4.9.5. Publish to a Topic Exchange

import sys
from qpid.messaging import *
conn = Connection("localhost:5672")
conn.open()
try:
  ssn = conn.session()
  txnews = ssn.sender("news; {create: always, node: {type: topic}}")
  msg = Message("News about Europe") 
  msg.subject = "europe.news"
  txnews.send(msg)
  msg = Message("News about the US")
  msg.subject = "usa.news"
  txnews.send(msg)
finally:
  conn.close()

import sys
from qpid.messaging import *
conn = Connection("localhost:5672")
conn.open()
try:
  ssn = conn.session()
  txnews = ssn.sender("news; {create: always, node: {type: topic}}")
  msg = Message("News about Europe") 
  msg.subject = "europe.news"
  txnews.send(msg)
  msg = Message("News about the US")
  msg.subject = "usa.news"
  txnews.send(msg)
finally:
  conn.close()