code: def read(self, offset, size):
      
      self._file_object.seek(offset, os.SEEK_SET)
      return self._file_object.read(size)
docs: Reads a byte string from the image object at the specified offset.
  
      Args:
        offset (int): offset where to start reading.
        size (int): number of bytes to read.
  
      Returns:
        bytes: data read.