Add the upcoming Django 4.1 to the CI matrix (#1623)

Author: matthiask

tox.ini

@@ -3,12 +3,13 @@ envlist =
     docs
     packaging
     py{37}-dj{32}-{sqlite,postgresql,postgis,mysql}
-    py{38,39,310}-dj{32,40,main}-{sqlite,postgresql,postgis,mysql}
+    py{38,39,310}-dj{32,40,41,main}-{sqlite,postgresql,postgis,mysql}
 
 [testenv]
 deps =
     dj32: django~=3.2.9
     dj40: django~=4.0.0
+    dj41: django>=4.1a1,<4.2
     postgresql: psycopg2-binary
     postgis: psycopg2-binary
     mysql: mysqlclient
@@ -41,25 +42,25 @@ whitelist_externals = make
 pip_pre = True
 commands = python -b -W always -m coverage run -m django test -v2 {posargs:tests}
 
-[testenv:py{37,38,39,310}-dj{40,main}-postgresql]
+[testenv:py{37,38,39,310}-dj{40,41,main}-postgresql]
 setenv =
     {[testenv]setenv}
     DB_BACKEND = postgresql
     DB_PORT = {env:DB_PORT:5432}
 
-[testenv:py{37,38,39,310}-dj{32,40,main}-postgis]
+[testenv:py{37,38,39,310}-dj{32,40,41,main}-postgis]
 setenv =
     {[testenv]setenv}
     DB_BACKEND = postgis
     DB_PORT = {env:DB_PORT:5432}
 
-[testenv:py{37,38,39,310}-dj{32,40,main}-mysql]
+[testenv:py{37,38,39,310}-dj{32,40,41,main}-mysql]
 setenv =
     {[testenv]setenv}
     DB_BACKEND = mysql
     DB_PORT = {env:DB_PORT:3306}
 
-[testenv:py{37,38,39,310}-dj{32,40,main}-sqlite]
+[testenv:py{37,38,39,310}-dj{32,40,41,main}-sqlite]
 setenv =
     {[testenv]setenv}
     DB_BACKEND = sqlite3