code: def get_blocks_struct(self):
          
          cur_x = 0
          cur_y = 0
          cur_z = 0
          blocks = {}
          for block_id in self.blocksList:
              blocks[(cur_x,cur_y,cur_z)] = block_id
              cur_y += 1
              if (cur_y > 127):
                  cur_y = 0
                  cur_z += 1
                  if (cur_z > 15):
                      cur_z = 0
                      cur_x += 1
          return blocks
docs: Return a dictionary with block ids keyed to (x, y, z).