Try running tests on python 3.11 to see if they work

.github/workflows/tests.yml

@@ -41,6 +41,10 @@ jobs:
             django: '3.0'
           - python: '3.10'
             django: '3.1'
+        include:
+          - python: '3.11.0-rc.2'
+            django: '3.2'
+            database: 'postgres'
 
     services:
       # as far as I can see, no way to make this conditional on the matrix database

ChangeLog.rst

@@ -7,6 +7,7 @@ unreleased
 ------
 
 *New:*
+    - Confirm support for Python 3.11
     - Confirm support for Django 4.1
     - Drop support for Django 1.11
 

pyproject.toml

@@ -8,6 +8,7 @@ DJANGO_SETTINGS_MODULE = 'tests.django_settings'
 filterwarnings = [
     'error',
     "default:Using or importing the ABCs from 'collections':DeprecationWarning",  # Remove when Python3.7 dropped
+    "default:'cgi' is deprecated and slated for removal in Python 3.13:DeprecationWarning:django.http.request"
 ]
 
 [tool.coverage.run]

setup.cfg

@@ -21,6 +21,7 @@ classifiers =
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
+    Programming Language :: Python :: 3.11
     Framework :: Django
     Framework :: Django :: 2.0
     Framework :: Django :: 2.1

tox.ini

@@ -4,9 +4,9 @@ isolated_build = True
 envlist =
     py{37}-django{20,21}-{postgresql,sqlite}
     py{37,38,39}-django{22,30,31}-{postgresql,sqlite}
-    py{37,38,39,310}-django{32}-{postgresql,sqlite}
-    py{38,39,310}-django{40,41}-{postgresql,sqlite}
-    py{37,38,39,310}-flake8
+    py{37,38,39,310,311}-django{32}-{postgresql,sqlite}
+    py{38,39,310,311}-django{40,41}-{postgresql,sqlite}
+    py{37,38,39,310,311}-flake8
 
 [testenv]
 passenv =
@@ -30,7 +30,7 @@ commands =
     coverage run -m pytest -v
     coverage report
 
-[testenv:py{37,38,39,310}-flake8]
+[testenv:py{37,38,39,310,311}-flake8]
 skip_install = True
 deps = flake8
 commands =