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app.py β FinNode GraphRAG μ±λ΄
================================
Hugging Face Spaces λ°°ν¬ μ§μ
μ .
Gradio ChatInterface + LangGraph κΈ°λ° λν νλ¦ μ μ΄.
μ€ν:
python app.py
"""
from typing import List, TypedDict
import dotenv
import gradio as gr
from langgraph.graph import END, StateGraph
from src.retrieval.finRetrieval import graphrag
dotenv.load_dotenv()
# ββββββββββββββββββββββββββββββββββββββββββ
# 1. LangGraph μ±λ΄ State μ μ
# ββββββββββββββββββββββββββββββββββββββββββ
class ChatState(TypedDict):
question: str # μ¬μ©μ μ§λ¬Έ
history: List[dict] # λν νμ€ν 리 [{"role": "user"/"assistant", "content": "..."}]
context: str # GraphRAG κ²μ κ²°κ³Ό
answer: str # μ΅μ’
λ΅λ³
# ββββββββββββββββββββββββββββββββββββββββββ
# 2. LangGraph λ
Έλ μ μ
# ββββββββββββββββββββββββββββββββββββββββββ
def retrieve_node(state: ChatState) -> ChatState:
"""Node 1: GraphRAGλ‘ κ΄λ ¨ 컨ν
μ€νΈ κ²μ"""
try:
result = graphrag.search(query_text=state["question"])
context = result.answer # GraphRAGκ° μ΄λ―Έ λ΅λ³μ μμ±νλ―λ‘ λ°λ‘ μ¬μ©
except Exception as e:
context = f"[κ²μ μ€λ₯: {e}]"
return {**state, "context": context}
def generate_node(state: ChatState) -> ChatState:
"""Node 2: λν νμ€ν 리λ₯Ό κ³ λ €νμ¬ μ΅μ’
λ΅λ³ μμ±
GraphRAGκ° μ΄λ―Έ κ²μ + μμ±μ μ²λ¦¬νλ―λ‘,
μ¬κΈ°μλ νμ€ν 리 κΈ°λ° νμ²λ¦¬λ μΆκ° ν¬λ§·ν
λ§ μνν©λλ€.
"""
# GraphRAG κ²°κ³Όλ₯Ό λ°λ‘ λ΅λ³μΌλ‘ μ¬μ©
# (νμ€ν 리 κΈ°λ° νμ μ§λ¬Έ μ²λ¦¬κ° νμνλ©΄ μ΄ λ
Έλλ₯Ό νμ₯νμΈμ)
answer = state["context"] if state["context"] else "κ΄λ ¨ μ 보λ₯Ό μ°Ύμ μ μμ΅λλ€."
return {**state, "answer": answer}
# ββββββββββββββββββββββββββββββββββββββββββ
# 3. LangGraph μν¬νλ‘μ° μ»΄νμΌ
# ββββββββββββββββββββββββββββββββββββββββββ
builder = StateGraph(ChatState)
builder.add_node("retrieve", retrieve_node)
builder.add_node("generate", generate_node)
builder.set_entry_point("retrieve")
builder.add_edge("retrieve", "generate")
builder.add_edge("generate", END)
chat_graph = builder.compile()
# ββββββββββββββββββββββββββββββββββββββββββ
# 4. Gradio μ°λ ν¨μ
# ββββββββββββββββββββββββββββββββββββββββββ
def chat(message: str, history: list) -> str:
"""Gradio ChatInterfaceκ° νΈμΆνλ ν¨μ.
Args:
message: μ¬μ©μ μ
λ ₯ λ©μμ§
history: Gradioκ° κ΄λ¦¬νλ λν νμ€ν 리
[{"role": "user"/"assistant", "content": "..."}] νμ
Returns:
str: μ±λ΄ λ΅λ³
"""
if not message.strip():
return "μ§λ¬Έμ μ
λ ₯ν΄ μ£ΌμΈμ."
# Gradio history β LangGraph state νμμΌλ‘ λ³ν
state: ChatState = {
"question": message,
"history": history,
"context": "",
"answer": "",
}
result = chat_graph.invoke(state)
return result["answer"]
# ββββββββββββββββββββββββββββββββββββββββββ
# 5. Gradio UI ꡬμ±
# ββββββββββββββββββββββββββββββββββββββββββ
with gr.Blocks(
title="FinNode β AI κΈ°μ
νΈλ λ λΆμ μ±λ΄",
theme=gr.themes.Soft(primary_hue="indigo"),
) as demo:
gr.Markdown(
"""
# π FinNode β AI κΈ°μ
νΈλ λ λΆμ μ±λ΄
> μ΅μ AI λ΄μ€λ₯Ό κΈ°λ°μΌλ‘ ꡬμΆλ μ§μ κ·Έλν(GraphRAG)μμ λ΅λ³ν©λλ€.
**μμ μ§λ¬Έ**
- μΌμ±μ μμ μ΅κ·Ό AI κΈ°μ νΈλ λλ?
- μΉ΄μΉ΄μ€κ° κ°λ° μ€μΈ AI μλΉμ€ λͺ©λ‘μ μλ €μ€
- μ΄λ€ κΈ°μ
μ΄ LLM κΈ°μ μ κ°λ°νλμ?
- μ΅κ·Ό AI κ΄λ ¨ λ΄μ€ κΈ°μ¬λ₯Ό μμ½ν΄μ€
"""
)
chatbot = gr.ChatInterface(
fn=chat,
chatbot=gr.Chatbot(
height=500,
placeholder="μ§λ¬Έμ μ
λ ₯νλ©΄ μ§μ κ·Έλνμμ λ΅λ³μ μ°Ύμλ립λλ€.",
),
textbox=gr.Textbox(
placeholder="μ: λ€μ΄λ²μ AI κΈ°μ νΈλ λλ 무μμΈκ°μ?",
container=False,
scale=7,
),
examples=[
"μΌμ±μ μμ μ΅κ·Ό AI κΈ°μ νΈλ λλ?",
"μΉ΄μΉ΄μ€κ° κ°λ° μ€μΈ AI μλΉμ€ λͺ©λ‘μ μλ €μ€",
"μ΄λ€ κΈ°μ
μ΄ LLM κΈ°μ μ κ°λ°νλμ?",
"μ΅κ·Ό AI κ΄λ ¨ λ΄μ€ κΈ°μ¬λ₯Ό μμ½ν΄μ€",
],
retry_btn=None,
undo_btn="β©οΈ λλ리기",
clear_btn="ποΈ λν μ΄κΈ°ν",
)
if __name__ == "__main__":
demo.launch()
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