py2 functional testing

Change-Id: I24ff8fb28969a0b074313bc9491b299afac3b49c

.zuul.yaml

@@ -24,6 +24,14 @@
       # Override value from parent job to use swiftclient tests
       zuul_work_dir: "{{ zuul.projects['git.openstack.org/openstack/python-swiftclient'].src_dir }}"
 
+- job:
+    name: swiftclient-functional-py2
+    parent: swiftclient-functional
+    description: |
+      Run functional tests of python-swiftclient under Python 2
+    vars:
+      tox_envlist: py2func
+
 - project:
     templates:
       - openstack-python-jobs
@@ -38,11 +46,13 @@
       jobs:
         - swiftclient-swift-functional
         - swiftclient-functional
+        - swiftclient-functional-py2
         - openstack-tox-lower-constraints
     gate:
       jobs:
         - swiftclient-swift-functional
         - swiftclient-functional
+        - swiftclient-functional-py2
         - openstack-tox-lower-constraints
     post:
       jobs:

tox.ini

@@ -46,6 +46,12 @@ commands =
     coverage report -m
     rm -f .coverage
 
+[testenv:py2func]
+basepython=python2
+setenv = {[testenv:func]setenv}
+whitelist_externals = {[testenv:func]whitelist_externals}
+commands = {[testenv:func]commands}
+
 [testenv:docs]
 basepython = python3
 commands=