diff --git a/tempest/cmd/verify_tempest_config.py b/tempest/cmd/verify_tempest_config.py
index 70a8594..f51d9aa 100755
--- a/tempest/cmd/verify_tempest_config.py
+++ b/tempest/cmd/verify_tempest_config.py
@@ -94,7 +94,7 @@
         versions = map(lambda x: x['id'], body['versions']['values'])
     else:
         versions = map(lambda x: x['id'], body['versions'])
-    return versions
+    return list(versions)
 
 
 def verify_keystone_api_versions(os, update):
@@ -175,6 +175,7 @@
 
     else:
         extensions = map(lambda x: x['alias'], resp)
+    extensions = list(extensions)
     if not results.get(service):
         results[service] = {}
     extensions_opt = get_enabled_extensions(service)
diff --git a/tempest/tests/stress/test_stress.py b/tempest/tests/stress/test_stress.py
index 3a7b436..16f1ac7 100644
--- a/tempest/tests/stress/test_stress.py
+++ b/tempest/tests/stress/test_stress.py
@@ -33,7 +33,7 @@
         cmd = ' '.join([cmd, param])
         LOG.info("running: '%s'" % cmd)
         cmd_str = cmd
-        cmd = shlex.split(cmd.encode('utf-8'))
+        cmd = shlex.split(cmd)
         result = ''
         result_err = ''
         try:
diff --git a/tempest/tests/test_glance_http.py b/tempest/tests/test_glance_http.py
index b132f60..7850ee4 100644
--- a/tempest/tests/test_glance_http.py
+++ b/tempest/tests/test_glance_http.py
@@ -137,7 +137,7 @@
         resp, body = self.client.raw_request('PUT', '/images', body=req_body)
         self.assertEqual(200, resp.status)
         self.assertEqual('fake_response_body', body.read())
-        httplib.HTTPConnection.send.assert_call_count(req_body.len)
+        httplib.HTTPConnection.send.assert_call_count(req_body.tell())
 
     def test_get_connection_class_for_https(self):
         conn_class = self.client.get_connection_class('https')
diff --git a/tempest/tests/test_list_tests.py b/tempest/tests/test_list_tests.py
index 19e4c9c..38d4c5c 100644
--- a/tempest/tests/test_list_tests.py
+++ b/tempest/tests/test_list_tests.py
@@ -14,6 +14,7 @@
 
 import os
 import re
+import six
 import subprocess
 
 from tempest.tests import base
@@ -32,7 +33,7 @@
         self.assertEqual(0, p.returncode,
                          "test discovery failed, one or more files cause an "
                          "error on import %s" % ids)
-        ids = ids.split('\n')
+        ids = six.text_type(ids).split('\n')
         for test_id in ids:
             if re.match('(\w+\.){3}\w+', test_id):
                 if not test_id.startswith('tempest.'):