#!/usr/bin/python3 import sys, fileinput address = 0 for line in fileinput.input('-'): # the 14- is to reverse the byte order to little endian formatedLine = ' '.join(line[14-i:14-i+2] for i in range(0, len(line), 2)) sys.stdout.write('@{:08x} {:s}\n'.format(address, formatedLine)) address+=8