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#coding:utf8 import logging import os import sys from logging.handlers import TimedRotatingFileHandler import re # cur_dir = os.path.dirname( os.path.abspath(__file__)) or os.getcwd() # sys.path.append(cur_dir + '/log_util') def set_logger(filename): # 创建logger对象。传入logger名字 logger = logging.getLogger(filename) # log_path = os.path.join(cur_dir, filename) # 设置日志记录等级 logger.setLevel(logging.INFO) # interval 滚动周期, # when="MIDNIGHT", interval=1 表示每天0点为更新点,每天生成一个文件 # backupCount 表示日志保存个数 file_handler = TimedRotatingFileHandler( filename=filename, when="MIDNIGHT",encoding="utf-8", interval=1, backupCount=3 ) # filename="mylog" suffix设置,会生成文件名为mylog.2020-02-25.log file_handler.suffix = "%Y-%m-%d.log" # extMatch是编译好正则表达式,用于匹配日志文件名后缀 # 需要注意的是suffix和extMatch一定要匹配的上,如果不匹配,过期日志不会被删除。 file_handler.extMatch = re.compile(r"^\d{4}-\d{2}-\d{2}.log$") # 定义日志输出格式 file_handler.setFormatter( logging.Formatter( "[%(asctime)s] [%(process)d] [%(levelname)s] - %(module)s.%(funcName)s (%(filename)s:%(lineno)d) - %(message)s" ) ) logger.addHandler(file_handler) return logger
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