import logging
def create_logger():
    logger = logging.getLogger('SIAC')
    logger.setLevel(logging.INFO)
    if not logger.handlers:
        ch = logging.StreamHandler()
        ch.setLevel(logging.DEBUG)
        formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
        ch.setFormatter(formatter)
        logger.addHandler(ch)
    return logger
