main.py 文件源码

def _unpack(stream):
    # L = unsignedlong 4 bytes
    while True:
        head = stream.read(8)
        if not head:
            break
        jsonlen, fontlen = struct.unpack('II', head)
        desc = json.loads(stream.read(jsonlen).decode('utf-8'))
        font = TTFont(BytesIO(stream.read(fontlen)))
        yield (desc, font)