'''
handler 名称：位置： 作用
StreamHandler: 日志输出到流
FIleHandler: 日志输出到文件
RotatingHandle: 日志回滚方式， 支持日志文件最大数量和日志文件回滚
'''
'''
logger = logging.getLogger('')
logger.setLevel(logging.INFO)
handler = logging.FileHandler('logs.txt')
handler.setLevel(logging.INFO)
formatter = logging.Formatter('%(asctime)s -%(levelname)s -%(lineno)d - %(message)s')
handler.setFormatter(formatter)
logger.addHandler(handler)
console = logging.StreamHandler()
console.setLevel(logging.INFO)
logger.addHandler(console)
logger.info('test12334444444')
'''
'''
日志回滚
'''
logger = logging.getLogger('')
Rthandler = RotatingFileHandler('demo.txt', maxBytes=10*1024*1024, backupCount=3)
formatter = logging.Formatter('%(asctime)s -%(levelname)s -%(lineno)d - %(message)s')
Rthandler.setFormatter(formatter)
logger.addHandler(Rthandler)
logger.setLevel(logging.DEBUG)
logging.debug('dsfhsdjhfsdjhdsf')
#!/usr/bin/env python
# -*- coding:utf-8 -*-
# @Desc 用于记录日志信息
import os
import logging
from logging import handlers
from logging.handlers import TimedRotatingFileHandler
from bmg.conf import project_settings as settings
_format = logging.Formatter("%(asctime)s %(filename)s %(lineno)s %(levelname)s - %(message)s",
"%Y-%m-%d %H:%M:%S")
def get_logger(file_name, formatter=_format):
if not file_name.endswith('.log'):
file_name = file_name + '.log'
path_name = os.path.join(settings.LOG_DIR, file_name)
logger = logging.getLogger(file_name)
if not logger.handlers:
logger.setLevel(logging.DEBUG)
log_file_handler = handlers.RotatingFileHandler(path_name,maxBytes=settings.FILE_MAX_SIZE, backupCount=3)
log_file_handler.setFormatter(formatter)
logger.addHandler(log_file_handler)
stream_handler = logging.StreamHandler()
stream_handler.setFormatter(formatter)
logger.addHandler(stream_handler)
return logger
