playlistparsers.py 文件源码

def detect_asx_header(data: bytes):
    data = data[0:50]
    if b'asx' not in data.lower():
        return False

    try:
        bytesIO = io.BytesIO(data)
        for event, element in elementtree.iterparse(bytesIO, events=(b'start',)):
            return element.tag.lower() == 'asx'
    except elementtree.ParseError:
        pass
    return False