old_contents: #import the needed modules fo communication with minecraft world
  from mcpi.minecraft import *
  # import needed block defintiions
  from mcpi.block import *
  # needed to slow down the wall building
  from time import sleep
  # needed to generate a random number for the colour of wool
  from random import randint
  
  if __name__ == "__main__":
  
      # Create a connection to the Minecraft game
      mc = Minecraft.create()
  
      # Get the player position
      playerPosition = mc.player.getTilePos()
  
      # define the position of the bottom left block of the wall
      blockXposn = playerPosition.x + 6
      firstColumnX = blockXposn
      blockYposn = playerPosition.y + 1
      blockZposn = playerPosition.z + 6
  
      # Create a wall using nested for loops
      for row in range(6):
          # increase the height of th current row to be built
          blockYposn += 1
          blockXposn = firstColumnX
          for column in range(10):
              #increase the distance along the row that the block is placed at
              blockXposn += 1
              #Generate a random number within the allowed range of colours
              randomNumber = randint(0,15)
              print("random number to be used = "+ str(randomNumber))
              print("Creating block at", blockXposn, blockYposn)
              # Create a block
              mc.setBlock(blockXposn, blockYposn, blockZposn, WOOL.withData(randomNumber))
              sleep(0.5)
  
new_contents: #import the needed modules fo communication with minecraft world
  from mcpi.minecraft import *
  # import needed block defintiions
  from mcpi.block import WOOL
  # needed to slow down the wall building
  from time import sleep
  # needed to generate a random number for the colour of wool
  from random import randint
  
  # create a function to create a random block of wool
  def getWoolBlockWithRandomColour():
      #Generate a random number within the allowed range of colours (0 to 15 inclusive)
      randomNumber = randint(0,15)
      print("random number to be used = "+ str(randomNumber))
      block = WOOL.withData(randomNumber)
      return block
  
  
  if __name__ == "__main__":
  
      # Create a connection to the Minecraft game
      mc = Minecraft.create()
  
      # Get the player position
      playerPosition = mc.player.getTilePos()
  
      # define the position of the bottom left block of the wall
      blockXposn = playerPosition.x + 6
      firstColumnX = blockXposn
      blockYposn = playerPosition.y + 1
      blockZposn = playerPosition.z + 6
  
      # Create a wall using nested for loops
      for row in range(6):
          # increase the height of th current row to be built
          blockYposn += 1
          blockXposn = firstColumnX
          for column in range(10):
              #increase the distance along the row that the block is placed at
              blockXposn += 1
              print("Creating block at", blockXposn, blockYposn, blockZposn)
              # Create a block
              mc.setBlock(blockXposn, blockYposn, blockZposn, getWoolBlockWithRandomColour())
              sleep(0.5)
  
subject: Change to use function for block generation