random de cadeau en python

cadeau.py

import random
geekzone = ["AcidBen","Beasty","Mech","Azariel","BarracuddA","KaD","LordK","gabs431","Marmottas","Glasofruix","fabiouchka","Lukkant","Anaethelion","fuful","Drakulls","guts","Bussiere","ghigis"]
haruhi = [{"ElKaizer":"18"},{"baka-saru":"18"},{"Nautawi":"18"},{"Sedeto":"18"},{"Aryth":"Poste"},{"Grimm":"18"},{"Le Commandant":"18"},{"Fskng":"18"},{"toutoune134":"Poste"},{"nefka":"18"},{"ziassan":"18"},{"elfe":"18"},{"Bussiere":"18"}]



def sortliste(liste):
    i = 0
    chaine = ""
    while  liste :    
        rand = (random.randint(0,len(liste)-1))
        nom1 = liste[rand]
        if i == 0 :
            nomfinal = nom1
            i = 1
        del liste[rand]
        if (len(liste) > 0):
            rand = (random.randint(0,len(liste)-1))
            nom2 = liste[rand]
            del liste[rand]
            chaine += str(nom1)+"->"+str(nom2)+"->"
        else :
            nom2 = nomfinal
            chaine += str(nom1)+"->"+str(nom2)
    print chaine

sortliste(geekzone)
sortliste(haruhi)