简易下载《诗词来了》的代码

poem.py

import re
import os
import urllib.request
from urllib.parse import unquote
import base64
import codecs
import time
import random
def getHtml(url,headers):
    req = urllib.request.Request(url=url,headers=headers)
    html = urllib.request.urlopen(req).read()
    return html
 
def saveHtml(file_name, file_content):
    if os.path.exists(file_name):
        os.remove(file_name)
    #    注意windows文件命名的禁用符，比如 /
    with open(file_name.replace('/', '_').replace('\\', '_') + ".html", "wb") as f:
        #   写文件用bytes而不是str，所以要转码
        f.write(file_content)
def download(name):
    with codecs.open(r'.\1\sduview.html',encoding='utf8') as text:
        for line in text:
            x = re.findall ('Audio\(\'\/xaud\/(.+)\'\);',line)
            bas=unquote(str(x))
            url=str(base64.b64decode(bas))
            durl=url[2:-1]
            if(durl!=''):
                print(durl)
                print("正在下载："+name)
                urllib.request.urlretrieve(durl, name)
                print('歌曲下载完成')
                time.sleep( random.randint(1,5) )
                
                
def getname():
    with codecs.open(r'.\1\sduview.html',encoding='utf8') as text:
        for line in text:
            x = re.findall ('<h5>(.+)</h5>',line)
            na=str(x)
            name=na[2:-2]
            if(name!=''):
                return name
for count in range(100,119):
    headers = {'User-Agent':'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:23.0) Gecko/20100101 Firefox/23.0'} 
    aurl = "https://ksfan.net/story/shi-ci-yin-yue-ting/?page="+str(count)
    print("获取网页")
    html = getHtml(aurl,headers)
    print("网页下载完成")
    saveHtml("sduview", html)
    name=str(count)+' '+getname()+'.mp3'
    download(name.replace('/', '_').replace('\\', '_'))
    
print("成功")