python logstash logger with LogstashFormatterV1

logstash_logger.py

formatter = LogstashFormatterV1()
log_path = '/tmp/es-client-info.log'
logger = logging.getLogger('elasticsearch')
logger.propagate = False
logger.setLevel(logging.INFO)
consoleHandler = logging.StreamHandler()
consoleHandler.setFormatter(formatter)
fileHandler = logging.handlers.RotatingFileHandler(log_path,
                                                    maxBytes=0.5*10**9,
                                                    backupCount=3)
fileHandler.setFormatter(formatter)
logger.addHandler(fileHandler)
logger.addHandler(consoleHandler)