wargamesmy crypto100

#!/usr/bin/python
charset   = 'abcdefghijklmnopqrstuvwxyz'
encoded = 'fvrwslwslswhgacsremfberbubgrihgbtvi'

keys = open("wordlist.txt", "r")
for key in  keys.read().split('\n'):
    message = ''
    for i in range(len(encoded)) :
        p = charset.index(encoded[i])
        k = charset.index(key[i % len(key)])
        if k - p < 0 :
                message += charset[((p - k) + 26) % len(charset)]
        else :
                message += charset[(p - k) % len(charset)]
    if message[:-2].count('the')>1:
        print 'The key: ' + key
        print 'The message: ' + message
        break