Python--logging模块不同级别写入到不同文件

将不同级别的logging 日志信息写入到不同文件

# -*- coding: utf-8 -*-
import os
import time
import logging
import inspect
from logging.handlers import rotatingfilehandler


dir = os.path.dirname(__file__)
dir_time = time.strftime('%y-%m-%d', time.localtime())

handlers = {logging.notset: os.path.join(dir, 'notset_%s.log'%dir_time),

            logging.debug: os.path.join(dir, 'debug_%s.log'%dir_time),

            logging.info: os.path.join(dir, 'info_%s.log'%dir_time),

            logging.warning: os.path.join(dir, 'warning_%s.log'%dir_time),

            logging.error: os.path.join(dir, 'error_%s.log'%dir_time),

            logging.critical: os.path.join(dir, 'critical_%s.log'%dir_time),
            }


def createhandlers():
    loglevels = handlers.keys()

    for level in loglevels:
        path = os.path.abspath(handlers[level])
        handlers[level] = rotatingfilehandler(path, maxbytes=10000, backupcount=2, encoding='utf-8')

# 加载模块时创建全局变量

createhandlers()


class tnlog(object):

    def printfnow(self):
        return time.strftime('%y-%m-%d %h:%m:%s', time.localtime())

    def __init__(self, level=logging.notset):
        self.__loggers = {}

        loglevels = handlers.keys()

        for level in loglevels:
            logger = logging.getlogger(str(level))

            # 如果不指定level，获得的handler似乎是同一个handler?

            logger.addhandler(handlers[level])

            logger.setlevel(level)

            self.__loggers.update({level: logger})

    def getlogmessage(self, level, message):
        frame, filename, lineno, functionname, code, unknowfield = inspect.stack()[2]

        '''日志格式：[时间] [类型] [记录代码] 信息'''

        return "[%s] [%s] [%s - %s - %s] %s" % (self.printfnow(), level, filename, lineno, functionname, message)

    def info(self, message):
        message = self.getlogmessage("info", message)

        self.__loggers[logging.info].info(message)

    def error(self, message):
        message = self.getlogmessage("error", message)

        self.__loggers[logging.error].error(message)

    def warning(self, message):
        message = self.getlogmessage("warning", message)

        self.__loggers[logging.warning].warning(message)

    def debug(self, message):
        message = self.getlogmessage("debug", message)

        self.__loggers[logging.debug].debug(message)

    def critical(self, message):
        message = self.getlogmessage("critical", message)

        self.__loggers[logging.critical].critical(message)


if __name__ == "__main__":
    logger = tnlog()

    logger.debug("debug")
    logger.info("info")
    logger.warning("warning")
    logger.error("error")
    logger.critical("critical")