利用浏览器下载文件

#coding=utf-8
import re,urllib2,os,urllib,requests
import webbrowser

def getHtmlCode(url):
    response = urllib2.urlopen(url)
    return response.read()

def getMidiUrl(htmlString):
    regMidiUrl = re.compile("top-mid-title\">Download MIDI")
    return regDownloadUrl.findall(htmlString)

def getTitleUrl(htmlString):
    regTitleUrl = re.compile("
(.+?)<\/h1>")
    return regTitleUrl.findall(htmlString)

if __name__ == '__main__':
    url = 'https://freemidi.org/topmidi'
    htmlCode = getHtmlCode(url)
    midis = getMidiUrl(htmlCode)
    for i in range(121,len(midis)):
        midiUrl = midis[i]
        url2 = 'https://freemidi.org/' + midiUrl
        htmlCode2 = getHtmlCode(url2)

        titles = getTitleUrl(htmlCode2)
        title = str(i + 1) + '.' + titles[0]
        print title

        downloadUrls = getDownloadUrl(htmlCode2)
        downloadUrl = 'https://freemidi.org/getter' + downloadUrls[0]
        print downloadUrl

        chrome_path = 'open -a /Applications/Google\ Chrome.app %s'
        webbrowser.get(chrome_path).open(downloadUrl)

        # download
        # urllib.urlretrieve(downloadUrl,"%s.mid" %("midi/" + title))