classCar:def__init__(self,name,loss):loss[价格，油耗，公里数]self.name=nameself.loss=loss...

$data=[1,2,4,6,[2,5,6,7,[9,12,55,66,77]],];func...

采用os模块：importosdefget_filelist(dir):forhome,dirs,filesinos.walk(dir):print("目录列表")...

functionAllFile($dir){if($dh=opendir($dir)){while(($file=readdir($dh))!==false){...