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Update app.py
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app.py
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from fastapi import FastAPI, HTTPException
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from pydantic import BaseModel
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from llama_cpp import Llama
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from huggingface_hub import hf_hub_download
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from fastapi.middleware.cors import CORSMiddleware
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import os
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# При этом Qwen 2.5 даже в размере 1.5B умнее старых моделей на 7B.
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REPO_ID = "bartowski/Qwen2.5-1.5B-Instruct-GGUF"
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FILENAME = "Qwen2.5-1.5B-Instruct-Q4_K_M.gguf"
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print(f"
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try:
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except Exception as e:
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# --- НАСТРОЙКА СКОРОСТИ ---
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print("System: Прогрев двигателя...")
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llm = Llama(
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model_path=
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n_ctx=2048,
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n_batch=512,
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n_threads=
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verbose=False
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)
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print("System: Apex Turbo готов.")
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app.add_middleware(
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CORSMiddleware,
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allow_headers=["*"],
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)
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class AnalysisRequest(BaseModel):
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context: str
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query: str
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@app.get("/")
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def
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return {
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@app.post("/analyze")
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def analyze(req: AnalysisRequest):
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<|im_end|>
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<|im_start|>user
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{req.context}
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{req.query}
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<|im_end|>
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<|im_start|>assistant
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"""
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output = llm(
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prompt,
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max_tokens=
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temperature=0.
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stop=["<|im_end|>"],
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echo=False
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)
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except Exception as e:
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from fastapi import FastAPI, HTTPException
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from pydantic import BaseModel
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from fastapi.middleware.cors import CORSMiddleware
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from llama_cpp import Llama
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from huggingface_hub import hf_hub_download
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import os
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import multiprocessing
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# =========================================================
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# MODEL CONFIG (WORLD-LEVEL BALANCE)
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# =========================================================
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REPO_ID = "bartowski/Qwen2.5-3B-Instruct-GGUF"
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FILENAME = "Qwen2.5-3B-Instruct-Q4_K_M.gguf"
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print(f"[SYSTEM] Downloading model: {FILENAME}")
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try:
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MODEL_PATH = hf_hub_download(
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repo_id=REPO_ID,
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filename=FILENAME
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)
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except Exception as e:
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raise RuntimeError(f"Model download failed: {e}")
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# =========================================================
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# LLM INITIALIZATION
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# =========================================================
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print("[SYSTEM] Initializing Apex Engine...")
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llm = Llama(
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model_path=MODEL_PATH,
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n_ctx=2048,
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n_batch=512,
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n_threads=multiprocessing.cpu_count(),
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verbose=False
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)
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print("[SYSTEM] Apex Engine READY")
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# =========================================================
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# FASTAPI APP
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# =========================================================
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app = FastAPI(
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title="Apex Engine",
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version="1.0",
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description="High-performance reasoning backend"
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)
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app.add_middleware(
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CORSMiddleware,
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allow_headers=["*"],
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)
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# =========================================================
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# DATA MODELS
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# =========================================================
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class AnalysisRequest(BaseModel):
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context: str
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query: str
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# =========================================================
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# ROUTES
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# =========================================================
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@app.get("/")
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def health():
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return {
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"status": "online",
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"engine": "Apex",
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"model": "Qwen2.5-3B",
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"mode": "high-reasoning"
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}
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@app.post("/analyze")
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def analyze(req: AnalysisRequest):
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try:
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prompt = f"""
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<|im_start|>system
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Ты — Apex, аналитический ИИ мирового уровня.
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СТРОГИЕ ПРАВИЛА:
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- Используй ТОЛЬКО данный контекст
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- НЕ додумывай факты
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- Если данных недостаточно — скажи об этом
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- Отвечай чётко, логично и по делу
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- После ответа выполни краткую самопроверку логики
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Язык ответа: русский
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Формат: структурированный текст
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<|im_end|>
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<|im_start|>user
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КОНТЕКСТ:
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{req.context}
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ВОПРОС:
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{req.query}
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<|im_end|>
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<|im_start|>assistant
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"""
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output = llm(
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prompt,
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max_tokens=400,
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temperature=0.15,
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top_p=0.9,
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stop=["<|im_end|>"],
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echo=False
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)
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answer = output["choices"][0]["text"].strip()
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return {
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"result": answer,
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"model": "Qwen2.5-3B",
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"engine": "Apex"
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}
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except Exception as e:
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raise HTTPException(
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status_code=500,
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detail=f"Inference error: {str(e)}"
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)
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