flask_app.py 文件源码

def returnTracks(data_id, ext):

    data_id = data_id + '.' + ext

    mimetype =  'application/zip, application/octet-stream' if ext=='zip' else 'audio/mpeg'

    print 'MIME TYPE ========='
    print mimetype

    print 'Globals.DOWNLOAD_PATH => ' + Globals.DOWNLOAD_PATH

    return send_from_directory(Globals.DOWNLOAD_PATH,
                                data_id,
                                as_attachment=True,
                                attachment_filename=data_id,
                                mimetype=mimetype
                            )