这个脚本能够打印出指定频道今天的节目单。

#! /usr/bin/python
# -*- coding: utf-8 -*-
import urllib,re,unicodedata,string,sys
from time import strftime,localtime
channel={"1":"CCTV-1","2":"CCTV-2","3":"CCTV-3","4":"CCTV-4亚洲",
        "5":"CCTV-4欧洲","6":"CCTV-4美洲","7":"CCTV-5","8":"CCTV-6",
        "9":"CCTV-7","10":"CCTV-8","11":"CCTV-9","12":"CCTV-10",
        "13":"CCTV-11","14":"CCTV-12","15":"CCTV新闻","16":"CCTV少儿",
        "17":"CCTV音乐","18":"CCTV_E","19":"CCTV-F","20":"CCTV-高清"}
if __name__=="__main__":
        print "@@"
        print "@@ 你可以在命令行后输入数字(1-20)来选择频道 "
        print "@@ 通过在命令行后键入help获取频道列表"
        print "@@"
        if len(sys.argv)==1:
                Select="8"
        else:
                if sys.argv[1]=="help":
                        for i in range(len(channel)):
                                print "%3d : %11s" % (i+1, channel["%s" % (i+1)]),
                                if(i%4 == 3):
                                        print ""
                        sys.exit(0)
                if string.atoi(sys.argv[1])>20 or string.atoi(sys.argv[1])<=0:
                        print "Out of Range. Please Select 1-20."
                        sys.exit(0)
                else:
                        Select=sys.argv[1]
        print '正在获取节目单，请稍后...'
        date=strftime('%Y%m%d',localtime())
        response = urllib.urlopen("http://tv.cctv.com/soushi/28/0"+Select+"/"+date+".shtml")
        Result=response.read()
        #list=re.findall(r"<div class='tlb_right'><div class='l'>(.+?)<script",Result,re.S)
        list=re.findall(r"上午节目(.+?)<script",Result,re.S)
        list2=re.findall(r"<li>(.+?)</li>",list[0],re.S)
        morning=[]
        afternoon=[]
        listnum=0
        for i in range(len(list2)):
                i=re.sub('<.+?>','',list2[i])
                if string.atoi(i[:2])>=12:  #将上午的节目于下午的节目分开
                        afternoon.append(i)
                else:
                        morning.append(i)
        if len(morning)>len(afternoon):
                listnum=len(morning)
        else:
                listnum=len(afternoon)
        print "-"*80,
        print " "*13+"上午节目"+" "*26+"下午节目"
        print " "*14+"========"+" "*26+"========"
        for i in range(listnum):
                if(i<len(morning)):
                        print "%-4s %-29s" %(morning[i][:5],morning[i][5:]),
                else:
                        print " "*35,
                if(i<len(afternoon)):
                        print "%-4s %-30s" %(afternoon[i][:5],afternoon[i][5:])
                else:
                        print " "*37
        print "-"*80,
        print " "*24,strftime("%Y年%m月%d日"),
        print "%s 节目单" %channel[Select]

• http://bbs.chinaunix.net/viewthread.php?tid=1533449