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Update app.py
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app.py
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from fastapi import FastAPI
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from pydantic import BaseModel
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import chromadb
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from sentence_transformers import SentenceTransformer
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import numpy as np
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import google.generativeai as genai
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import os
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#
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# Utilisez /tmp/ qui est toujours accessible en écriture
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cache_dir = "/tmp/model_cache"
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os.makedirs(cache_dir, exist_ok=True)
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#
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#
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client = chromadb.PersistentClient(path="/tmp/chroma_db")
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app = FastAPI()
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class Query(BaseModel):
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query: str
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from fastapi import FastAPI
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from pydantic import BaseModel
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import chromadb
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from sentence_transformers import SentenceTransformer
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import os
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import google.generativeai as genai
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# === 1. Configurer le cache dans /tmp/ (accessible en écriture) ===
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os.environ['HF_HOME'] = '/tmp/huggingface' # Dossier pour les modèles Hugging Face
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os.environ['TRANSFORMERS_CACHE'] = '/tmp/huggingface' # Dossier pour Transformers
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os.makedirs('/tmp/huggingface', exist_ok=True) # Crée le dossier si inexistant
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# === 2. Charger le modèle avec gestion des erreurs ===
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try:
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# Essayer avec le nom court
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model = SentenceTransformer(
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'all-MiniLM-L6-v2',
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cache_folder='/tmp/huggingface'
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)
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except Exception as e:
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print(f"Erreur de chargement (nom court): {e}")
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# Fallback: utiliser le nom complet du modèle
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model = SentenceTransformer(
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'sentence-transformers/all-MiniLM-L6-v2',
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cache_folder='/tmp/huggingface'
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)
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# === 3. Configurer ChromaDB dans /tmp/ ===
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client = chromadb.PersistentClient(path="/tmp/chroma_db")
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# === 4. Configurer Gemini (existant) ===
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GEMINI_API_KEY = os.environ.get("GEMINI_API_KEY", "")
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genai.configure(api_key=GEMINI_API_KEY)
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model_gemini = genai.GenerativeModel("gemini-2.0-flash-lite")
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app = FastAPI()
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# ... (le reste de votre code reste inchangé) ...
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class Query(BaseModel):
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query: str
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