1-2 高级应用

~~~ #!/usr/bin/env python # coding: utf-8 # @Time : 2021/11/10 17:23 # @Author : YD # @Email : dinhe_1985@126.com # @File : log-2.py # @Software: PyCharm # @Blog : www.noteshare.cn import logging # 实例化记录器,设置记录器名称 logger = logging.getLogger(name='dinghe') logger.setLevel(logging.CRITICAL) # 创建处理器 # 屏幕输出 console = logging.StreamHandler() console.setLevel(logging.WARN) # 文件输出 file = logging.FileHandler(filename='addDemo.log') file.setLevel(logging.ERROR) # formatter格式化 # formatter = logging.Formatter("%(name)s|%(asctime)s|%(levelname)s|%(filename)s:%(lineno)s|%(message)s") formatter = logging.Formatter("%(asctime)s|%(levelname)s|%(filename)s:%(lineno)s|%(message)s") # 给处理器设置格式 console.setFormatter(formatter) file.setFormatter(formatter) # 创建过滤器（过滤标记）,可以作用在Handler flt = logging.Filter('root') # logger.addFilter(flt) # 记录器设置处理器 file.addFilter(flt) logger.addHandler(console) logger.addHandler(file) logger.debug('This is debug log') logger.info('This is info log') logger.warning('this is warning log') logger.error('this is error log root') logger.critical('this is critical log') ~~~ #### 时间格式详细格式参考 ``` https://docs.python.org/zh-cn/3.8/library/logging.html#logrecord-attributes https://docs.python.org/zh-cn/3.8/library/time.html#time.strftime ```