Add py34 job and fix errors

Change-Id: Icf9724c34b54a2d6c7194227f262d24721558199

doc/source/test_plans/mq/plan.rst

@@ -184,7 +184,7 @@ following requirements need to be satisfied:
 
 This section describes installation steps for ZeroMQ. ZeroMQ (also ZMQ or 0MQ)
 is an embeddable networking library but acts like a concurrency framework.
-Unlike other AMQP-based drivers, such as RabbitMQ, ZeroMQ doesn’t have any
+Unlike other AMQP-based drivers, such as RabbitMQ, ZeroMQ doesn't have any
 central brokers in oslo.messaging. Instead, each host (running OpenStack
 services) is both a ZeroMQ client and a server. As a result, each host needs to
 listen to a certain TCP port for incoming connections and directly connect to
@@ -230,7 +230,7 @@ following requirements need to be satisfied:
      configuration files.
 
   * To enable the driver, in the section [DEFAULT] of each configuration file,
-    the ‘rpc_backend’ flag must be set to ‘zmq’ and the ‘rpc_zmq_host’ flag
+    the 'rpc_backend' flag must be set to 'zmq' and the 'rpc_zmq_host' flag
     must be set to the hostname of the node.
 
   .. code-block:: none

requirements.txt

@@ -1,4 +1,5 @@
 rst2pdf
+six>=1.9.0
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2
 sphinxcontrib-httpdomain
 sphinx_rtd_theme

tests/test_titles.py

@@ -14,6 +14,7 @@ import glob
 import re
 
 import docutils.core
+import six
 import testtools
 
 
@@ -98,13 +99,12 @@ class TestTitles(testtools.TestCase):
                                  if x not in expect[section]]
 
             for ex_s in extra_subsections:
-                s_name = (ex_s if type(ex_s) is str or
-                          type(ex_s) is unicode else ex_s["name"])
+                s_name = (ex_s if isinstance(ex_s, six.string_types)
+                          else ex_s["name"])
                 if s_name.startswith("Test Case"):
                     new_missing_subsections = []
                     for m_s in missing_subsections:
-                        m_s_name = (m_s if type(m_s) is str or
-                                    type(m_s) is unicode
+                        m_s_name = (m_s if isinstance(m_s, six.string_types)
                                     else m_s["name"])
                         if not m_s_name.startswith("Test Case"):
                             new_missing_subsections.append(m_s)

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = docs,py27,pep8
+envlist = docs,py34,py27,pep8
 minversion = 1.6
 skipsdist = True