postcards.py 文件源码

def _create_logger(self, logger=None):
        logging.addLevelName(LOGGING_TRACE_LVL, 'TRACE')
        logger = logger or logging.getLogger(inflection.underscore(type(self).__name__))
        setattr(logger, 'trace', lambda *args: logger.log(LOGGING_TRACE_LVL, *args))
        return logger