<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:

def setup(self, settings):
        '''
        Setup the handler

        @param settings: The loaded settings file
        '''
        self.producer = self._create_producer(settings)
        self.topic_prefix = settings['KAFKA_TOPIC_PREFIX']

        self.use_appid_topics = settings['KAFKA_APPID_TOPICS']

        self.logger.debug("Successfully connected to Kafka in {name}"
                              .format(name=self.__class__.__name__))