A python script to convert addresses into lat/lng pairs via Google's API.

geocode.py

import time
import json
import urllib2
import csv

def geocode(a):
	h = a.replace(' ', '+')
	req = 'http://maps.googleapis.com/maps/api/geocode/json?address=' + h + '&sensor=false'
	data = json.load(urllib2.urlopen(req))
	ploc = data['results']
	if not ploc:
		print "CANT FIND: ", a
		return -1, -1
	else:
		loc = ploc[0]['geometry']['location']
		return loc['lat'], loc['lng']

def printGeocodes(csv_file, wait_s=True):
	with open(csv_file, 'rb') as csvfile:
		reader = csv.reader(csvfile, delimiter=',')
		for row in reader:
			time.sleep(1)
			lat, lng = geocode(row[-1])
			print lat, ',', lng