python Drawing Method of Outputting Color Values of Specified Pixels

As shown below:

# -*- coding: utf-8 -*-
#-------------------------------------------------------------------------------
# Name:  module1
# Purpose:
#
# Author:  leniy_tsan
#
# Created: 10-04-2012
# Copyright: (c) leniy_tsan 2012
# Licence:  GPL v2
#-------------------------------------------------------------------------------
#!/usr/bin/env python
 
from PIL import Image
import random
 
x=136
y=76
 
c = Image.new("RGB",(x,y))
 
for i in range (0,x):
 for j in range (0,y):
  c.putpixel([i,j],(random.randint(0,255),random.randint(0,255),random.randint(0,255)))
 
c.show()
c.save("c.png")