python 日志

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#coding:utf-8   import logging import sys import os import datetime from logging import handlers class Logger(object):     def __init__(self,name):         LOGGING_TO_CONSOLE=True         LOGGING_LEVEL = logging.DEBUG         LOGGING_FORMATTER='%(asctime)s|%(filename)s %(funcName)s|line:%(lineno)d|%(levelname)s|%(message)s'               logger = logging.getLogger(name)         logger.setLevel(LOGGING_LEVEL)             path=os.path.abspath("../log")         data=datetime.date.today()         filename=os.path.join(path,str(data).replace("-","")+".log")         if not os.path.isdir(path):             os.mkdir(path)           formatter = logging.Formatter(LOGGING_FORMATTER,datefmt='%Y-%m-%d %X')           # file_handler = handlers.TimedRotatingFileHandler(filename=filename, when="h", interval=1, backupCount=10)         # file_handler.suffix = "%Y.%m.%d_%H.log"         # file_handler.setFormatter(formatter)         # logger.addHandler(file_handler)                         handler = handlers.RotatingFileHandler(filename, mode='a+',maxBytes=1024, backupCount=10)         handler.setFormatter(formatter)         logger.addHandler(handler)           if LOGGING_TO_CONSOLE:             stream_handler = logging.StreamHandler(sys.stderr)             stream_handler.setFormatter(formatter)             logger.addHandler(stream_handler)         self.logger = logger          def getLogger(self):         return self.logger

　　

 

[test.py]

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from logger import Logger logger = Logger("my_log").getLogger()   def test():     try:         b=9*9         4/0         logger.info("b={}".format(b))     except Exception as e:         print("except:{}".format(e))         logger.error(e)                     test() #2022-07-27 14:43:09|tests.py test|line:13|INFO|b=81 #2022-07-27 14:43:14|tests.py test|line:16|INFO|division by zero