15 lines
460 B
Python
15 lines
460 B
Python
"""Python 3.8 兼容：提供 asyncio.to_thread 的等价实现。"""
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from __future__ import annotations
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import asyncio
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import functools
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from typing import Any, Callable, TypeVar
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T = TypeVar("T")
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async def to_thread(func: Callable[..., T], *args: Any, **kwargs: Any) -> T:
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"""asyncio.to_thread 的 Python 3.8 兼容版本。"""
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loop = asyncio.get_running_loop()
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return await loop.run_in_executor(None, functools.partial(func, *args, **kwargs))
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