tox: Specify Python version explicitly

aleneum · aleneum · commit f029bf129697 · 2019-08-19T17:49:44.000+02:00
diff --git a/tox.ini b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py2, py3, py35, py36, py37, codestyle, check-manifest
+envlist = py27, py35, py36, py37, codestyle, check-manifest
 skip_missing_interpreters = True
 
 [testenv]
