之前写的自定义日志器存在不完善，现在进行自定义日志器优化：

1. 读取yaml日志配置文件
2. 更改日志配置路径
3. 使用logging.config.dictConfig配置日志
4. 获取Logger进行使用

代码展示

yaml日志配置文件

# version must be 1
# logger配置文件
#########################################logging yaml profile##################################################

version: 1
disable_existing_loggers: False
formatters:
        simple:
            format: "%(asctime)s - %(thread)s - [%(levelname)s] %(pathname)s - %(funcName)s  : %(message)s"
#filters:
handlers:
    info_file_timedRotatingFileHandler:
            class: logging.handlers.TimedRotatingFileHandler
            level: INFO
            formatter: simple
            filename: autoRunner.log
            when: 'midnight'
            backupCount: 20
            encoding: utf8
    error_file_timedRotatingFileHandler:
            class: logging.handlers.TimedRotatingFileHandler
            level: ERROR
            formatter: simple
            filename: autoRunner_error.log
            when: 'midnight'
            backupCount: 20
            encoding: utf8
    warn_file_timedRotatingFileHandler:
            class: logging.handlers.TimedRotatingFileHandler
            level: WARN
            formatter: simple
            filename: autoRunner_warn.log
            when: 'midnight'
            backupCount: 20
            encoding: utf8
root:
    level: INFO
    handlers: [info_file_timedRotatingFileHandler,error_file_timedRotatingFileHandler,warn_file_timedRotatingFileHandler]

自定义日志类

#!/usr/bin/python3
# -*- coding: utf-8 -*-
# Author  : holidaylzz
# Time    : 2020/7/13
import os
import yaml.scanner
import logging
from logging.config import dictConfig

from autoRunner.utils.path_utils import pathUtil


# DEFAULT_LOG_CONFIG_PATH = PathUtils().get_project_abspath('autoRunner', 'conf', 'logging.yml')
DEFAULT_LOG_CONFIG_PATH = os.path.join(pathUtil.rootPath, 'autoRunner','conf', 'logging.yml')
DEFAULT_LOG_PATH = pathUtil.get_project_abspath('log')
DEFAULT_LOG_NAME = 'autoRunner.log'


class LogUtils(object):

    def __init__(self, logger_name, config_path=DEFAULT_LOG_CONFIG_PATH, log_path=DEFAULT_LOG_PATH, log_name=DEFAULT_LOG_NAME):
        """
        :param logger_name:
        :param config_path:
        :param log_path:
        :param log_name:
        """
       	# 新建日志文件目录,一定要新建这个目录否则会FileNotFoundError
        os.makedirs(log_path, exist_ok=True)
        
        # read logging.yml
        with open(config_path, 'rt') as file:
            config = yaml.safe_load(file.read())

        # 遍历logging.yml文件字典的handlers,修改filename
        for handler, handler_value in config['handlers'].items():
            if handler_value['level'] == 'INFO':
                handler_value['filename'] = os.path.join(log_path, log_name)
                continue
            if handler_value['level'] == 'ERROR':
                # 通过切片找到errorlog
                handler_value['filename'] = os.path.join(log_path, f'{log_name[:-4]}_error.log')
                continue
            if handler_value['level'] == 'WARN':
                # 通过切片找到warnlog
                handler_value['filename'] = os.path.join(log_path, f'{log_name[:-4]}_warn.log')
                continue
        # 配置logging
        logging.config.dictConfig(config)
        self.__logger = logging.getLogger(logger_name)

    @property
    def logger(self):

        return self.__logger


if __name__ == '__main__':
    log = LogUtils('AAA').logger
    try:
        d = 1/0
    except Exception as e:
        log.exception('error --->>> %s', e)

输出：
生成3个level的日志文件

最后

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