docs.djangoproject.com/en/dev/_objects/'),

setup.cfg

@@ -1,6 +1,3 @@
-[wheel]
-universal = 1
-
 [coverage:run]
 source = .
 branch = 1

setup.py

@@ -46,16 +46,12 @@ setup(
     classifiers=[
         'Development Status :: 5 - Production/Stable',
         'Framework :: Django',
-        'Framework :: Django :: 1.11',
-        'Framework :: Django :: 2.0',
-        'Framework :: Django :: 2.1',
         'Framework :: Django :: 2.2',
         'Framework :: Django :: 3.0',
         'Intended Audience :: Developers',
         'License :: OSI Approved :: BSD License',
         'Operating System :: OS Independent',
         'Programming Language :: Python',
-        'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',

tox.ini

@@ -5,15 +5,11 @@ minversion = 1.8
 whitelist_externals = sphinx-build
 envlist =
     py36-checkqa,
-    py{27,35,36,py}-dj111
-    py{35,36,37,py3}-dj20
-    py{35,36,37,py3}-dj21
     py{35,36,37,38,py3}-dj22
     py{36,37,38,py3}-dj{30,master}
 
 [gh-actions]
 python =
-    2.7: py27
     3.5: py35
     3.6: py36,flake8,readme
     3.7: py37
@@ -27,14 +23,9 @@ setenv =
     DJANGO_CONFIGURATION = Test
     COVERAGE_PROCESS_START = {toxinidir}/setup.cfg
 deps =
-    dj111: django>=1.11,<2.0
+    dj22: django>=2.2,<3.0
-    dj111: dj-email-url<1.0.0
+    dj30: django>=3.0,<3.1
-    dj20: django>=2.0a1,<2.1
-    dj21: django>=2.1a1,<2.2
-    dj22: django>=2.2a1,<3.0
-    dj30: django>=3.0a1,<3.1
     djmaster: https://github.com/django/django/archive/master.tar.gz#egg=django
-    py27,pypy: mock
     coverage
     coverage_enable_subprocess
 extras = testing