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| import spaces | |
| from transformers import AutoModelForCausalLM, AutoTokenizer, TextIteratorStreamer | |
| import torch | |
| import gradio as gr | |
| import logging | |
| from huggingface_hub import login | |
| import os | |
| import traceback | |
| from threading import Thread | |
| from random import shuffle | |
| logging.basicConfig(level=logging.DEBUG) | |
| SPACER = '\n' + '*' * 40 + '\n' | |
| HF_TOKEN = os.environ.get("HF_TOKEN", None) | |
| login(token=HF_TOKEN) | |
| system_prompts = { | |
| "English": "You are a helpful chatbot that answers user input in a concise and witty way.", | |
| "German": "Du bist ein hilfreicher Chatbot, der Usereingaben knapp und originell beantwortet.", | |
| "French": "Tu es un chatbot utile qui répond aux questions des utilisateurs de manière concise et originale.", | |
| "Spanish": "Eres un chatbot servicial que responde a las entradas de los usuarios de forma concisa y original." | |
| } | |
| model_info = [{"id": "NousResearch/Meta-Llama-3.1-8B-Instruct", | |
| "name": "Meta Llama 3.1 8B Instruct"}, | |
| {"id": "mistralai/Mistral-7B-Instruct-v0.3", | |
| "name": "Mistral 7B Instruct v0.3"}] | |
| shuffle(model_info) | |
| logging.debug('Models shuffled') | |
| device = "cuda" | |
| try: | |
| tokenizer_a = AutoTokenizer.from_pretrained(model_info[0]['id']) | |
| model_a = AutoModelForCausalLM.from_pretrained( | |
| model_info[0]['id'], | |
| torch_dtype=torch.float16, | |
| device_map="auto", | |
| trust_remote_code=True, | |
| ) | |
| #model_a.tie_weights() | |
| tokenizer_b = AutoTokenizer.from_pretrained(model_info[1]['id']) | |
| model_b = AutoModelForCausalLM.from_pretrained( | |
| model_info[1]['id'], | |
| torch_dtype=torch.float16, | |
| device_map="auto", | |
| trust_remote_code=True, | |
| ) | |
| model_b.tie_weights() | |
| except Exception as e: | |
| logging.error(f'{SPACER} Error: {e}, Traceback {traceback.format_exc()}') | |
| def apply_chat_template(messages, add_generation_prompt=False): | |
| """Adds chat template for Pharia. Expects a list of messages. | |
| add_generation_prompt:bool extends tmplate for generation. | |
| """ | |
| pharia_template = """<|begin_of_text|>""" | |
| role_map = { | |
| "system": "<|start_header_id|>system<|end_header_id|>\n", | |
| "user": "<|start_header_id|>user<|end_header_id|>\n", | |
| "assistant": "<|start_header_id|>assistant<|end_header_id|>\n", | |
| } | |
| for message in messages: | |
| role = message["role"] | |
| content = message["content"] | |
| pharia_template += role_map.get(role, "") + content + "<|eot_id|>\n" | |
| if add_generation_prompt: | |
| pharia_template += "<|start_header_id|>assistant<|end_header_id|>\n" | |
| return pharia_template | |
| def generate_both(system_prompt, input_text, chatbot_a, chatbot_b, max_new_tokens=2048, temperature=0.2, top_p=0.9, repetition_penalty=1.1): | |
| try: | |
| text_streamer_a = TextIteratorStreamer(tokenizer_a, skip_prompt=True) | |
| text_streamer_b = TextIteratorStreamer(tokenizer_b, skip_prompt=True) | |
| system_prompt_list = [{"role": "system", "content": system_prompt}] if system_prompt else [] | |
| input_text_list = [{"role": "user", "content": input_text}] | |
| chat_history_a = [] | |
