s5_day13作业

#对之前文件进行的增删改查操作实现日志操作，日志输出用户进行过的操作。
def log():
    import logging
    logger_obj=logging.getLogger()
    logger_obj.setLevel(logging.INFO)
    fh=logging.FileHandler('log.txt')
    ch=logging.StreamHandler()
    logger_obj.addHandler(fh)
    logger_obj.addHandler(ch)
    formatter = logging.Formatter('%(asctime)s - %(name)s - %(message)s')
    fh.setFormatter(formatter)
    ch.setFormatter(formatter)
    return logger_obj
logger=log()     #函数赋值给变量，可以随意调用。

# logger.debug('*****************')
# logger.info('this is adding operation ')
# logger.warning('this is delete operation')
# logger.error('this is changing operation')
# logger.critical('this is scaning operation')
def add():
    logger.info('this is adding operation ')
    pass
def delete():
    logger.warning('this is delete operation')
    pass
def change():
    logger.error('this is changing operation')
    pass
def scan():
    logger.critical('this is scaning operation')
    pass
add()
delete()
change()
scan()