19 lines
515 B
Python
19 lines
515 B
Python
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"""ObjectStorage port — 对象存储能力契约。"""
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from typing import Protocol, runtime_checkable
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@runtime_checkable
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class ObjectStorage(Protocol):
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def upload(self, key: str, data: bytes, content_type: str) -> str:
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"""Upload object, return its public or base URL."""
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...
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def get_url(self, key: str, expires: int = 3600) -> str:
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"""Generate a presigned download URL."""
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...
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def delete(self, key: str) -> None:
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"""Delete an object by key."""
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...
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