setup_and_run.py

#!/usr/bin/env python3
"""
Setup and run script for barcode scanner
This script handles installation of dependencies and runs the barcode scanner
"""

import subprocess
import sys
import os

def install_requirements():
    """Install required packages"""
    print("Installing required packages...")
    try:
        subprocess.check_call([sys.executable, "-m", "pip", "install", "-r", "requirements.txt"])
        print("✓ All packages installed successfully!")
        return True
    except subprocess.CalledProcessError as e:
        print(f"✗ Error installing packages: {e}")
        return False

def check_tesseract():
    """Check if Tesseract OCR is installed"""
    try:
        result = subprocess.run(['tesseract', '--version'], 
                              capture_output=True, text=True, check=True)
        print("✓ Tesseract OCR is installed")
        return True
    except (subprocess.CalledProcessError, FileNotFoundError):
        print("✗ Tesseract OCR not found!")
        print("Please install Tesseract OCR:")
        print("  - macOS: brew install tesseract")
        print("  - Ubuntu/Debian: sudo apt-get install tesseract-ocr")
        print("  - Windows: Download from https://github.com/UB-Mannheim/tesseract/wiki")
        return False

def main():
    print("Barcode Scanner Setup")
    print("=" * 30)
    
    # Check if images folder exists
    if not os.path.exists("images"):
        print("✗ Images folder not found!")
        print("Please make sure you have an 'images' folder with your images.")
        return
    
    # Install Python packages
    if not install_requirements():
        return
    
    # Check Tesseract
    if not check_tesseract():
        return
    
    print("\n" + "=" * 30)
    print("Setup complete! Running barcode scanner...")
    print("=" * 30)
    
    # Run the barcode scanner
    try:
        from barcode_scanner import BarcodeTextScanner
        scanner = BarcodeTextScanner()
        scanner.process_all_images()
    except ImportError as e:
        print(f"Error importing barcode scanner: {e}")
    except Exception as e:
        print(f"Error running scanner: {e}")

if __name__ == "__main__":
    main()