• python 封装log带颜色


    代码

    # -*- coding: utf-8 -*-#
    # -------------------------------------------------------------------------------
    # Name:         log_color
    # Author:       yunhgu
    # Date:         2022/2/25 13:52
    # Description: 
    # -------------------------------------------------------------------------------
    import logging
    from logging.handlers import RotatingFileHandler
    
    import colorlog
    
    # 定义不同日志等级颜色
    log_colors_config = {
        'DEBUG': 'bold_cyan',
        'INFO': 'bold_green',
        'WARNING': 'bold_yellow',
        'ERROR': 'bold_red',
        'CRITICAL': 'red',
    }
    
    
    class Logger(logging.Logger):
        def __init__(self, name, level='DEBUG', file=None, encoding='utf-8'):
            super().__init__(name)
            self.encoding = encoding
            self.file = file
            self.level = level
            # 针对所需要的日志信息 手动调整颜色
            formatter = colorlog.ColoredFormatter(
                '%(log_color)s%(asctime)s [%(filename)s:%(''lineno)d] %(log_color)s%(levelname)s:s%(message)s',
                reset=True,
                log_colors=log_colors_config,
                secondary_log_colors={
                    'message': {
                        'DEBUG': 'blue',
                        'INFO': 'blue',
                        'WARNING': 'blue',
                        'ERROR': 'red',
                        'CRITICAL': 'bold_red'
                    }
                },
                style='%'
            )  # 日志输出格式
            # 创建一个FileHandler,用于写到本地
            rotatingFileHandler = logging.handlers.RotatingFileHandler(filename=self.name,
                                                                       maxBytes=1024 * 1024 * 50,
                                                                       backupCount=5)
            rotatingFileHandler.setFormatter(
                logging.Formatter('%(asctime)s [%(filename)s:%(''lineno)d] %(levelname)s:%(message)s'))
            rotatingFileHandler.setLevel(logging.DEBUG)
            self.addHandler(rotatingFileHandler)
            # 创建一个StreamHandler,用于输出到控制台
            console = colorlog.StreamHandler()
            console.setLevel(logging.DEBUG)
            console.setFormatter(formatter)
            self.addHandler(console)
            self.setLevel(logging.DEBUG)
    
    

    调用

    # -*- coding: utf-8 -*-#
    # -------------------------------------------------------------------------------
    # Name:         test
    # Author:       yunhgu
    # Date:         2022/2/25 13:53
    # Description: 
    # -------------------------------------------------------------------------------
    # 引入封装好的logger模块
    from log_color import Logger
    
    logger = Logger(name="log")
    logger.info("info")
    logger.error("error")
    logger.warning("waring")
    logger.critical("critical")
    logger.debug("debug")
    

    运行结果
    image

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  • 原文地址:https://www.cnblogs.com/yunhgu/p/15935932.html
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