Added python 3.9 to tests.

.travis.yml

@@ -120,6 +120,22 @@ jobs:
       env: TOX_ENV=py38-djmaster-sqlite
     - python: "3.8"
       env: TOX_ENV=py38-djmaster-postgres
+    - python: "3.9"
+      env: TOX_ENV=py39-dj22-sqlite
+    - python: "3.9"
+      env: TOX_ENV=py39-dj22-postgres
+    - python: "3.9"
+      env: TOX_ENV=py39-dj30-sqlite
+    - python: "3.9"
+      env: TOX_ENV=py39-dj30-postgres
+    - python: "3.9"
+      env: TOX_ENV=py39-dj31-sqlite
+    - python: "3.9"
+      env: TOX_ENV=py39-dj31-postgres
+    - python: "3.9"
+      env: TOX_ENV=py39-djmaster-sqlite
+    - python: "3.9"
+      env: TOX_ENV=py39-djmaster-postgres
   allow_failures:
     - env: TOX_ENV=py36-djmaster-sqlite
     - env: TOX_ENV=py36-djmaster-postgres
@@ -127,6 +143,8 @@ jobs:
     - env: TOX_ENV=py37-djmaster-postgres
     - env: TOX_ENV=py38-djmaster-sqlite
     - env: TOX_ENV=py38-djmaster-postgres
+    - env: TOX_ENV=py39-djmaster-sqlite
+    - env: TOX_ENV=py39-djmaster-postgres
 install:
   - pip install tox
 services:

setup.py

@@ -66,6 +66,7 @@ setup(
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
         'Topic :: Software Development :: Build Tools',
     ],
     license='MIT',

tox.ini

@@ -5,6 +5,7 @@ envlist =
     py36-{dj18,dj19,dj110,dj111,dj20,dj21,dj22,dj30,dj31,djmaster}-{sqlite,postgres},
     py37-{dj20,dj21,dj22,dj30,dj31,djmaster}-{sqlite,postgres},
     py38-{dj22,dj30,dj31,djmaster}-{sqlite,postgres},
+    py39-{dj22,dj30,dj31,djmaster}-{sqlite,postgres},
 [testenv]
 passenv = CI TRAVIS TRAVIS_*
 deps =