tree dd47f0cddd0f836a216ff484f976347b098aefa1
parent cff8994787bdb1215a037f4fa28dda5941eb7468
author Dirk Mueller <dirk@dmllr.de> 1519371516 +0100
committer Dirk Mueller <dirk@dmllr.de> 1521548600 +0100

Add six as requirement

e.g. services/key_manager/json/secret_client.py
is importing six unconditionally, so it is good to
declare the dependency appropriately.

Change-Id: I62eab606546c8654bd42b47b054c0c041f60e864