Document and test support for Python 3.8.

Author: aaugustin

.circleci/config.yml

@@ -29,6 +29,15 @@ jobs:
       - checkout
       - run: sudo pip install tox
       - run: tox -e py37
+  py38:
+    docker:
+      - image: circleci/python:3.8
+    steps:
+      # Remove IPv6 entry for localhost in Circle CI containers because it doesn't work anyway.
+      - run: sudo cp /etc/hosts /tmp; sudo sed -i '/::1/d' /tmp/hosts; sudo cp /tmp/hosts /etc
+      - checkout
+      - run: sudo pip install tox
+      - run: tox -e py38
 
 workflows:
   version: 2
@@ -41,3 +50,6 @@ workflows:
       - py37:
           requires:
             - main
+      - py38:
+          requires:
+            - main

docs/changelog.rst

@@ -8,6 +8,8 @@ Changelog
 
 *In development*
 
+* Added compatibility with Python 3.8.
+
 8.0.2
 .....
 

setup.py

@@ -53,6 +53,7 @@
         'Programming Language :: Python :: 3',
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.8',
     ],
     package_dir = {'': 'src'},
     package_data = {'websockets': ['py.typed']},

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py36,py37,coverage,black,flake8,isort,mypy
+envlist = py36,py37,py38,coverage,black,flake8,isort,mypy
 
 [testenv]
 commands = python -W default -m unittest {posargs}