playlistfromsong.py 文件源码

def run(song, num, bearer=None, folder=None):
    if song is None:
        song = input(
            "Enter the artist and song (e.g. The Beatles Let It Be): ")

    youtubeLinks = []
    if num == 1:
        youtubeLinks.append(getYoutubeURLFromSearch(song))
    elif bearer is None:
        youtubeLinks = useLastFM(song, num)
    else:
        print("Using spotify")
        youtubeLinks = useSpotify(song, num, bearer)

    if len(youtubeLinks) == 0:
        print("Could not find song recommendations for '%s'" % song)
        return

    # Start downloading and print out progress
    if folder is not None:
        chdir(folder)
    else:
        folder = abspath('.')
    p = multiprocessing.Pool(multiprocessing.cpu_count())
    print("\nStarting download...")
    for i, _ in enumerate(p.imap_unordered(downloadURL, youtubeLinks), 1):
        stderr.write(
            '\r...{0:2.1%} complete'.format(i / len(youtubeLinks)))

    print("\n\n%d tracks saved to %s\n" % (len(youtubeLinks), folder))
    return