Get word pattern

wordpattern.py

#!/bin/python

word = 'odysseus'
wordpattern = []
alphabet = {'a':0,'b':0,'c':0,'d':0,'e':0,'f':0,'g':0,'h':0,'i':0,'j':0,'k':0,'l':0,'m':0,'n':0,'o':0,'p':0,'q':0,'r':0,'s':0,'t':0,'u':0,'v':0,'w':0,'x':0,'y':0,'z':0}

def getWordPattern(word):
    word.lower()
    unique = 0
    occurances = []
    for l in word:
        i = 0
        if l in occurances:
            wordpattern.append(occurances.index(l))
        else:
            wordpattern.append(unique)
            unique += 1
            occurances.append(l)
        alphabet[l] += 1
        
getWordPattern(word)
print(wordpattern)
print(alphabet)