| for user, assistant in chatbot_a: | |
| chat_history_a.append({"role": "user", "content": user}) | |
| chat_history_a.append({"role": "assistant", "content": assistant}) | |
| chat_history_b = [] | |
| for user, assistant in chatbot_b: | |
| chat_history_b.append({"role": "user", "content": user}) | |
| chat_history_b.append({"role": "assistant", "content": assistant}) | |
| new_messages_a = system_prompt_list + chat_history_a + input_text_list | |
| new_messages_b = system_prompt_list + chat_history_b + input_text_list | |
| input_ids_a = tokenizer_a.apply_chat_template( | |
| new_messages_a, | |
| add_generation_prompt=True, | |
| dtype=torch.float16, | |
| return_tensors="pt" | |
| ).to(device) | |
| input_ids_b = tokenizer_b.apply_chat_template( | |
| new_messages_b, | |
| add_generation_prompt=True, | |
| dtype=torch.float16, | |
| return_tensors="pt" | |
| ).to(device) | |
| logging.debug(f'model_a.device: {model_a.device}, model_b.device: {model_b.device}') | |
| generation_kwargs_a = dict( | |
| input_ids=input_ids_a, | |
| streamer=text_streamer_a, | |
| max_new_tokens=max_new_tokens, | |
| pad_token_id=tokenizer_a.eos_token_id, | |
| do_sample=True, | |
| temperature=temperature, | |
| top_p=top_p, | |
| repetition_penalty=repetition_penalty, | |
| ) | |
| generation_kwargs_b = dict( | |
| input_ids=input_ids_b, | |
| streamer=text_streamer_b, | |
| max_new_tokens=max_new_tokens, | |
| pad_token_id=tokenizer_b.eos_token_id, | |
| do_sample=True, | |
| temperature=temperature, | |
| top_p=top_p, | |
| repetition_penalty=repetition_penalty, | |
| ) | |
| thread_a = Thread(target=model_a.generate, kwargs=generation_kwargs_a) | |
| thread_b = Thread(target=model_b.generate, kwargs=generation_kwargs_b) | |
| thread_a.start() | |
| thread_b.start() | |
| chatbot_a.append([input_text, ""]) | |
| chatbot_b.append([input_text, ""]) | |
| finished_a = False | |
| finished_b = False | |
| except Exception as e: | |
| logging.error(f'{SPACER} Error: {e}, Traceback {traceback.format_exc()}') | |
| while not (finished_a and finished_b): | |
| if not finished_a: | |
| try: | |
| text_a = next(text_streamer_a) | |
| if tokenizer_a.eos_token in text_a: | |
| eot_location = text_a.find(tokenizer_a.eos_token) | |
| text_a = text_a[:eot_location] | |
| finished_a = True | |
| chatbot_a[-1][-1] += text_a | |
| yield chatbot_a, chatbot_b | |
| except StopIteration: | |
| finished_a = True | |
| except Exception as e: | |
| logging.error(f'{SPACER} Error: {e}, Traceback {traceback.format_exc()}') | |
| if not finished_b: | |
| try: | |
| text_b = next(text_streamer_b) | |
| if tokenizer_b.eos_token in text_b: | |
| eot_location = text_b.find(tokenizer_b.eos_token) | |
| text_b = text_b[:eot_location] | |
| finished_b = True | |
| chatbot_b[-1][-1] += text_b | |
| yield chatbot_a, chatbot_b | |
| except StopIteration: | |
| finished_b = True | |
| except Exception as e: | |
| logging.error(f'{SPACER} Error: {e}, Traceback {traceback.format_exc()}') | |
| return chatbot_a, chatbot_b | |
| def clear(): | |
| return [], [] | |
| def reveal_bot(selection, chatbot_a, chatbot_b): | |
| if selection == "Bot A kicks ass!": | |
| chatbot_a.append(["🏆", f"Thanks, man. I am {model_info[0]['name']}"]) | |
