如何读取波形文件并在python上打印西方音乐中的音符

Question

var _convertBoxShadowToTgba = function (boxShadow) {
        return boxShadow.replace(/rgb|\)/g, function($0) {
                 if ($0 == 'rgb') { return 'rgba';}
                 if($0 == ')') {return ', 1)';}
            });
 };
 var original = "rgb(250, 0, 0) 10px 10px 50px 0px";
 var final = _convertBoxShadowToTgba(original);
 console.log('original', original);
 console.log('final', final);