code: func (f *File) DisplayPath() string {
  	fip := f.FileInfo().Path
  	if len(fip) == 0 {
  		return f.t.info.Name
  	}
  	return strings.Join(fip, "/")
  
  }
docs: // The relative file path for a multi-file torrent, and the torrent name for a
  // single-file torrent.