Add Python 3.10 to the CI setup

Author: waveform80

.github/workflows/test.yml

@@ -29,6 +29,9 @@ jobs:
           - os: ubuntu-20.04
             python: "3.9"
             experimental: true
+          - os: ubuntu-20.04
+            python: "3.10"
+            experimental: true
 
     runs-on: ${{ matrix.os }}
     continue-on-error: ${{ matrix.experimental }}

setup.cfg

@@ -23,6 +23,8 @@ classifiers =
     Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    Programming Language :: Python :: 3.10
 
 [options]
 packages = find:

tox.ini

@@ -1,12 +1,14 @@
 [tox]
-envlist = {py35,py36,py37,py38}
+envlist = {py35,py36,py37,py38,py39,py310}
 
 [testenv]
 basepython =
     py35: python3.5
     py36: python3.6
     py37: python3.7
     py38: python3.8
+    py39: python3.9
+    py310: python3.10
 deps = .
 usedevelop = True
 commands = make test