Add Python 3 Train unit tests

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

Change-Id: I897645a4cb9f03ca464daa14f0895572212b81d9

3 files changed, 3 insertions, 3 deletions

diff --git a/.zuul.yaml b/.zuul.yaml
index 95a6890c..57473465 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -193,8 +193,7 @@
       - openstack-cover-jobs
       - openstack-lower-constraints-jobs
       - openstack-python-jobs
-      - openstack-python36-jobs
-      - openstack-python37-jobs
+      - openstack-python3-train-jobs
       - publish-openstack-docs-pti
       - check-requirements
       - release-notes-jobs-python3
diff --git a/setup.cfg b/setup.cfg
index d3d79983..c4808808 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
 
 [files]
 packages =
diff --git a/tox.ini b/tox.ini
index 8145179e..00c179dd 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 2.3
-envlist = py36,py27,pep8
+envlist = py37,py36,py27,pep8
 skipdist = True
 
 [testenv]