#! /usr/bin/env python

from __future__ import print_function

from foolscap import Tub
from foolscap.eventual import eventually
import sys
from twisted.internet import reactor

def go():
    t = Tub()
    d = t.getReference(sys.argv[1])
    d.addCallback(lambda rref: rref.callRemote("get_memory_usage"))
    def _got(res):
        print(res)
        reactor.stop()
    d.addCallback(_got)

eventually(go)
reactor.run()
