Exception Classes¶ fastpubsub.exceptions.FastPubSubCLIException ¶ Bases: Exception Base exception for FastPubSub CLI. fastpubsub.exceptions.FastPubSubException ¶ Bases: Exception Base exception for FastPubSub. fastpubsub.exceptions.Drop ¶ Bases: Exception Exception to drop a message. Raising it results in a ack on the message. fastpubsub.exceptions.Retry ¶ Bases: Exception Exception to retry a message. Raising it results in a nack on the message.