Add Python 3.9 support

Author: const-cloudinary

.travis.yml

@@ -3,14 +3,14 @@ matrix:
   include:
   - python: 2.7
     env: TOXENV=py27-core
-  - python: 3.5
-    env: TOXENV=py35-core
   - python: 3.6
     env: TOXENV=py36-core
   - python: 3.7
     env: TOXENV=py37-core
   - python: 3.8
     env: TOXENV=py38-core
+  - python: 3.9
+    env: TOXENV=py39-core
   - python: 2.7
     env: TOXENV=py27-django18
   - python: 3.5
@@ -33,16 +33,20 @@ matrix:
     env: TOXENV=py37-django20
   - python: 3.7
     env: TOXENV=py37-django21
-  - python: 3.6
-    env: TOXENV=py36-django22
   - python: 3.7
     env: TOXENV=py37-django22
   - python: 3.6
     env: TOXENV=py36-django30
-  - python: 3.7
-    env: TOXENV=py37-django30
   - python: 3.8
     env: TOXENV=py38-django30
+  - python: 3.6
+    env: TOXENV=py36-django31
+  - python: 3.7
+    env: TOXENV=py37-django31
+  - python: 3.8
+    env: TOXENV=py38-django31
+  - python: 3.9
+    env: TOXENV=py39-django31
 install:
 - pip install tox
 

setup.py

@@ -28,6 +28,8 @@
           "Framework :: Django :: 2.0",
           "Framework :: Django :: 2.1",
           "Framework :: Django :: 2.2",
+          "Framework :: Django :: 3.0",
+          "Framework :: Django :: 3.1",
           "Intended Audience :: Developers",
           "License :: OSI Approved :: MIT License",
           "Programming Language :: Python",
@@ -38,6 +40,8 @@
           "Programming Language :: Python :: 3.5",
           "Programming Language :: Python :: 3.6",
           "Programming Language :: Python :: 3.7",
+          "Programming Language :: Python :: 3.8",
+          "Programming Language :: Python :: 3.9",
           "Topic :: Internet :: WWW/HTTP",
           "Topic :: Internet :: WWW/HTTP :: Dynamic Content",
           "Topic :: Multimedia :: Graphics",

tox.ini

@@ -1,17 +1,17 @@
 [tox]
 envlist =
-  py{27,34,35,36,37,38}-core
+  py{27,34,35,36,37,38,39}-core
   py{27,34,35}-django{18,19,110}
   py{27,34,35,36}-django{111}
-  py{36,37,38}-django{20,21,22,30}
+  py{36,37,38,39}-django{20,21,22,30,31}
 [testenv]
 usedevelop = True
 commands =
   core: python setup.py test {env:P_ARGS:}
-  django{18,19,110,111,20,21,22,30}: django-admin.py test -v2 django_tests {env:D_ARGS:}
+  django{18,19,110,111,20,21,22,30,31}: django-admin.py test -v2 django_tests {env:D_ARGS:}
 passenv = *
 deps =
-  django{18,19,110,111,20,21,22,30}: mock
+  django{18,19,110,111,20,21,22,30,31}: mock
   django18: Django>=1.8,<1.9
   django19: Django>=1.9,<1.10
   django110: Django>=1.10,<1.11
@@ -20,5 +20,6 @@ deps =
   django21: Django>=2.1,<2.2
   django22: Django>=2.2,<2.3
   django30: Django>=3.0,<3.1
+  django31: Django>=3.1,<3.2
 setenv =
   DJANGO_SETTINGS_MODULE=django_tests.settings