Add py39 to environment list

oschwald · oschwald · commit 998f6d3a5461 · 2020-10-15T15:42:13.000-07:00
diff --git a/setup.cfg b/setup.cfg
@@ -9,7 +9,7 @@ max-line-length = 88
 universal = 1
 
 [tox:tox]
-envlist = py36, py37, py38, mypy
+envlist = py36, py37, py38, py39, mypy
 
 [gh-actions]
 python =
