def get_best_route(self, from_station, to_station, lines):
route = Route()
route.from_stop = from_station
route.to_stop = to_station
route.stops = 9999
if len(lines) == 0:
route.stops = 9999
return route
else:
for each_line in lines:
line = self.lines[each_line]
start_index = 0
stop_index = 0
for i in range(0, len(line.stations)):
if line.stations[i] == from_station:
start_index = i
elif line.stations[i] == to_station:
stop_index = i
stops = abs(start_index - stop_index)
if stops < route.stops:
route.stops = stops
route.line_number = line.line_number
return route
