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Create app.py
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app.py
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import gradio as gr
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import requests
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import base64
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import io
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from PIL import Image
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# METTEZ VOTRE CLÉ API MISTRAL ICI (créée sur console.mistral.ai)
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MISTRAL_API_KEY = "b9rg7dcD7IBHyNiUFVI5wa57zBSjsPKx" # ← Remplacez par votre clé
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API_URL = "https://api.mistral.ai/v1/chat/completions"
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def encode_image(image):
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"""Convertit l'image en base64"""
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buffer = io.BytesIO()
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image.save(buffer, format="JPEG")
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return base64.b64encode(buffer.getvalue()).decode()
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def generate_filename(image, custom_prompt):
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"""Génère un nom de fichier structuré"""
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if image is None:
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return "❌ Veuillez uploader une image."
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if not MISTRAL_API_KEY or MISTRAL_API_KEY == "VOTRE_CLE_API_MISTRAL":
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return "❌ Clé API manquante. Obtenez une clé gratuite sur console.mistral.ai"
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try:
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image_base64 = encode_image(image)
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if custom_prompt and custom_prompt.strip():
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prompt = custom_prompt.strip()
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else:
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prompt = """Analyse ce document. Extrait le nom des parties et la date.
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Génère un nom de fichier au format: Affaire_[X]_contre_[Y]_[JJ_MM_AAAA]
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Exemple: Affaire_Dupont_contre_Martin_12_12_2026
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Réponds uniquement par le nom de fichier, rien d'autre."""
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response = requests.post(
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API_URL,
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headers={
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"Authorization": f"Bearer {MISTRAL_API_KEY}",
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"Content-Type": "application/json"
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},
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json={
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"model": "pixtral-12b-2409",
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"messages": [{
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"role": "user",
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"content": [
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{"type": "text", "text": prompt},
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{"type": "image_url", "image_url": f"data:image/jpeg;base64,{image_base64}"}
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]
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}],
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"max_tokens": 100,
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"temperature": 0.1
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},
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timeout=60
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)
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if response.status_code == 200:
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result = response.json()
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return result["choices"][0]["message"]["content"].strip()
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else:
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return f"❌ Erreur: {response.status_code}"
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except Exception as e:
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return f"❌ Erreur: {str(e)}"
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# Interface
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with gr.Blocks(title="Nommage de documents juridiques") as demo:
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gr.Markdown("""
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# ⚖️ Générateur de noms pour documents juridiques
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**Basé sur Mistral Pixtral** - Gratuit
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Upload un document (photo, scan) → obtient `Affaire_X_contre_Y_DATE`
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""")
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with gr.Row():
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with gr.Column():
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image = gr.Image(type="pil", label="Document", height=400)
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prompt = gr.Textbox(
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label="Format personnalisé (optionnel)",
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placeholder='Ex: "Format: DOS_[X]_VS_[Y]_[DDMMYYYY]"',
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lines=2
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)
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btn = gr.Button("Générer le nom", variant="primary")
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with gr.Column():
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output = gr.Textbox(label="Nom généré", lines=5)
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btn.click(fn=generate_filename, inputs=[image, prompt], outputs=output)
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demo.launch()
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