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| from flask import Flask, render_template, redirect, url_for | |
| import subprocess | |
| import threading | |
| import time | |
| import os | |
| app = Flask(__name__) | |
| # Global variable to track Streamlit process | |
| streamlit_process = None | |
| def start_streamlit(): | |
| """Start Streamlit app in background""" | |
| global streamlit_process | |
| try: | |
| streamlit_process = subprocess.Popen([ | |
| 'streamlit', 'run', 'app_enhanced.py', | |
| '--server.port=8502', | |
| '--server.headless=true' | |
| ]) | |
| print("Streamlit app started on port 8502") | |
| except Exception as e: | |
| print(f"Error starting Streamlit: {e}") | |
| def landing_page(): | |
| """Serve the landing page""" | |
| return render_template('index.html') | |
| def launch_app(): | |
| """Redirect to Streamlit app""" | |
| return redirect('http://localhost:8502') | |
| def start_streamlit_endpoint(): | |
| """Start Streamlit if not running""" | |
| global streamlit_process | |
| if streamlit_process is None or streamlit_process.poll() is not None: | |
| threading.Thread(target=start_streamlit, daemon=True).start() | |
| time.sleep(3) # Give Streamlit time to start | |
| return redirect('http://localhost:8502') | |
| if __name__ == '__main__': | |
| # Start Streamlit in background | |
| threading.Thread(target=start_streamlit, daemon=True).start() | |
| # Start Flask server | |
| print("Starting Flask server on http://localhost:5000") | |
| print("Streamlit app will be available on http://localhost:8502") | |
| app.run(host='0.0.0.0', port=5000, debug=True) | |