Run and fix all sanity tests

awx_collection/plugins/module_utils/ansible_tower.py

@@ -26,6 +26,9 @@
 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 # USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
 import os
 import traceback