Initial commit: Pokemon Discovery - TCG product scraper and PDF catalog generator

- Comprehensive scraper for Dollar General Pokemon TCG products
- Professional PDF catalog generator with UPC-A barcodes
- Robust anti-bot handling with requests + Selenium fallback
- Automatic image downloading and barcode generation
- Unix-friendly timestamped filenames
- Virtual environment support and dependency management
- Complete documentation and usage guides

test_barcode.py

@@ -0,0 +1,55 @@
+#!/usr/bin/env python3
+"""
+Test script to verify barcode generation functionality
+"""
+
+import sys
+import os
+from pathlib import Path
+
+# Add current directory to path if running in venv
+sys.path.insert(0, '.')
+
+try:
+    import barcode
+    from barcode.writer import ImageWriter
+    print("✓ Barcode generation libraries are available")
+    
+    # Test barcode generation
+    test_sku = "123456789012"
+    
+    upc_generator = barcode.get_barcode_class('upca')
+    test_barcode = upc_generator("12345678901", writer=ImageWriter())
+    
+    # Create test output directory
+    test_dir = Path("test_output")
+    test_dir.mkdir(exist_ok=True)
+    
+    # Generate test barcode
+    barcode_path = test_dir / "test_barcode"
+    test_barcode.save(str(barcode_path), options={
+        'module_width': 0.2,
+        'module_height': 15.0,
+        'quiet_zone': 6.5,
+        'font_size': 10,
+        'text_distance': 5.0,
+        'background': 'white',
+        'foreground': 'black'
+    })
+    
+    final_path = f"{barcode_path}.png"
+    if os.path.exists(final_path):
+        print(f"✓ Test barcode generated successfully: {final_path}")
+        print(f"  File size: {os.path.getsize(final_path)} bytes")
+    else:
+        print(f"✗ Failed to generate test barcode")
+        sys.exit(1)
+        
+except ImportError as e:
+    print(f"✗ Missing barcode library: {e}")
+    sys.exit(1)
+except Exception as e:
+    print(f"✗ Barcode generation failed: {e}")
+    sys.exit(1)
+
+print("✓ All barcode generation tests passed!")