How to remove the luck factor from a luck based system.

apartmentfinder.py

# -*- coding: utf-8 -*-
import time
import json
import urllib2
import random
import subprocess
import datetime

from BeautifulSoup import BeautifulSoup

"""
	https://marknad.studentbostader.se/widgets/?omraden=&egenskaper=SNABB&objektTyper=&actionId=&callback=jQuery17100253444043202945_1406813982377&widgets[]=koerochprenumerationer%40STD&widgets[]=objektfilter%40lagenheter&widgets[]=objektsortering%%40lagenheter&widgets[]=objektlista%%40lagenheter&widgets[]=pagineringgonew%%40lagenheter&widgets[]=pagineringlista%40lagenheter&widgets[]=pagineringgoold%40lagenheter&_=1406796622575

	_ attribute from normal requests:
	1406796622575
	1406796904098
	Unix time in seconds:
	1406796966
	_= unix timestamp ms

"""

curl = "https://marknad.studentbostader.se/widgets/?omraden=&egenskaper=%s&objektTyper=&actionId=&callback=&widgets[]=koerochprenumerationer%%40STD&widgets[]=objektfilter%%40lagenheter&widgets[]=objektsortering%%40lagenheter&widgets[]=objektlista%%40lagenheter&widgets[]=pagineringgonew%%40lagenheter&widgets[]=pagineringlista%%40lagenheter&widgets[]=pagineringgoold%%40lagenheter&_=%s"

def unix_time():
	return str(round(time.time()*1000))

def alert():
	for i in range(20):
		subprocess.Popen(["paplay", "/usr/share/sounds/KDE-Im-Message-In.ogg"])
		time.sleep(0.15)

def poll():
	res = urllib2.urlopen(curl % ("SNABB", unix_time(),)).read()
	html = json.loads(res[1:len(res)-2])[u'html'][u'objektlista@lagenheter']
	soup = BeautifulSoup(html)
	t = datetime.datetime.now()
	if soup.find('div', {"class": "NoResult"}) is None:
		print "[%s] Appartment found!!" % (t.strftime("%H:%M:%S"), )
		alert()
	else:
		print "[%s] Nope" % (t.strftime("%H:%M:%S"), )


while True:
	poll()
	time.sleep(random.randrange(20, 30))