How to use the mcpi.block.DIAMOND_BLOCK function in mcpi

#Has the player moved more than 0.2 in any horizontal (x,z) direction

        if ((movementX < -0.2) or (movementX > 0.2) or (movementZ < -0.2) or (movementZ > 0.2)):

            #Project players direction forward to the next square
            nextPlayerPos = playerPos
            # keep adding the movement to the players location till the next block is found
            while ((int(playerPos.x) == int(nextPlayerPos.x)) and (int(playerPos.z) == int(nextPlayerPos.z))):
                nextPlayerPos = minecraft.Vec3(nextPlayerPos.x - movementX, nextPlayerPos.y, nextPlayerPos.z - movementZ)

            #Is the block below the next player pos air, if so fill it in with DIAMOND
            blockBelowPos = roundVec3(nextPlayerPos)
            blockBelowPos.z = blockBelowPos.z - 1
            blockBelowPos.y = blockBelowPos.y - 1
            if mc.getBlock(blockBelowPos) == block.AIR:
                mc.setBlock(blockBelowPos.x, blockBelowPos.y, blockBelowPos.z, block.DIAMOND_BLOCK)

            #Store players last position
            lastPlayerPos = playerPos

            #Delay
        time.sleep(0.01)

def main():
    mc.postToChat("Funkcje w Minecrafcie")  # wysłanie komunikatu do mc
    plac(-80, -20, -80, 160)
    mc.player.setPos(17, 17, 24)
    uklad(block.DIAMOND_BLOCK)
    trygon()
    return 0

def main():
    mc.postToChat("Funkcje w Minecrafcie")  # wysłanie komunikatu do mc
    plac(-80, -20, -80, 160)
    mc.player.setPos(17, 17, 24)
    uklad(block.DIAMOND_BLOCK)
    trygon()
    return 0

def drawClock(mc, clockCentre, radius, time):
    
    blockType = block.DIAMOND_BLOCK
    #draw the circle
    drawCircle(mc, clockCentre.x, clockCentre.y, clockCentre.z, radius, blockType)

    #draw hour hand
    drawHourHand(mc, clockCentre, time.hour, time.minute, block.DIRT)
    
    #draw minute hand
    drawMinuteHand(mc, clockCentre, time.minute, block.STONE)

    #draw second hand
    drawSecondHand(mc, clockCentre, time.second, block.WOOD_PLANKS)

def main():
    mc.postToChat("Funkcje w Minecrafcie")  # wysłanie komunikatu do mc
    plac(-80, -20, -80, 160)
    mc.player.setPos(-8, 10, 26)
    uklad(block.DIAMOND_BLOCK)
    fun1()
    fun2()
    fun3()
    return 0

#!/usr/bin/env python

# as shared on mcpipy.com

import mcpi.minecraft as minecraft
import mcpi.block as block
import time
import server


# If you are running this script with the bukkit mod, then use a diamond block as the magic center block for teleporting
# comment/uncomment below as appropriate
magic_block = block.DIAMOND_BLOCK # for bukkit server
#magic_block = block.NETHER_REACTOR_CORE # for raspberry pi

if __name__ == "__main__": # The script
    mc = minecraft.Minecraft.create(server.address)
    loc = mc.player.getPos()
    x = loc.x
    y = loc.y - 1
    z = loc.z
    for z_z in range (int(z-1), int(z+2)):
        for x_x in range(int(x-1), int(x+2)):
            mc.setBlock(x_x,y,z_z, block.COBBLESTONE)
            mc.setBlock(x_x,y+1,z_z, block.AIR)

mc.setBlock(x,y,z, magic_block)

# pobieramy ilość punktów w kwadracie
    ileKw = int(raw_input("Podaj ilość losowanych punktów: "))
    ileKo = 0  # ilość punktów w kole
    wKwadrat = []  # pomocnicza lista punktów w kwadracie
    wKolo = []  # pomocnicza lista punktów w kole

    for i in range(ileKw):
        blok = block.OBSIDIAN
        x = round(random.uniform(-r, r))
        y = round(random.uniform(-r, r))
        z = round(random.uniform(-r, r))
        wKwadrat.append((x, y, z))
        print x, y, z
        if abs(x)**2 + abs(z)**2 <= r**2:
            blok = block.DIAMOND_BLOCK
            ileKo += 1
            wKolo.append((x, y, z))

        mc.setBlock(x, y, z, blok)

    mc.postToChat("W kole = " + str(ileKo) + " W Kwadracie = " + str(ileKw))
    pi = 4 * ileKo / float(ileKw)
    mc.postToChat("Pi w przyblizeniu: {:.10f}".format(pi))
    mc.postToChat("Stan na kamieniu!")

    while True:
        poz = mc.player.getPos()
        x, y, z = poz
        if mc.getBlock(x, y - 1, z) == block.STONE.id:
            for pkt in wKolo:
                x, y, z = pkt

# pobieramy ilość punktów w kwadracie
    ileKw = int(raw_input("Podaj ilość losowanych punktów: "))
    ileKo = 0  # ilość punktów w kole
    wKwadrat = []  # pomocnicza lista punktów w kwadracie
    wKolo = []  # pomocnicza lista punktów w kole

    for i in range(ileKw):
        blok = block.OBSIDIAN
        x = round(random.uniform(-r, r))
        y = round(random.uniform(-r, r))
        z = round(random.uniform(-r, r))
        wKwadrat.append((x, y, z))
        print x, y, z
        if abs(x)**2 + abs(z)**2 <= r**2:
            blok = block.DIAMOND_BLOCK
            ileKo += 1
            wKolo.append((x, y, z))

        mc.setBlock(x, y, z, blok)

    mc.postToChat("W kole = " + str(ileKo) + " W Kwadracie = " + str(ileKw))
    pi = 4 * ileKo / float(ileKw)
    mc.postToChat("Pi w przyblizeniu: {:.10f}".format(pi))
    mc.postToChat("Stan na kamieniu!")

    while True:
        poz = mc.player.getPos()
        x, y, z = poz
        if mc.getBlock(x, y - 1, z) == block.STONE.id:
            for pkt in wKolo:
                x, y, z = pkt

mcDrawing.drawSphere(-15,15,-15,5,block.OBSIDIAN.id)

#face - solid triangle
faceVertices = []
faceVertices.append(minecraft.Vec3(0,0,0))
faceVertices.append(minecraft.Vec3(5,10,0))
faceVertices.append(minecraft.Vec3(10,0,0))
mcDrawing.drawFace(faceVertices, True, block.SNOW_BLOCK.id)

#face - wireframe square - using Points
faceVertices = Points()
faceVertices.add(0,0,5)
faceVertices.add(10,0,5)
faceVertices.add(10,10,5)
faceVertices.add(0,10,5)
mcDrawing.drawFace(faceVertices, False, block.DIAMOND_BLOCK.id)

#face - 5 sided shape
faceVertices = []
faceVertices.append(minecraft.Vec3(0,15,0))
faceVertices.append(minecraft.Vec3(5,15,5))
faceVertices.append(minecraft.Vec3(3,15,10))
faceVertices.append(minecraft.Vec3(-3,15,10))
faceVertices.append(minecraft.Vec3(-5,15,5))
mcDrawing.drawFace(faceVertices, True, block.GOLD_BLOCK.id)