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