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Reraise cancellation error as expected by asyncio #137

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merged 1 commit into from
Jan 2, 2024
Merged

Reraise cancellation error as expected by asyncio #137

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1 change: 1 addition & 0 deletions serve/mlc_serve/engine/async_connector.py
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,7 @@ async def generate(self, request: Request) -> AsyncIterator[RequestOutput]:
LOG.info("AsyncEngineConnector.generate iterator cancelled.", request_id=request.request_id)
await asyncio.shield(asyncio.to_thread(self.engine.cancel, request.request_id))
LOG.info("AsyncEngineConnector.generate request sucessfully cancelled.", request_id=request.request_id)
raise
finally:
LOG.info("AsyncEngineConnector.generate removing request from result queue.", request_id=request.request_id)
self.result_queues.pop(request.request_id, None)
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