#!/usr/bin/python
# -*- coding: utf-8 -*-

import json,sys,urllib.request,time

if len(sys.argv) != 3:
    print("Usage: btc usd,eur,btc nok")
    sys.exit()

currencies = sys.argv[1]
basecurrency = sys.argv[2]

currencyurl = "http://freecurrencyrates.com/api/action.php?do=cvals&iso=" + currencies.replace(',','') + "&f=" + basecurrency + "&v=1&s=cbr"
f = urllib.request.urlopen(currencyurl)
obj = json.loads(f.read())
res="";
for c in currencies.split(','):
    res += c.upper() + ":{:,.2f}".format(1/obj[c.upper()]).replace(',',' ')

# some unicode currency code replacement (optional)
res = res.replace("USD", "   $")
res = res.replace("EUR", "   €")
res = res.replace("BTC", "   ")

print(res);