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feat(api_server): add options for users to control output #1613

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feat(api_server): add options for users to control output #1613

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4cfb3c4
feat(api_server): add options for uers to fine tune prompt output
aarnphm Nov 9, 2023
117a062
fix(lint): update linter for consistent quote format
aarnphm Nov 9, 2023
ff305fc
chore: update implementation
aarnphm Nov 9, 2023
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8 changes: 7 additions & 1 deletion vllm/entrypoints/api_server.py
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,8 @@ async def stream_results() -> AsyncGenerator[bytes, None]:
async for request_output in results_generator:
prompt = request_output.prompt
text_outputs = [
prompt + output.text for output in request_output.outputs
(prompt + output.text if args.echo else output.text)
for output in request_output.outputs
]
ret = {"text": text_outputs}
yield (json.dumps(ret) + "\0").encode("utf-8")
Expand Down Expand Up @@ -71,6 +72,11 @@ async def abort_request() -> None:
parser = argparse.ArgumentParser()
parser.add_argument("--host", type=str, default="localhost")
parser.add_argument("--port", type=int, default=8000)
parser.add_argument("--echo",
type=bool,
action="store_true",
default=True,
help="Whether to add prompt into outputs")
parser = AsyncEngineArgs.add_cli_args(parser)
args = parser.parse_args()

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