#!/usr/bin/env python
# -*- coding: utf-8 -*-
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# to you under the Apache License, Version 2.0 (the
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# See the License for the specif


# a script to convert a given key in hex format to token using RandomPartitioner

import hashlib
import binascii
import sys

if len(sys.argv) < 2:
    print "usage: python token.py <key in hex format>"
    sys.exit(1)

key = binascii.unhexlify(sys.argv[1])

# Calculate MD5 digest and convert it to hex format
digest = hashlib.md5(key).hexdigest()

# Convert the hash digest to 2's complement form
token  = long(digest, 16)
bits   = 128
if ((token & (1 << (bits - 1))) != 0):
    token = token - (1 << bits)

# Convert the resulting number to unsigned form
print abs(token)

Add a script to convert hex formatted key to token using random partitioner