python pygame練習6

#! /usr/bin/env python2.7# -*- coding:utf-8 -*-#File:PG6.py#Date:2013-7-31#Author:wangyuimport pygamefrom pygame.locals import *from sys import exitfrom random import randintpygame.init()screen=pygame.display.set_mode((640,480),0,32)while True:    for event in pygame.event.get():        if event.type==QUIT:            exit()        rand_col=(randint(0,255),randint(0,255),randint(0,255))        for _ in range(100):            rand_pos=(randint(0,639),randint(0,479))            screen.set_at(rand_pos,rand_col)        pygame.display.update()

這個是產生一些點,其中每個點都是隨機點!