python rabbitmq send

#!/usr/bin/env python
#-*- coding: utf8 -*-

import pika
import traceback

try:
   connection = pika.BlockingConnection(pika.ConnectionParameters(host='192.168.4.226'))
   channel = connection.channel()
except:
   print traceback.print_exc()


def rabbitmq_send(abcde):
   try:
       channel.queue_declare(queue='abcde')
   except:
       print traceback.print_exc()

   try:
       mess = "<message><name>abcde</name><item key='abcde'>%s</item></message>" %abcde
       channel.basic_publish(exchange='',
                                  routing_key='abcde',
                                  body = mess)
       print '[x] Send abcde'
   except:
       print traceback.print_exc()

   try:
       connection.close()
   except:
       print traceback.print_exc()

if __name__ == "__main__":
   sc = rabbitmq_send('abcde')