#!/usr/bin/env python

import pygame
from pygame.locals import *
from sys import exit

from random import *

pygame.init()
screen = pygame.display.set_mode((640, 480), 0, 32)

while True:
        
    for event in pygame.event.get():
        if event.type == QUIT:
            exit()
        
    random_color = (randint(0,255), randint(0,255), randint(0,255))        
    random_pos = (randint(0,639), randint(0,479))
    random_radius = randint(1,200)
    pygame.draw.circle(screen, random_color, random_pos, random_radius)    
        
    pygame.display.update()