Code

Robot Rumble ALPHA
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def inbounds(coords, direction):
    x, y = coords + direction
    if (y==1 or y==17) and (x<5 or x>13): return False
    if (y==2 or y==16) and (x<4 or x>14): return False
    if (y==3 or y==15) and (x<3 or x>15): return False
    if (y==4 or y==14) and (x<2 or x>16): return False
    return True

def robot(state, unit):
    enemies = state.objs_by_team(state.other_team)
    closest_enemy = min(enemies,
        key=lambda e: e.coords.walking_distance_to(unit.coords)
    )
    debug.inspect(closest_enemy)
    team_coords = [obj.coords for obj in state.objs_by_team(unit.team)]
    
    direction = unit.coords.direction_to(closest_enemy.coords)
    dist = unit.coords.walking_distance_to(closest_enemy.coords)
    debug.log('want to go', direction)
    while Coords(unit.coords.x + direction.to_coords.x, unit.coords.y + direction.to_coords.y) in team_coords or Coords(unit.coords.x + direction.to_coords.x, unit.coords.y + direction.to_coords.y).walking_distance_to(closest_enemy.coords) > dist or not inbounds(unit.coords, direction):
        direction = direction.rotate_cw
        dist = Coords(unit.coords.x + direction.to_coords.x, unit.coords.y + direction.to_coords.y).walking_distance_to(closest_enemy.coords)  

    if unit.coords.distance_to(closest_enemy.coords) == 1:
        return Action.attack(direction)
    else:
        return Action.move(direction)