random cuber- pymel

from pymel.core import *
import random as r

print rando
x = 0
ping = []
for i in range(-20,21): #Range for Ping
    ping.append(i)
ra = 101   #Range
xx = 0
baseParent = [polyCube(n='baseParent',h=.5,d=.5,w=.5)[0]]
rotate(baseParent, 5,3,19)
for i in range(0,ra):
    if i == 0:
        x /= 2
    if x == len(ping):
        ping.reverse()
        x = 0

    rando = r.randint(0,len(ping)-1)
    rando2 = r.randint(0,len(ping)-1)
    rando3 = r.randint(0,1)
    cuby = [polyCube(n='pCube_{0}'.format(i))][0][0]
    yy = [rando, rando2]
    zz = [rando2, rando]
#    rotate(cuby,0,45,0,os=1)
    move(cuby.sp,0,0,-.5,r=1) # move scale pivot
    move(cuby.rp,0,0,-.5,r=1) # move rotate pivot
    move(cuby, yy[rando3], zz[rando3], i, ls=1) # move cube
    scale(cuby, 1,1,1,
    print ping[rando]
    #parent the cubes to each other in a line

    parent(cuby, baseParent[i])
    baseParent.append(cuby)

    x += 1
    xx += 1
 #   print i
print '_________________________________'

x = ra
for i in range(0,ra):

    sl = select(baseParent[x],add =1 )

    print x
    x -= 1