python抓取百度音乐mp3歌曲，python抓取百度音乐,python抓取百度音乐

python抓取百度音乐mp3歌曲，python抓取百度音乐,python抓取百度音乐

python抓取百度音乐mp3歌曲,目前成功率不是100%，因为我每首歌只抓一遍，没有去判断抓取成功情况和链接速度,
还有我取得歌曲名称的方式也有点不合适，对歌曲名称较长的歌曲来说去搜索来源有时候是搜捕到的，采用准确的歌曲名称后就没有这个问题了。

1.[python抓取百度音乐mp3歌曲代码][Python]代码

#-*- coding: UTF-8 -*- '''Created on 2012-3-8@author: tiantianwww.iplaypy.com python'''import urllibimport retop500 = 'http://list.mp3.baidu.com/top/top500.html'songs = []def main():        divr = '<div class="rank-top-wrap clearfix".*?<ul.*?</ul>.*?<ul.*?</ul>.*?</div>'        mf = urllib.urlopen(top500)    content = mf.read()    content = content.decode('gbk')    content = re.sub('\n+',' ',content)    alldiv = re.findall(divr,content)    i =0    for div in alldiv:        ulr = '<ul.*?</ul>'        allul = re.findall(ulr,div)                for ul in allul:            lir = '<li.*?</li>'            allli = re.findall(lir,ul)                        for li in allli:                if i<245:                    i = i+1                    continue                i = i+1                songName = '<div class="music-name">.*?<a.*?>(.*?)</a>.*?</div>'                name = re.findall(songName,li)                songAuthor = '<div class="singer">.*?<a.*?>(.*?)</a>.*?</div>'                author = re.findall(songAuthor,li)                                songs.append([name[0],author[0]])                                songUrl = getSongUrl(name[0],author[0])                try:                    urllib.urlretrieve(songUrl,'songs/'+name[0]+'-'+author[0]+'.mp3')                    # 异常检查并不能判断是否下载成功，需要进行其他判断                    print i,name[0],author[0],'下载成功'                                    except Exception :                    print i,name[0],author[0],'没下载成功'                    def getSongUrl(songName,authorName):'''这里由于歌曲名称和作者名称的不完整，可能导致无法得到url，'''    songUrl = 'http://box.zhangmen.baidu.com/x?op=12&count=1&mtype=1&title=%s$$%s$$$$&url=&listenreelect=0&.r=0.1696378872729838' % (urllib.quote(songName.encode('gbk')),urllib.quote(authorName.encode('gbk')))    f = urllib.urlopen(songUrl)    c = f.read()    url1 = re.findall('<encode>.*?CDATA\[(.*?)\]].*?</encode>',c)    url2 = re.findall('<decode>.*?CDATA\[(.*?)\]].*?</decode>',c)    if len(url1) <1:        return 'http://box.zhangmen.baidu.com/unknow.mp3'        try:        return url1[0][:url1[0].rindex('/')+1] + url2[0]    except Exception:        return url1[0]    if __name__ == '__main__':    main()

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