日志配置模板

import logging
import os


class My_log(object):
    logg = logging.getLogger(__name__)
    logg.setLevel(logging.INFO)
    path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

    from logging.handlers import RotatingFileHandler
    fh = RotatingFileHandler(filename=path + ‘/my_log/test.log‘,
                             mode=‘a‘,
                             maxBytes=100 * 1024 * 1024,  #每个日志文件100兆
                             backupCount=5,
                             encoding=‘utf8‘)
    # fh = logging.FileHandler(path + ‘/my_log/test.log‘, mode=‘a‘)
    fh.setLevel(logging.INFO)

    log_format = logging.Formatter(‘%(asctime)s %(filename)s %(lineno)s %(levelname)s %(message)s‘)
    fh.setFormatter(log_format)

    logg.addHandler(fh)



if __name__ == ‘__main__‘:
    log = My_log()
    log.logg.error(‘这是一个错误信息‘)

import logging,os


def create_logger(app):
    logging_file_dir = app.config[‘LOGGING_FILE_DIR‘]

    flask_app_log = logging.getLogger(‘flask.app‘)

    flask_app_log.setLevel(logging.INFO)


    console_log_handler = logging.StreamHandler()  # 控制台处理器

    console_log_formatter = logging.Formatter(
        fmt=‘%(name)s %(levelname)s %(pathname)s %(lineno)d %(message)s ‘)

    console_log_handler.setFormatter(console_log_formatter)

    flask_app_log.addHandler(console_log_handler)

    from logging.handlers import RotatingFileHandler

    file_log_handler = RotatingFileHandler(
        filename=os.path.join(logging_file_dir,‘chat.log‘),
        maxBytes=100 * 1024 * 1024,
        backupCount=10)


    file_log_format = logging.Formatter(fmt=‘%(asctime)s %(name)s %(levelname)s  %(lineno)d %(message)s ‘)

    file_log_handler.setFormatter(file_log_format)

    # 单独设置文件日志的级别
    # file_log_handler.setLevel(logging.INFO)
    flask_app_log.addHandler(file_log_handler)


#调用方式，在init中
# 添加日志
app.config[‘PROPAGATE_EXCEPTIONS‘] = False      #设置传播异常，控制台和日志文件都有，
from utils.log import create_logger
create_logger(app)