from __future__ import annotations

from typing import Protocol, runtime_checkable


@runtime_checkable
class IS3(Protocol):
    async def upload_bytes(self, *, key: str, body: bytes, content_type: str) -> str:
        ...


    async def delete_object(self, *, key: str) -> None:
        ...


    def object_key_from_public_url(self, url: str) -> str | None:
        ...