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import gradio as gr | |
import torch | |
from transformers import AutoTokenizer, AutoModelForCausalLM | |
from peft import PeftModel | |
# Загружаем модель и токенизатор | |
base_model_name = "t-tech/T-lite-it-1.0" | |
lora_repo = "shao3d/my-t-lite-qlora" | |
tokenizer = AutoTokenizer.from_pretrained(base_model_name) | |
base_model = AutoModelForCausalLM.from_pretrained( | |
base_model_name, | |
device_map="cpu", | |
torch_dtype=torch.float16 | |
) | |
model = PeftModel.from_pretrained(base_model, lora_repo) | |
model.eval() | |
# Функция генерации ответа | |
def generate_response(history): | |
if not history: | |
return [] | |
user_message = history[-1][0] # Последний вопрос пользователя | |
inputs = tokenizer(user_message, return_tensors="pt").to("cpu") | |
outputs = model.generate( | |
**inputs, | |
max_new_tokens=100, # Ограничение длины | |
temperature=0.7, # Креативность | |
top_p=0.9, # Разнообразие | |
do_sample=True | |
) | |
response = tokenizer.decode(outputs[0], skip_special_tokens=True) | |
# Убираем повторение вопроса | |
if response.startswith(user_message): | |
response = response[len(user_message):].strip() | |
return history + [[user_message, response]] | |
# Интерфейс Gradio | |
with gr.Blocks() as demo: | |
gr.Markdown("# Тест дообученной T-Lite") | |
chatbot = gr.Chatbot() | |
msg = gr.Textbox(placeholder="Напиши сообщение для модели...") | |
clear = gr.Button("Очистить чат") | |
msg.submit(generate_response, inputs=chatbot, outputs=chatbot) | |
clear.click(lambda: [], None, chatbot) | |
demo.launch() |