Python获取央视节目单的实现代码_Python

Python获取央视节目单的实现代码

2020-07-26 11:27Sephiroth Python

这篇文章主要介绍了Python获取央视节目单的实现代码,涉及Python页面采集的相关技巧,具有一定参考借鉴价值,需要的朋友可以参考下

本文实例讲述了Python获取央视节目单的方法。分享给大家供大家参考。具体如下：

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									#! /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]