Add Python 3.9 support.

.github/workflows/test.yml

@@ -9,7 +9,7 @@ jobs:
       fail-fast: false
       max-parallel: 5
       matrix:
-        python-version: ['3.5', '3.6', '3.7', '3.8']
+        python-version: ['3.5', '3.6', '3.7', '3.8', '3.9']
 
     services:
       postgres:

README.md

@@ -5,6 +5,7 @@ django-auditlog
 [![Build Status](https://github.com/jazzband/django-auditlog/workflows/Test/badge.svg)](https://github.com/jazzband/django-auditlog/actions)
 [![Docs](https://readthedocs.org/projects/django-auditlog/badge/?version=latest)](http://django-auditlog.readthedocs.org/en/latest/?badge=latest)
 [![codecov](https://codecov.io/gh/jazzband/django-auditlog/branch/master/graph/badge.svg)](https://codecov.io/gh/jazzband/django-auditlog)
+[![Supported Python versions](https://img.shields.io/pypi/pyversions/django-auditlog.svg)](https://pypi.python.org/pypi/django-auditlog)
 
 **Please remember that this app is still in development.**
 **Test this app before deploying it in production environments.**

setup.py

@@ -29,6 +29,7 @@ setup(
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
         'License :: OSI Approved :: MIT License',
     ],
 )

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 envlist =
-    {py35,py36,py37,py38}-django-22
-    {py36,py37,py38}-django-{30,31}
+    {py35,py36,py37,py38,py39}-django-22
+    {py36,py37,py38,py39}-django-{30,31}
     py38-docs
 
 [testenv]
@@ -24,6 +24,7 @@ passenv=
     TEST_DB_PORT
 
 basepython =
+    py39: python3.9
     py38: python3.8
     py37: python3.7
     py36: python3.6
@@ -40,3 +41,4 @@ python =
   3.6: py36
   3.7: py37
   3.8: py38
+  3.9: py39