Facepunch Ticker Checker (Unfinished)

ticker.py

import urllib2,json,time,urllib2,getpass,hashlib,sys
from datetime import datetime

try:
	f = open ("date.txt", "r")
	date = json.load(f)
	print "Date loaded is " +str(datetime.utcfromtimestamp(1356645899))
	f.close()
except IOError:
		print "File not found"
		date = 0

user = raw_input("Input Username ")
password = getpass.getpass()
passwordmd5 = hashlib.md5(password).hexdigest()
url ="http://api.facepun.ch/?action=authenticate&username=superstepa&password="+passwordmd5
link = urllib2.urlopen(url)
auth = json.load(link)
for line in auth:
	if "error" in line:
		print "Error: Invalid username or password"
		raw_input("Press enter to exit")
		sys.exit(1)
	else:
		session = auth["session_id"]
print "Authorized"
url ="http://api.facepun.ch/?action=getticker&session_id-"+session
while 1:
	time.sleep(30)
	feed = urllib2.urlopen(url)
	jsonfeed = json.load(feed)
	events = jsonfeed["events"]
	for event in events:
		try:
			if (event["username"] == user) and (event['date'] > date):
				if (event['type'] == 'post'):
					print  "You posted in the '" + event['thread'] + "' thread in the " + event['forum'] + ' subforum'
				elif (event['type'] == 'closed'):
					print "Your '" + event['thread'] + "' thread have been closed, because '" + event["reason"] + "'" 
				elif (event['type'] == 'ban'):
					print "You have been banned by " + event['modusername'] + " for " + event["duration"] + ", because '" + event["reason"] + "'"
				elif (event['type'] == 'rating'):
					print event['username'] + ' rated you ' + event ['rating'] + " in the '" + event['thread'] + "'' thread"
				date = event['date']
				try:
					f = open ("date.txt", "w")
					json.dump(date,f)
					f.close()
				except IOError:
					print "File Error"
		except KeyError:
			pass
		try:
			if (event["mentioned"] == True):
				print "You have been mentioned by " + event["username"] + " in the '" + event['thread'] + "' thread"
		except KeyError:
			pass
	

I don't get an error in the authentication check at line 19 but I am not receiving the "rating" and "mentioned" events