Test on all Python 3.

pombredanne · pombredanne · commit 5164e68f1da2 · 2021-03-31T13:25:21.000+02:00
Signed-off-by: Philippe Ombredanne &lt;pombredanne@nexb.com&gt;
diff --git a/tox.ini b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py{27,36}
+envlist = py{36,37,38,39}
 
 [testenv]
 deps = pytest 
