show_me_the_money

#!/usr/bin/fades

import json
import requests  # fades
import os


DOLAR = "USD"
LIBRA = "GBP"
EURO = "EUR"


def show_and_set_currency(currency_type):
    url = "http://www.google.com/finance/info?q=CURRENCY:{}ARS".format(currency_type)
    req = requests.get(url)
    vals = json.loads(req.content.decode('utf8')[4:])
    current = vals[0]['l']
    print("{}: {}".format(currency_type, current))
    os.environ[currency_type] = current
    

show_and_set_currency(DOLAR)
show_and_set_currency(EURO)
show_and_set_currency(LIBRA)