python实现log日志的示例代码
源代码:
#coding=utf-8
importlogging
importos
importtime
LEVELS={'debug':logging.DEBUG,\
'info':logging.INFO,\
'warning':logging.WARNING,\
'error':logging.ERROR,\
'critical':logging.CRITICAL,}
logger=logging.getLogger()
level='default'
defcreateFile(filename):
path=filename[0:filename.rfind('/')]
ifnotos.path.isdir(path):
os.makedirs(path)
ifnotos.path.isfile(filename):
#创建并打开一个新文件
fd=open(filename,mode='w',encoding='utf-8')
fd.close()
classMyLog:
log_filename='E:/quality/it/pyrequest-master/log/itest.log'
err_filename='E:/quality/it/pyrequest-master/log/err.log'
dateformat='%Y-%m-%d%H:%M:%S'
logger.setLevel(LEVELS.get(level,logging.NOTSET))
createFile(log_filename)
createFile(err_filename)
#注意文件内容写入时编码格式指定
handler=logging.FileHandler(log_filename,encoding='utf-8')
errhandler=logging.FileHandler(err_filename,encoding='utf-8')
@staticmethod
#静态方法
defdebug(log_message):
setHandler('debug')
logger.debug("[DEBUG"+getCurrentTime()+"]"+log_message)
removerhandler('debug')
@staticmethod
definfo(log_message):
setHandler('info')
logger.info("[INFO"+getCurrentTime()+"]"+log_message)
removerhandler('info')
@staticmethod
defwarning(log_message):
setHandler('warning')
logger.warning("[WARNING"+getCurrentTime()+"]"+log_message)
removerhandler('warning')
@staticmethod
deferror(log_message):
setHandler('error')
logger.error("[ERROR"+getCurrentTime()+"]"+log_message)
removerhandler('error')
@staticmethod
defcritical(log_message):
setHandler('critical')
logger.critical("[CRITICAL"+getCurrentTime()+"]"+log_message)
removerhandler('critical')
#logger可以看做是一个记录日志的人,对于记录的每个日志,他需要有一套规则,比如记录的格式(formatter),
#等级(level)等等,这个规则就是handler。使用logger.addHandler(handler)添加多个规则,
#就可以让一个logger记录多个日志。
defsetHandler(level):
iflevel=='error':
logger.addHandler(MyLog.errhandler)
#handler=logging.FileHandler(log_filename)
#把logger添加上handler
logger.addHandler(MyLog.handler)
defremoverhandler(level):
iflevel=='error':
logger.removeHandler(MyLog.errhandler)
logger.removeHandler(MyLog.handler)
defgetCurrentTime():
returntime.strftime(MyLog.dateformat,time.localtime(time.time()))
if__name__=="__main__":
MyLog.debug("Thisisdebugmessage")
MyLog.info("Thisisinfomessage")
MyLog.warning("Thisiswarningmessage")
MyLog.error("Thisiserrormessage")
MyLog.critical("Thisiscriticalmessage")
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