sample/topic/subscribe_http_endpoint.py [37:43]:
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except MNSExceptionBase as e:
    if e.type == "TopicNotExist":
        print("Topic not exist, please create topic.")
        sys.exit(0)
    elif e.type == "SubscriptionAlreadyExist":
        print("Subscription already exist, please unsubscribe or use it directly.")
        sys.exit(0)
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sample/topic/subscribe_queue_endpoint.py [39:45]:
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except MNSExceptionBase as e:
    if e.type == "TopicNotExist":
        print("Topic not exist, please create topic.")
        sys.exit(0)
    elif e.type == "SubscriptionAlreadyExist":
        print("Subscription already exist, please unsubscribe or use it directly.")
        sys.exit(0)
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