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import gradio as gr | |
import spaces | |
import torch | |
from transformers import AutoModelForCausalLM, AutoTokenizer | |
# from retriever.vectordb_rerank import search_documents # ๐ง RAG ๊ฒ์๊ธฐ ๋ถ๋ฌ์ค๊ธฐ | |
from services.rag_pipeline import rag_pipeline | |
model_name = "dasomaru/gemma-3-4bit-it-demo" | |
# 1. ๋ชจ๋ธ/ํ ํฌ๋์ด์ 1ํ ๋ก๋ฉ | |
tokenizer = AutoTokenizer.from_pretrained(model_name, trust_remote_code=True) | |
# ๐ model์ CPU๋ก๋ง ๋จผ์ ์ฌ๋ฆผ (GPU ์์ง ์์) | |
model = AutoModelForCausalLM.from_pretrained( | |
model_name, | |
torch_dtype=torch.float16, # 4bit model์ด๋๊น | |
device_map="auto", # โ ์ค์: ์๋์ผ๋ก GPU ํ ๋น | |
trust_remote_code=True, | |
) | |
# 2. ์บ์ ๊ด๋ฆฌ | |
search_cache = {} | |
def generate_response(query: str): | |
tokenizer = AutoTokenizer.from_pretrained( | |
"dasomaru/gemma-3-4bit-it-demo", | |
trust_remote_code=True, | |
) | |
model = AutoModelForCausalLM.from_pretrained( | |
"dasomaru/gemma-3-4bit-it-demo", | |
torch_dtype=torch.float16, # 4bit model์ด๋๊น | |
device_map="auto", # โ ์ค์: ์๋์ผ๋ก GPU ํ ๋น | |
trust_remote_code=True, | |
) | |
model.to("cuda") | |
if query in search_cache: | |
print(f"โก ์บ์ ์ฌ์ฉ: '{query}'") | |
return search_cache[query] | |
# ๐ฅ rag_pipeline์ ํธ์ถํด์ ๊ฒ์ + ์์ฑ | |
# ๊ฒ์ | |
top_k = 5 | |
results = rag_pipeline(query, top_k=top_k) | |
# ๊ฒฐ๊ณผ๊ฐ list์ผ ๊ฒฝ์ฐ ํฉ์น๊ธฐ | |
if isinstance(results, list): | |
results = "\n\n".join(results) | |
search_cache[query] = results | |
# return results | |
inputs = tokenizer(results, return_tensors="pt").to(model.device) # โ model.device | |
outputs = model.generate( | |
**inputs, | |
max_new_tokens=512, | |
temperature=0.7, | |
top_p=0.9, | |
top_k=50, | |
do_sample=True, | |
) | |
return tokenizer.decode(outputs[0], skip_special_tokens=True) | |
# 3. Gradio ์ธํฐํ์ด์ค | |
demo = gr.Interface( | |
fn=generate_response, | |
# inputs=gr.Textbox(lines=2, placeholder="์ง๋ฌธ์ ์ ๋ ฅํ์ธ์"), | |
inputs="text", | |
outputs="text", | |
title="Law RAG Assistant", | |
description="๋ฒ๋ น ๊ธฐ๋ฐ RAG ํ์ดํ๋ผ์ธ ํ ์คํธ", | |
) | |
# demo.launch(server_name="0.0.0.0", server_port=7860) # ๐ API ๋ฐฐํฌ ์ค๋น ๊ฐ๋ฅ | |
# demo.launch() | |
demo.launch(debug=True) | |