好声音mp3下载，声音mp3下载,# !/usr/bin/

好声音mp3下载，声音mp3下载,# !/usr/bin/

# !/usr/bin/python# -*- coding: UTF-8 -*-import reimport urllib2#charset 编码转换def mdcode( str, encoding='utf-8' ):    if isinstance(str, unicode):        return str.encode(encoding)    for c in ('utf-8', 'gbk', 'gb2312','gb18030','utf-16'):        try:            if encoding == 'unicode':                return str.decode(c)            else:                return str.decode(c).encode( encoding )        except:            pass    raise 'Unknown charset'#下载mp3文件，不支持断点续传def downmp3(url,name):    res=urllib2.urlopen(url)    open(mdcode(name,'gbk'),"wb").write(res.read())#请求html文件def gethtml(url):    context = urllib2.urlopen(url).read()    return mdcode(context)#通过正则，提取MP3的下载地址，以及mp3的演唱者def feedmp3url(data):    mp3url = re.findall(r'''<input(\\s*)(.*?)(\\s*)downlink(\\s*)=(\\s*)([\\"\\s]*)([^\\"\\']+?)([\\"\\s]+)(.*?)id=\\"bit128\\"(.*?)>''' ,data,re.S|re.I)    #print result    author = re.findall(r'''<span class=\\"author_list\\" title(\\s*)=(\\s*)([\\"\\s]*)([^\\"\\']+?)([\\"\\s]+)(\\s*)>''',data,re.S|re.I)    return mp3url[0][6], author[0][3]#通过正则，提取每期的MP3列表    def feedurllist(data):    urls = []    url = re.findall(r'''<a(\\s*)(.*?)(\\s*)href(\\s*)=(\\s*)([\\"\\s]*)([^\\"\\']+?)([\\"\\s]+)(\\s*)title(\\s*)=(\\s*)([\\"\\s]*)([^\\"\\']+?)([\\"\\s]+)(\\s*)>''' ,data,re.S|re.I)    #print url    for u in url:        #print u[6],u[12]        mp3url, author=feedmp3url(gethtml('http://ting.baidu.com'+u[6]+'/download'))        urls.append([mp3url, u[12], author])        print mdcode(u[12]+'-'+author,'gbk')    return urls#主函数，传入好声音各期的页面urldef main(urls):    url = []    for u in urls:        url += feedurllist(gethtml(u))    return urlif __name__ == '__main__':    #context = urllib2.urlopen('http://ting.baidu.com/album/23149328').read()    #print context    all = ['http://ting.baidu.com/album/23149328',            'http://ting.baidu.com/album/23150394',            'http://ting.baidu.com/album/23150523',            'http://ting.baidu.com/album/23152500',            'http://ting.baidu.com/album/23152435',            'http://ting.baidu.com/album/23151786',            'http://ting.baidu.com/album/23160050',            'http://ting.baidu.com/album/23364352',            'http://ting.baidu.com/album/23528761',            'http://ting.baidu.com/album/24493381' ]    #urls = feedurllist(gethtml('http://ting.baidu.com/album/23149328'))    mp3=feedmp3url(gethtml('http://ting.baidu.com'+'/song/23528758'+'/download'))    urls = main(all)    print "Start down mp3 ..."    for url in urls:        mp3name=mdcode(url[1]+'-'+url[2]+'.mp3','gbk')        print mp3name,"Down ..."        downmp3("http://ting.baidu.com"+url[0],mp3name)#该片段来自于http://byrx.net