hexdump.py

#!/usr/bin/python
# -*- coding: utf-8 -*-

def hexdump(src, length=16):
	lines = []
	for c in xrange(0, len(src), length):
		chars = src[c:c+length]
		hex = ' '.join(["%02x" % ord(x) for x in chars])
		printable = ''.join(["%s" % ((ord(x) <= 127 and x) or '.') for x in chars])
		lines.append("%04x  %-*s  %s\n" % (c, length*3, hex, printable))
	return ''.join(lines)
	
print hexdump("XW?LS?あb")