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diff --git a/python/examples/datatypes/client.py b/python/examples/datatypes/client.py
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+#!/usr/bin/env python
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+# 
+#   http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+"""
+ client.py
+
+ Client for testing use of Unicode and datatypes.
+
+ Both client and server will be written in C++ and Python.
+ Tests can run clients and servers written in different
+ languages, and they can be run on 32-bit and 64-bit architectures.
+
+"""
+
+import qpid
+import sys
+import os
+from qpid.util import connect
+from qpid.connection import Connection
+from qpid.datatypes import Message, RangedSet, uuid4
+from qpid.queue import Empty
+
+import testdata
+
+#----- Initialization --------------------------------------
+
+
+#  Set parameters for login
+
+host="127.0.0.1"
+port=5672
+user="guest"
+password="guest"
+
+# If an alternate host or port has been specified, use that instead
+# (this is used in our unit tests)
+if len(sys.argv) > 1 :
+  host=sys.argv[1]
+if len(sys.argv) > 2 :
+  port=int(sys.argv[2])
+
+#  Create a connection.
+socket = connect(host, port)
+connection = Connection (sock=socket, username=user, password=password)
+connection.start()
+session = connection.session(str(uuid4()))
+
+
+#----- Main Body -- ----------------------------------------
+
+# Create a response queue for the server to send responses to. Use the
+# same string as the name of the queue and the name of the routing
+# key.
+
+reply_to = "reply_to:" + session.name
+session.queue_declare(queue=reply_to, exclusive=True)
+session.exchange_bind(exchange="amq.direct", queue=reply_to, binding_key=reply_to)
+
+# Create a local queue and subscribe it to the response queue
+
+local_queue_name = "local_queue"
+queue = session.incoming(local_queue_name)
+
+# Call message_subscribe() to tell the broker to deliver messages from
+# the server's reply_to queue to our local client queue. The server
+# will start delivering messages as soon as message credit is
+# available.
+
+session.message_subscribe(queue=reply_to, destination=local_queue_name)
+queue.start()
+
+# Set up the properties. Perhaps a few application headers?
+
+delivery_properties = session.delivery_properties(routing_key="request")
+
+message_properties = session.message_properties()
+
+message_properties.content_encoding="text/plain; charset='utf-8'"
+
+testdata.set_application_headers(message_properties)
+message_properties.reply_to = session.reply_to("amq.direct", reply_to)
+
+# deliver the message - remember to encode the Unicode string!
+request = Message(message_properties, delivery_properties, testdata.String_Greek.encode("utf8"))
+session.message_transfer(destination="amq.direct", message=request)
+
+# Now see what messages the server sent to our reply_to queue
+
+try:
+  response = queue.get(timeout=10)
+  content = response.body
+  session.message_accept(RangedSet(response.id))
+  testdata.check_message(response)
+  print "Response: " + content
+except Empty:
+  print "No more messages!"
+  exit(1)
+except:
+  print "Unexpected exception!"
+  exit(1)
+
+#----- Cleanup ------------------------------------------------
+
+# Clean up before exiting so there are no open threads.
+
+session.close(timeout=10)