Currency symbol extractor script

currency.py

import csv

# data taken from http://www.currency-iso.org/en/home/tables/table-a1.html
# and consolidated.csv from http://datahub.io/dataset/iso-4217-currency-codes/resource/69ec48a5-4195-4439-92cf-d15096b9b20a
current_currencies = set()
with open('active_currencies.txt', 'rb') as file:
    for row in file:
        r = row.rstrip()
        current_currencies.add(r)

all_currencies = {}
with open('consolidated.csv', 'rb') as csvfile:
    for row in csvfile:
        reader = csv.reader(csvfile, delimiter=',', quotechar='"')
        for r in reader:
            if r[2] != "":
                all_currencies[r[2]] = r[1]

res = set()
for k, v in all_currencies.iteritems():
    if k in current_currencies:
        r = v + "|" + k
        res.add(r)

res_list = list(res)
res_list.sort()
for n in res_list:
    print n