Consistent Password Hashing, for Developers

pwapp2.py

#!/usr/bin/python
import hashlib
import sys

def main(key, username, hostname):
    m = hashlib.md5('%s%s%s' % (key, username, hostname))
    h = m.hexdigest()
    f8 = h[:8]
    print f8

if __name__ == '__main__':
    main(*sys.argv[1:])