shortest_cardinal.py

def cardinal_distance_to_edge(loc, direction, limit):
    if limit > 0:
        next_step = gameMap.getLocation(loc, direction)
        site = gameMap.getSite(next_step)
        if next_step.owner == myID:
            return 1 + cardinal_distance_to_edge (next_step, direction, limit - 1)
        else: return 1
    else:
        return 1

def shortest_cardinal_to_edge(loc):
    shortest_dir = 0
    shortest_dist = 100000
    for cardinal in CARDINALS:
        distance = cardinal_distance_to_edge(loc, cardinal, max(gameMap.width, gameMap.height))
        if distance < shortest_dist:
            shortest_dist = distance
            shortest_dir = cardinal
    return shortest_dir