Function concat_datas

yolo_detector/darknet_opt/src/data.c:1298–1308

}

data concat_datas(data *d, int n)
{
    int i;
    data out = {0};
    for(i = 0; i < n; ++i){
        data new = concat_data(d[i], out);
        free_data(out);
        out = new;
    }
    return out;
}

data load_categorical_data_csv(char *filename, int target, int k)
{