Spaces:
Sleeping
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Create launch.py
Browse files- src/launch.py +131 -0
src/launch.py
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#!/usr/bin/env python3
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"""
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Script de lancement pour l'application Streamlit Foodwatch Analyzer
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Usage: python launch.py [--install] [--port 8501]
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"""
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import subprocess
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import sys
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import os
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import argparse
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from pathlib import Path
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def check_requirements():
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"""Vérifie si toutes les dépendances sont installées"""
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required_packages = [
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'streamlit', 'pandas', 'plotly', 'requests',
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'beautifulsoup4', 'lxml', 'numpy'
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]
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missing_packages = []
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for package in required_packages:
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try:
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__import__(package)
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except ImportError:
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missing_packages.append(package)
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return missing_packages
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def install_requirements():
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"""Installe les dépendances depuis requirements.txt"""
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print("📦 Installation des dépendances...")
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if Path("requirements.txt").exists():
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try:
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subprocess.check_call([
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sys.executable, "-m", "pip", "install", "-r", "requirements.txt"
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])
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print("✅ Dépendances installées avec succès")
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return True
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except subprocess.CalledProcessError as e:
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print(f"❌ Erreur lors de l'installation: {e}")
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return False
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else:
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print("❌ Fichier requirements.txt non trouvé")
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return False
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def launch_streamlit(port=8501):
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"""Lance l'application Streamlit"""
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if not Path("foodwatch_streamlit_app.py").exists():
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print("❌ Fichier foodwatch_streamlit_app.py non trouvé")
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print("Assurez-vous que le fichier de l'application est présent")
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return False
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print(f"🚀 Lancement de l'application sur le port {port}...")
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print(f"🌐 URL: http://localhost:{port}")
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print("👆 Cliquez sur le lien ci-dessus ou copiez-le dans votre navigateur")
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print("🛑 Pour arrêter l'application, appuyez sur Ctrl+C")
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try:
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subprocess.run([
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sys.executable, "-m", "streamlit", "run",
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"foodwatch_streamlit_app.py",
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"--server.port", str(port),
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"--server.headless", "false",
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"--browser.gatherUsageStats", "false"
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])
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return True
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except KeyboardInterrupt:
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print("\n👋 Application arrêtée par l'utilisateur")
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return True
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except Exception as e:
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print(f"❌ Erreur lors du lancement: {e}")
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return False
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def main():
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"""Fonction principale"""
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parser = argparse.ArgumentParser(
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description="🛡️ Foodwatch Arnaques Analyzer - Launcher"
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)
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parser.add_argument(
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"--install",
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action="store_true",
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help="Installer les dépendances avant le lancement"
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)
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parser.add_argument(
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"--port",
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type=int,
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default=8501,
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help="Port pour l'application Streamlit (défaut: 8501)"
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)
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parser.add_argument(
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"--check",
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action="store_true",
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help="Vérifier seulement les dépendances"
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)
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args = parser.parse_args()
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print("🛡️ Foodwatch Arnaques Analyzer")
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print("=" * 50)
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# Vérification des dépendances
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missing = check_requirements()
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if missing:
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print(f"⚠️ Dépendances manquantes: {', '.join(missing)}")
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if args.install:
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if not install_requirements():
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sys.exit(1)
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else:
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print("💡 Utilisez --install pour installer automatiquement")
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print("Ou manuellement: pip install -r requirements.txt")
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if not args.check:
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sys.exit(1)
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else:
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print("✅ Toutes les dépendances sont installées")
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if args.check:
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print("🎉 Vérification terminée")
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return
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# Lancement de l'application
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success = launch_streamlit(args.port)
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if not success:
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sys.exit(1)
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if __name__ == "__main__":
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main()
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