extract mobile country codes from webpage

mcc-parser.py

from bs4 import BeautifulSoup
import urllib2
from collections import defaultdict

if __name__ == '__main__':

    page = urllib2.urlopen("http://mcc-mnc.com")
    html = page.read()
    soup = BeautifulSoup(html, "html.parser")

    table_body = soup.find("tbody")
    rows = table_body.findAll("tr")

    data = defaultdict(frozenset)
    for row in rows:
        columns = row.findAll("td")
        mcc = columns[0].string.strip()
        country_iso_code = columns[2].string.strip()

        items = set(data[country_iso_code])
        items.add(mcc)

        data[country_iso_code] = frozenset(items)

    for key, values in data.iteritems():
        s = ""
        for value in values:
            s += value + ", "
        s = s[:-2]
        print('.put("%s", ImmutableList.of(%s))' % (key.upper(), s))