__author__ = 'apple'import requestsimport urllibimport reimport base64def decode_base64(data):            """Decode base64, padding being optional.            :param data: Base64 data as an ASCII byte string            :returns: The decoded byte string.            """            missing_padding = 4 - len(data) % 4            if missing_padding:                data += '='* missing_padding            return base64.b64decode(data)def GetAudioDownUri(url):    r=re.compile(r'titles:"(.+?)".+?soundFile:"(.+?)"',re.I)    page=requests.session().get(url)    content=page.content    content=content.decode("utf-8")    imgList=re.findall(r,content)    print(url)    for imgurl in imgList:            soundName=urllib.request.unquote( imgurl[0])            soundUrl=decode_base64(imgurl[1])    r=requests.get(soundUrl,headers={"Referer":url},stream=True)    AudioDown(r,"/Users/apple/Audio/",soundName)def AudioDown(r,path,soundName):    with open(path+soundName+".mp3", 'wb') as fd:           for chunk in r.iter_content():                    fd.write(chunk)if __name__=="__main__":    AudioUri=input('请输入你需要下载的网页')    GetAudioDownUri(AudioUri)