flask 獲取staic 目錄下文件固定寫法
<script src="{{url_for('static',filename='js/global.js')}}"></script>
#editinter{
width:40px;
height:30px;
background: url({{url_for('static',filename='image/edit.png')}}) no-repeat;
background-size:90% 90%;
border:0px;
margin:0px;
}
