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- #!/usr/bin/env python3
- # -*- coding: utf-8 -*-
- # File : log.py
- # Author: DaShenHan&道长-----先苦后甜,任凭晚风拂柳颜------
- # Date : 2022/9/6
- import os
- import logging
- from logging import handlers
- import sys
- dirname, filename = os.path.split(os.path.abspath(sys.argv[0]))
- LOG_ROOT = dirname
- print(LOG_ROOT)
- # logging.basicConfig(
- # # level=logging.INFO, # 控制台打印的日志级别
- # level=logging.DEBUG, # 控制台打印的日志级别
- # filename='dr.log', # 将日志写入log_new.log文件中
- # filemode='a', # 模式,有w和a,w就是写模式,每次都会重新写日志,覆盖之前的日志 a是追加模式,默认如果不写的话,就是追加模式
- # # format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
- # format="%(asctime)s:%(levelname)s:%(name)s -- %(message)s", datefmt="%Y/%m/%d %H:%M:%S" # 日志格式
- # )
- def get_logger(log_filename, level=logging.DEBUG, when='D', back_count=0):
- """
- https://blog.csdn.net/qq_39147299/article/details/124455632
- :brief 日志记录
- :param log_filename: 日志名称
- :param level: 日志等级 critical > error > warning > info > debug 当设置某个级别之后,把它低的不会被记录,例如级别设置为warning,则info和debug则会被丢弃
- :param when: 间隔时间:
- S:秒
- M:分
- H:小时
- D:天
- W:每星期(interval==0时代表星期一)
- midnight: 每天凌晨
- :param back_count: 备份文件的个数,若超过该值,就会自动删除
- :return: logger
- """
- # 创建一个日志器。提供了应用程序接口
- logger = logging.getLogger(log_filename)
- # 设置日志输出的最低等级,低于当前等级则会被忽略
- logger.setLevel(level)
- # 创建日志输出路径
- # log_path = os.path.join(LOG_ROOT, "logs")
- base_path = os.path.dirname(os.path.abspath(os.path.dirname(__file__))) # 上级目录
- log_path = os.path.join(base_path, f'logs')
- if not os.path.exists(log_path):
- os.mkdir(log_path)
- log_file_path = os.path.join(log_path, log_filename)
- # 创建格式器
- # formatter = logging.Formatter('%(asctime)s - %(pathname)s[line:%(lineno)d] - %(levelname)s: %(message)s',datefmt="%Y/%m/%d %H:%M:%S")
- formatter = logging.Formatter('%(asctime)s - %(pathname)s[line:%(lineno)d]:%(levelname)s:%(name)s -- %(message)s', datefmt="%Y-%m-%d %H:%M:%S")
- # 创建处理器:ch为控制台处理器,fh为文件处理器
- ch = logging.StreamHandler()
- ch.setLevel(level)
- # 输出到文件
- fh = logging.handlers.TimedRotatingFileHandler(
- filename=log_file_path,
- when=when,
- backupCount=back_count,
- encoding='utf-8')
- fh.setLevel(level)
- # 设置日志输出格式
- fh.setFormatter(formatter)
- ch.setFormatter(formatter)
- # 将处理器,添加至日志器中
- logger.addHandler(fh)
- logger.addHandler(ch)
- return logger
- logger = get_logger('dr.log')
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