for i in range(2, 41):
segments = slicer(raw_string, i, 50)
combine = itertools.combinations(segments, 2)
hamscore = 0
for s1, s2 in combine:
hamscore += hamming_distance(s1, s2) / i
hamscore /= 6
hams.append((hamscore, i))
hams.sort(key=itemgetter(0))
# Probable keylength
keylength = hams[0][1]
chunks = chunker(raw_string, keylength)
transposed_blocks = zip(*chunks)
i = 0
key = ""
for block in transposed_blocks:
scores = []
for x in range(0, 255):
scores.append((score_string(single_byte_bruteforce(bytearray(block), chr(x))), chr(x)))
scores.sort(key=itemgetter(0), reverse=True)
print "Probable key for block {0} is {1}".format(i, scores[0][1])
i += 1
key += scores[0][1]
print "Full key is {0}".format(key) + "\n"
print "Decoded message: \n" + repeating_key_xor(raw_string, key)