| chatbot_b.append(["💩", f"Pffff … I am {model_info[1]['name']}"]) | |
| elif selection == "Bot B crushes it!": | |
| chatbot_a.append(["🤡", f"Rigged … I am {model_info[0]['name']}"]) | |
| chatbot_b.append(["🥇", f"Well deserved! I am {model_info[1]['name']}"]) | |
| else: | |
| chatbot_a.append(["🤝", f"Lame … I am {model_info[0]['name']}"]) | |
| chatbot_b.append(["🤝", f"Dunno. I am {model_info[1]['name']}"]) | |
| return chatbot_a, chatbot_b | |
| arena_notes = """## Important Notes: | |
| - Sometimes an error may occur when generating the response, in this case, please try again. | |
| """ | |
| with gr.Blocks() as demo: | |
| try: | |
| with gr.Column(): | |
| gr.HTML("<center><h1>🤖le Royale</h1></center>") | |
| gr.Markdown(arena_notes) | |
| with gr.Row(variant="panel"): | |
| with gr.Column(scale=1): | |
| language_dropdown = gr.Dropdown( | |
| choices=["English", "German", "French", "Spanish"], | |
| label="Select Language for System Prompt", | |
| value="English" | |
| ) | |
| with gr.Column(): | |
| system_prompt = gr.Textbox( | |
| lines=1, | |
| label="System Prompt", | |
| value=system_prompts["English"], | |
| show_copy_button=True | |
| ) | |
| with gr.Row(variant="panel"): | |
| with gr.Column(scale=1): | |
| submit_btn = gr.Button(value="Generate", variant="primary") | |
| clear_btn = gr.Button(value="Clear", variant="secondary") | |
| input_text = gr.Textbox(lines=1, label="Prompt", value="Write a Nike style ad headline about the shame of being second best.", scale=3, show_copy_button=True) | |
| with gr.Row(variant="panel"): | |
| with gr.Column(): | |
| chatbot_a = gr.Chatbot(label="Model A", show_copy_button=True, height=500) | |
| with gr.Column(): | |
| chatbot_b = gr.Chatbot(label="Model B", show_copy_button=True, height=500) | |
| with gr.Row(variant="panel"): | |
| better_bot = gr.Radio(["Bot A kicks ass!", "Bot B crushes it!", "It's a draw."], label="Rate the output!") | |
| with gr.Accordion(label="Generation Configurations", open=False): | |
| max_new_tokens = gr.Slider(minimum=128, maximum=4096, value=2048, label="Max New Tokens", step=128) | |
| temperature = gr.Slider(minimum=0.0, maximum=1.0, value=0.7, label="Temperature", step=0.01) | |
| top_p = gr.Slider(minimum=0.0, maximum=1.0, value=1.0, label="Top-p", step=0.01) | |
| repetition_penalty = gr.Slider(minimum=0.1, maximum=2.0, value=1.1, label="Repetition Penalty", step=0.1) | |
| language_dropdown.change( | |
| lambda lang: system_prompts[lang], | |
| inputs=[language_dropdown], | |
| outputs=[system_prompt] | |
| ) | |
| better_bot.select(reveal_bot, inputs=[better_bot, chatbot_a, chatbot_b], outputs=[chatbot_a, chatbot_b]) #fckp outputs=[chatbot_a, chatbot_b] | |
| input_text.submit(generate_both, inputs=[system_prompt, input_text, chatbot_a, chatbot_b, max_new_tokens, temperature, top_p, repetition_penalty], outputs=[chatbot_a, chatbot_b]) | |
| submit_btn.click(generate_both, inputs=[system_prompt, input_text, chatbot_a, chatbot_b, max_new_tokens, temperature, top_p, repetition_penalty], outputs=[chatbot_a, chatbot_b]) | |
| clear_btn.click(clear, outputs=[chatbot_a, chatbot_b]) | |
| except Exception as e: | |
| logging.error(f'{SPACER} Error: {e}, Traceback {traceback.format_exc()}') | |
| if __name__ == "__main__": | |
| demo.queue().launch() |