manipulando xml com ajax jquery

xml_func.py

def read_xml():
	cj = CookieJar()
	opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cj))
	opener.open("http://192.168.1.100/astmanager/asterisk/mxml?action=login&username=admanager&secret=ad9898")

	tree = ElementTree(file=opener.open('http://192.168.1.100/astmanager/asterisk/mxml?action=queuestatus'))
	#print tree

	r = tree.getroot()
	#print r

	pessoa = r.find('response')
	print pessoa.attrib

	a=0
	lista=[]
	fila=[]
	for child in r:
		for var in child:
			if a == 0:
				print var.attrib['message']
				print '>>>>>>>>>>'
				a=a+1
			else:
				evento = var.attrib['event']
				if evento == 'QueueParams':
					if fila == []: #primeira entrada nome da fila
						fila.append(var.attrib['queue'])
						print var.attrib['queue']
						print '>>>>>>>>>>'
					else: #demais entradas noma da fila
						lista.append(fila)
						fila=[]
						fila.append(var.attrib['queue'])
						print var.attrib['queue']
						print '>>>>>>>>>>'
				elif evento == 'QueueMember': #entrada membros da fila
					print var.attrib['name']
					fila.append(var.attrib['name'])
					#print fila
				elif evento == 'QueueStatusComplete': #ultima entrada 
					lista.append(fila)
	#for lin in lista:
	#	lista = lin

	return response.json(lista)