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Improve multiturn stopping condition (#814)

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* Improve multiturn stopping condition

* improve
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Sebastian Raschka 2025-09-09 19:37:15 -05:00 committed by GitHub
parent 4b0021416a
commit 215abdbcdd
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1 changed files with 7 additions and 1 deletions
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8
ch05/11_qwen3/qwen3-chat-interface/qwen3-chat-interface-multiturn.py
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@ -115,6 +115,10 @@ REPO_ID, LOCAL_DIR = build_repo_and_local(MODEL, REASONING, LOCAL_DIR)
DEVICE = get_device(DEVICE) DEVICE = get_device(DEVICE)
MODEL, TOKENIZER = get_model_and_tokenizer(QWEN3_CONFIG, REPO_ID, LOCAL_DIR, DEVICE, REASONING) MODEL, TOKENIZER = get_model_and_tokenizer(QWEN3_CONFIG, REPO_ID, LOCAL_DIR, DEVICE, REASONING)
# Even though the official TOKENIZER.eos_token_id is either <|im_end|> (reasoning)
# or <|endoftext|> (base), the reasoning model sometimes emits both.
EOS_TOKEN_IDS = (TOKENIZER.encode("<|im_end|>")[0], TOKENIZER.encode("<|endoftext|>")[0])
@chainlit.on_chat_start @chainlit.on_chat_start
async def on_start(): async def on_start():
@ -147,9 +151,11 @@ async def main(message: chainlit.Message):
model=MODEL, model=MODEL,
token_ids=input_ids_tensor, token_ids=input_ids_tensor,
max_new_tokens=MAX_NEW_TOKENS, max_new_tokens=MAX_NEW_TOKENS,
eos_token_id=TOKENIZER.eos_token_id # eos_token_id=TOKENIZER.eos_token_id
): ):
token_id = tok.squeeze(0) token_id = tok.squeeze(0)
if token_id in EOS_TOKEN_IDS:
break
piece = TOKENIZER.decode(token_id.tolist()) piece = TOKENIZER.decode(token_id.tolist())
await out_msg.stream_token(piece) await out_msg.stream_token(piece)