def nearest_stop_on_route(route, location): stops = get_stops()
return dist """ get_nearest_stop(location) Gets the stop that is nearest to a given location, constrained by the list of active routes. Parameters: - location: a (lat,lng) tuple Returns: - a stop dictionary """ def get_nearest_stop(location): routes = get_routes() stops = get_stops() min_dist = -1 min_stop = {} # Intersect with North, South, East, Central if not routes: return None for stop in stops: if list(set(stop['routes']) & set(list(routes[n]['route_id'] for n in range(len(routes))))): stop_loc = (stop['location']['lat'], stop['location']['lng']) dist = lat_lng_dist(location, stop_loc) if min_dist < 0 or dist < min_dist: min_dist = dist min_stop = stop