compat.py

from .core import *
from .codec import *
from typing import Any, Union

def ToASCII(label: str) -> bytes:
    return encode(label)

def ToUnicode(label: Union[bytes, bytearray]) -> str:
    return decode(label)

def nameprep(s: Any) -> None:
    raise NotImplementedError('IDNA 2008 does not utilise nameprep protocol')