Update tox.ini to Python 3.6

pdp7 · web-flow · commit 59dcd957557b · 2019-12-17T05:34:03.000Z
Try to fix TravisCI error that Python 3.4 does not exist
diff --git a/tox.ini b/tox.ini
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py27, py34
+envlist = py27, py36
 
 [testenv]
 commands = echo "run pytest on beaglebone"
