jpayne@68: from typing import Any, Union
jpayne@68: 
jpayne@68: from .core import decode, encode
jpayne@68: 
jpayne@68: 
jpayne@68: def ToASCII(label: str) -> bytes:
jpayne@68:     return encode(label)
jpayne@68: 
jpayne@68: 
jpayne@68: def ToUnicode(label: Union[bytes, bytearray]) -> str:
jpayne@68:     return decode(label)
jpayne@68: 
jpayne@68: 
jpayne@68: def nameprep(s: Any) -> None:
jpayne@68:     raise NotImplementedError("IDNA 2008 does not utilise nameprep protocol")