gistfile1.json

                                                                                                                              
    {
        'id'            : 1,
        'price'         : 110,//价格
        'stock_num'     : 10, //库存数量
        'solded_num'    : 10, //已销售数量
        'k1'            : "颜色",
        "k1_id"         : 5,
        'k2'            : "尺寸",
        "k2_id"         : 6,
        'v1'            : "白色",
        "v1_id"         : 15, 
        'v2'            : "尺寸",
        "v2_id"         : 16, 
    }