Run tests on Python 3.10

Author: moomoohk

.github/workflows/tests.yml

@@ -48,7 +48,7 @@ jobs:
     strategy:
       matrix:
         # Match versions specified in tox.ini
-        python-version: [3.6, 3.8, 3.9, pypy-3.7]
+        python-version: ['3.6', '3.8', '3.9', '3.10', 'pypy-3.7']
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:

tox.ini

@@ -7,14 +7,15 @@
 ignore = E501,E722
 
 [tox]
-envlist = py36, pypy37, py38, py39, flake8
+envlist = py36, pypy37, py38, py39, py310, flake8
 
 [gh-actions]
 python =
-    3.6: py36
+    3.6.15: py36
     pypy-3.7: pypy37
     3.8: py38
-    3.9: py39, flake8
+    3.9: py39
+    3.10: py310, flake8
 
 [testenv]
 deps =