Add Python 3 Train unit tests

This is a mechanically generated patch to ensure unit testing is in place
for all of the Tested Runtimes for Train.

See the Train python3-updates goal document for details:
https://governance.openstack.org/tc/goals/train/python3-updates.html

Change-Id: Ie47812bec5284d447a2f9c339a5b29d49d83ab53
Story: #2005924
Task: #34234

3 files changed, 3 insertions, 2 deletions

diff --git a/.zuul.yaml b/.zuul.yaml
index fa1fa66..18e5056 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -5,7 +5,7 @@
       - lib-forward-testing-python3
       - openstack-lower-constraints-jobs
       - openstack-python-jobs
-      - openstack-python36-jobs
+      - openstack-python3-train-jobs
       - periodic-stable-jobs
       - publish-openstack-docs-pti
       - release-notes-jobs-python3
diff --git a/setup.cfg b/setup.cfg
index 1057d60..898ac13 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -17,6 +17,7 @@ classifier =
     Programming Language :: Python :: 2.7
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
 
 [extras]
 # So e.g. nova can test-depend on oslo.db[mysql]
diff --git a/tox.ini b/tox.ini
index 9ae5a49..ce09ed3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 2.0
-envlist = py27,py36,pep8
+envlist = py27,py37,pep8
 
 [testenv]
 whitelist_externals =