code: def read(cls, filename, offset=None, encoding="iso-8859-1"):
          
          with fileutil.opened(filename, "rb") as file:
              if offset is None:
                  file.seek(-128, 2)
              else:
                  file.seek(offset)
              data = file.read(128)
              return cls.decode(data, encoding=encoding)
docs: Read an ID3v1 tag from a file.