Project Euler Problem#22

'''pthon prgram to find alphabetical value for each name in a text file and
multiply this value by its alphabetical position'''
file = open('p022_names.txt', "r")
file_contents = file.readlines()
file.close()

for line in file_contents:
    a=line[1:-1].split('","')
    a.sort()
dictionary = {}
for i in range(26):
    key = chr(ord('A') + i)
    value = i + 1
    dictionary[key] = value
sum=0
for i in a:    
    sum1=0
    for j in i:
        sum1+=dictionary[j]
    sum+=(sum1*(a.index(i)+1))
print(sum)  #31626