player.execute("/gamerule spawnRadius 0")

etap1 = False
etap2 = False
etap3 = False
etap4 = False

def zbudujParkour():
    player.execute("setworldspawn " + player.position())

    builder.teleport_to(pos(5, 0, 0))
    builder.face(EAST)
    builder.mark()
    builder.shift(70, 70, 0)
    builder.line(PURPUR_STAIRS)

    builder.mark()
    builder.shift(2, 0, -4)
    builder.fill(DIAMOND_BLOCK)

player.on_chat("start", zbudujParkour)

while True:
    if blocks.test_for_block(DIAMOND_BLOCK, pos(0, -1, 0)) and not etap1:
        player.execute("setworldspawn " + player.position())
        etap1 = True

def etap_1_lub_2(blok_toru, block_checkpointa):
    for i in range(randint(10, 15)):
        przod = randint(2, 3)
        bok = randint(-1, 1)
        wysokosc = randint(-1, 1)
        dlugosc = randint(0, 3)

        builder.shift(przod, wysokosc, bok)
        builder.mark()