def tsp(curr_loc):
res = SensorData.all_newest_both()
res = sorted(res, key=lambda a: a[1].estValue(a[0]))
res = res[:8]
logging.info(res)
points = [curr_loc] + ["{0},{1}".format(w[0].wgs84.lat, w[0].wgs84.lon) for w in res] + [curr_loc]
route = maps(points)
logging.info("route {0}".format(route))
order = route['routes'][0]['waypoint_order']
waypoints = route['geocoded_waypoints']
ans = [curr_loc]
wps = []
for o in order:
ans.append(points[1:-1][o])
wps.append(waypoints[o])
logging.info("ans {0}".format(ans))
return ans, waypoints
