build: Include Python 3.10 in Tox test runs.

seifertm · Tinche · commit be3b32777b32 · 2021-05-31T00:55:43.000+02:00
Signed-off-by: Michael Seifert &lt;m.seifert@digitalernachschub.de&gt;
diff --git a/tox.ini b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 3.14.0
-envlist = py36, py37, py38, py39, lint
+envlist = py36, py37, py38, py39, py310, lint
 skip_missing_interpreters = true
 
 [testenv]
@@ -30,4 +30,5 @@ python =
     3.7: py37
     3.8: py38
     3.9: py39, lint
+    3.10: py310
     pypy3: pypy3
