from __future__ import absolute_import
import logging


def define_logger(filename="/data/logs/aa.log", debug=True):
    logger = logging.getLogger("")
    if debug == True:
        logger.setLevel(logging.INFO)
    else:
        logger.setLevel(logging.ERROR)

    # 设置输出格式
    formatter = logging.Formatter('%(asctime)s - %(name)s - %(lineno)d - %(levelname)s - %(message)s')

    # 设置日志文件处理器
    fh = logging.FileHandler(filename)
    fh.setFormatter(formatter)  # 为这个处理器添加格式

    # 设置屏幕stdout输出处理器
    formatter_stdout = logging.Formatter('%(name)s - %(levelname)s - %(message)s')
    sh = logging.StreamHandler(stream=None)
    sh.setFormatter(formatter_stdout)

    # 把处理器加到logger上
    logger.addHandler(fh)  # logger.addHandler(sh)