kdllib.py 文件源码

def midiwrap():
    """
    Wrapper to midi read and midi write
    """
    try:
        sys.path.insert(1, get_resource_dir(""))
        from midi.utils import midiread, midiwrite
        sys.path.pop(1)
    except ImportError:
        logger.info("Need GPL licensed midi utils, downloading...",
              "http://www.iro.umontreal.ca/~lisa/deep/midi.zip")
        url = "http://www.iro.umontreal.ca/~lisa/deep/midi.zip"
        partial_path = get_resource_dir("")
        full_path = os.path.join(partial_path, "midi.zip")
        if not os.path.exists(full_path):
            download(url, full_path)
            zip_ref = zipfile.ZipFile(full_path, 'r')
            zip_ref.extractall(partial_path)
            zip_ref.close()
        sys.path.insert(1, get_resource_dir(""))
        from midi.utils import midiread, midiwrite
        sys.path.pop(1)
    return midiread, midiwrite