Not Running Python RabbitMQ Basis

gistfile1.py

#!/usr/bin/env python
import pika

class rabbitmq_basis(object):
    def __init__(self, host, port, user, password, vhost ):
        self.host = host
        self.port = port
        self.user = user
        self.password = password
        self.vhost = vhost
        credentials = pika.PlainCredentials(user, password)
        conn_params = pika.ConnectionParameters(host = host, port = port, credentials = credentials)
        self.conn = pika.BlockingConnection(conn_params)

    def __del__(self):
        self.conn.close()
        self.conn = None
        self = None

    def publish(self, queue, message):
        ch = self.conn.channel()
        ch.exchange_declare(queue, "fanout", TRUE, FALSE)
        msg = amqp.Message(message)
        msg.properties["content_type"] = "text/plain"
        msg.properties["delivery_mode"] = 2
        ch.basic_publish(queue, "", message)
        ch.close()