build: Test under python 3.8 (#18)

Author: untitaker

.travis.yml

@@ -7,7 +7,6 @@ python:
   - "3.4"
   - "3.5"
   - "3.6"
-  - "3.7-dev"
 
 cache:
   pip: true
@@ -23,6 +22,12 @@ branches:
 
 matrix:
   include:
+    - python: "3.7"
+      dist: xenial
+      sudo: true
+    - python: "3.8-dev"
+      dist: xenial
+      sudo: true
     - python: "3.6"
       script: tox -e linters
     - python: "3.6"

tox.ini

@@ -6,7 +6,7 @@
 [tox]
 envlist =
     # core
-    py{2.7,3.4,3.5,3.6,3.7}
+    py{2.7,3.4,3.5,3.6,3.7,3.8}
     pypy
 
     # integrations
@@ -17,9 +17,9 @@ envlist =
     {pypy,py2.7,py3.4}-django-1.7
     {pypy,py2.7}-django-1.6
 
-    {pypy,py2.7,py3.5,py3.6,py3.7}-flask-{1.0,0.11,0.12,dev}
+    {pypy,py2.7,py3.5,py3.6,py3.7,py3.8}-flask-{1.0,0.11,0.12,dev}
 
-    {pypy,py2.7,py3.5,py3.6,py3.7}-celery-4
+    {pypy,py2.7,py3.5,py3.6,py3.7,py3.8}-celery-4
     {pypy,py2.7}-celery-3
 
 
@@ -65,6 +65,7 @@ basepython =
     py3.5: python3.5
     py3.6: python3.6
     py3.7: python3.7
+    py3.8: python3.8
     linters: python3
     pypy: pypy