def _move_to_next(fid, byte=8):
 now = fid.tell()
 if ((now % byte) != 0):
  now = ((now - (now % byte)) + byte)
  fid.seek(now, 0)

def _move_to_next ( fid , byte = 8 ) : now = fid . tell ( ) if ( ( now % byte ) != 0 ) : now = ( ( now - ( now % byte ) ) + byte ) fid . seek ( now , 0 )
move to next byte boundary .