import pymqi

queue_manager = 'QM1'
channel = 'DEV.APP.SVRCONN'
host = '192.168.50.155'
port = '1414'
queue_name = 'DEV.QUEUE1'
message = 'Hello from Python!'
conn_info = '%s(%s)' % (host, port)

qmgr = pymqi.connect(queue_manager, channel, conn_info)

queue = pymqi.Queue(qmgr, queue_name)
queue.put(message)
queue.close()

qmgr.disconnect()