#!/usr/bin/env python

from electrum import SimpleConfig, set_verbosity
from electrum.network import filter_protocol
import time, Queue
from collections import defaultdict

import util, json
set_verbosity(False)

config = SimpleConfig()
servers = filter_protocol(protocol = 't')
results = util.send_request(servers, 'blockchain.headers.subscribe', [])

d = defaultdict(int)

for k, r in results.items():
    blocks = r.get('block_height')
    d[blocks] += 1



for k, v in results.items():
    print k, v.get('block_height')

v = d.values()
numblocks = d.keys()[v.index(max(v))]
print "blocks:",numblocks