app_launcher.py

import os
import sys
import subprocess

# Force installation of Tesseract at runtime
def install_tesseract():
    print("Installing Tesseract OCR...")
    try:
        # Update repositories
        subprocess.run(['apt-get', 'update'], check=True)
        # Install Tesseract and dependencies
        subprocess.run(['apt-get', 'install', '-y', 'tesseract-ocr', 'libtesseract-dev', 
                       'tesseract-ocr-eng', 'poppler-utils'], check=True)
        print("Tesseract OCR installation complete.")
        return True
    except Exception as e:
        print(f"Error installing Tesseract: {str(e)}")
        return False

# Check if Tesseract is installed
def is_tesseract_installed():
    try:
        result = subprocess.run(['tesseract', '--version'], 
                              capture_output=True, text=True, check=True)
        print(f"Tesseract is installed: {result.stdout.strip()}")
        return True
    except Exception:
        return False

# Main entry point
if __name__ == "__main__":
    # Check if Tesseract is installed
    if not is_tesseract_installed():
        # Try to install it
        if install_tesseract():
            print("Tesseract installed successfully.")
        else:
            print("Failed to install Tesseract. Continuing anyway...")
    
    # Run the main app
    import app
    app.app.launch()