这个是对python的logging模块进行设置，把logging的设置封装到函数中，用时只要导入就可以了，日志可以保存到文件中，也可以显示到屏幕上。-This is a python s logging module settings, set the logging package to function, as long as the import can be used when the log can be saved to a file, can also be displayed on the screen.