Fix baichuan-13b issue on portable zip under transformers 4.36 (#10746)
* fix baichuan-13b issue * update * update
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2 changed files with 63 additions and 5 deletions
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@ -11,12 +11,17 @@ This portable zip includes everything you need to run an LLM with IPEX-LLM optim
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</p>
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### Verified Models
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- Llama-2-7b-chat-hf
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- Yi-6B-Chat
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- Mixtral-8x7B-Instruct-v0.1
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- Mistral-7B-Instruct-v0
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- ChatGLM2-6b
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- ChatGLM3-6b
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- Baichuan-13B-Chat
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- Baichuan2-7B-Chat
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- internlm-chat-7b
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- Llama-2-7b-chat-hf
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- internlm2-chat-7b
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- Qwen-7B-Chat
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## How to use
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@ -252,6 +252,51 @@ def yi_stream_chat(model, tokenizer, kv_cache=None, max_gen_len=512, stop_words=
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model, tokenizer, input_ids, past_key_values, max_gen_len=max_gen_len, stop_words=stop_words
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)
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def format_prompt_with_history(input_str,
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chat_history):
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SYSTEM_PROMPT = "A chat between a curious human <human> and an artificial intelligence assistant <bot>.\
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The assistant gives helpful, detailed, and polite answers to the human's questions."
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prompt = [f"{SYSTEM_PROMPT}\n"]
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# prompt = []
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for history_input_str, history_output_str in chat_history:
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prompt.append(f"{HUMAN_ID} {history_input_str}\n{BOT_ID} {history_output_str}\n")
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prompt.append(f"{HUMAN_ID} {input_str}\n{BOT_ID} ")
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return "".join(prompt)
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def stream_chat_with_history(model, tokenizer):
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stopping_criteria = StoppingCriteriaList([StopSequenceCriteria(HUMAN_ID, tokenizer)])
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chat_history = []
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while True:
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with torch.inference_mode():
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user_input = input(Fore.GREEN + "\nHuman: " + Fore.RESET)
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if user_input == "stop": # let's stop the conversation when user input "stop"
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break
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prompt = format_prompt_with_history(user_input, chat_history)
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# print(prompt)
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input_ids = tokenizer([prompt], return_tensors="pt")
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streamer = TextIteratorStreamer(tokenizer, skip_prompt=True, skip_special_tokens=True)
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generate_kwargs = dict(input_ids, streamer=streamer, max_new_tokens=512,
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stopping_criteria=stopping_criteria)
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from threading import Thread
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# to ensure non-blocking access to the generated text, generation process should be ran in a separate thread
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thread = Thread(target=model.generate, kwargs=generate_kwargs)
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thread.start()
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output_str = []
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print(Fore.BLUE + "IPEX-LLM: " + Fore.RESET, end="")
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for partial_output_str in streamer:
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output_str.append(partial_output_str)
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# remove the last HUMAN_ID if exists
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print(partial_output_str.replace(f"{HUMAN_ID}", ""), end="")
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chat_history.append((user_input, "".join(output_str).replace(f"{HUMAN_ID}", "").rstrip()))
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def auto_select_model(model_name):
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try:
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try:
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@ -276,10 +321,12 @@ if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument("--model-path", type=str, help="path to an llm")
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parser.add_argument("--start-size", type=int, default=4, help="start_size of kv_cahce")
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parser.add_argument("--recent-size", type=int, default=2000)
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args = parser.parse_args()
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model_path = args.model_path
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start_size = args.start_size
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recent_size = args.recent_size
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model = auto_select_model(model_path)
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model = optimize_model(model)
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@ -288,19 +335,25 @@ if __name__ == "__main__":
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if model.config.architectures is not None and model.config.architectures[0] == "QWenLMHeadModel":
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stop_words = get_stop_words_ids("Qwen", tokenizer=tokenizer)
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kv_cache = StartRecentKVCache(start_size=start_size, k_seq_dim=1, v_seq_dim=1)
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kv_cache = StartRecentKVCache(start_size=start_size,
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k_seq_dim=1,
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v_seq_dim=1,
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recent_size=recent_size)
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qwen_stream_chat(model=model, tokenizer=tokenizer,kv_cache=kv_cache, stop_words=stop_words)
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elif model.config.architectures is not None and model.config.architectures[0] == "ChatGLMModel":
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chatglm3_stream_chat(model=model, tokenizer=tokenizer)
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elif model.config.architectures is not None and model.config.architectures[0] == "LlamaForCausalLM":
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kv_cache = StartRecentKVCache(start_size=start_size)
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kv_cache = StartRecentKVCache(start_size=start_size, recent_size=recent_size)
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if "yi" in model_path.lower():
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stop_words = get_stop_words_ids("Yi", tokenizer=tokenizer)
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yi_stream_chat(model=model, tokenizer=tokenizer, kv_cache=kv_cache, stop_words=stop_words)
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else:
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llama_stream_chat(model=model, tokenizer=tokenizer, kv_cache=kv_cache)
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elif model.config.architectures[0] == "BaichuanForCausalLM" and model.config.vocab_size == 64000:
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# Baichuan-13B-Chat
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stream_chat_with_history(model=model, tokenizer=tokenizer)
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else:
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kv_cache = StartRecentKVCache(start_size=start_size)
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kv_cache = StartRecentKVCache(start_size=start_size, recent_size=recent_size)
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stream_chat(model=model,
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tokenizer=tokenizer,
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kv_cache=kv_cache)
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