Abort when coroutine is cancelled #1020
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zhuohan123
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Sep 12, 2023
| yield request_output | ||
| except Exception as e: | ||
| # If there is an exception, abort the request. | ||
| except (Exception, asyncio.CancelledError) as e: |
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Why is this needed? I believe Exception should already capture all exceptions?
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Changed in version 3.8: CancelledError is now a subclass of BaseException rather than Exception.
Apparently not, guess I tripped on that too
hongxiayang
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pi314ever
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…vllm-project#1020) Twin PR: [135](HabanaAI/vllm-hpu-extension#135) APC will use our implementation of attn --------- Co-authored-by: Michał Kuligowski <mkuligowski@habana.ai>
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There is a scene, while running
async for result in AsyncLLMEngine.generate(...)，if caller cancel the coroutine at high level (ex. Sanic Framework cancel the coroutine which handling request when transport connection is disconnected), whether to need catchingasyncio.CancelledErrorand aborting token generating in background?