Add testing for Python 3.11-dev

Author: nicoddemus

.github/workflows/test.yml

@@ -60,7 +60,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: ["3.7", "3.8", "3.9", "3.10"]
+        python: ["3.7", "3.8", "3.9", "3.10", "3.11-dev"]
         include:
           - python: "3.7"
             tox_env: "py37"
@@ -70,11 +70,13 @@ jobs:
             tox_env: "py39"
           - python: "3.10"
             tox_env: "py310"
+          - python: "3.11-dev"
+            tox_env: "py311"
 
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
     - name: Set up Python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python }}
     - name: Download compiled tests

setup.py

@@ -33,6 +33,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Programming Language :: C++",
         "Topic :: Software Development :: Quality Assurance",
         "Topic :: Software Development :: Testing",

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py{37,38,39,310}
+envlist = py{37, 38, 39, 310, 311}
 
 [testenv]
 deps=