MACtoKML.py

import urllib2, json, re

raw = open("data.txt").read() #[\w\d]{2}:[\w\d]{2}:[\w\d]{2}:[\w\d]{2}:[\w\d]{2}
parse = re.compile("\t(.*?)\s((?:[\w\d]{2}:?){6}).*?(-\d+\s*dBm)\s*(-\d+\s*dBm)")

kml = open("data.kml", "w")
#"signal_strength": 8,		"request_address": true,
request = '{"version": "1.1.0","host": "maps.google.com","address_language": "en_US", "wifi_towers": [{"mac_address": "%s","age": 0}]}'

kmlHead = '<?xml version="1.0" encoding="UTF-8"?>\n<kml xmlns="http://www.opengis.net/kml/2.2">\n<Folder>\n'
kmlBody = '<Placemark>\n<name>%s</name>\n<description>%s</description>\n<Point><coordinates>%f,%f,0</coordinates></Point>\n</Placemark>\n'
kmlTail = '</Folder>\n</kml>'

kml.write(kmlHead)
for bsid, addr, noise, quality in parse.findall(raw):
	response = urllib2.urlopen("http://www.google.com/loc/json", data=request % (addr)).read()
	data = json.loads(response)
	name = "BSID: %s" % (bsid)
	longitude = data["location"]["longitude"]
	latitude = data["location"]["latitude"]
	description = "MAC: %s\tNoise: %s\tQuality: %s" % (addr, noise, quality)
	kml.write(kmlBody % (name, description, longitude, latitude))
kml.write(kmlTail)
kml.close()