Function demo_performance_benefits

python/examples/migration_guide.py:154–182

Show where you get performance benefits after migration.

()

def demo_performance_benefits():
    """Show where you get performance benefits after migration."""
    print("\n=== Performance Benefits After Migration ===\n")

    tree = BPlusTreeMap(capacity=32)

    # Add sample data
    for i in range(1000):
        tree[i] = f"item_{i}"

    print("BONUS: New capabilities not available with dict:")

    print("\n1. Range queries (major advantage):")
    print("   tree.range(start, end) - not possible with regular dict!")

    range_items = list(tree.range(100, 110))
    print(f"   tree.range(100, 110): {len(range_items)} items")
    for key, value in range_items[:3]:
        print(f"     {key}: {value}")
    print("     ...")

    print("\n2. Ordered iteration (automatic with BPlusTree):")
    print("   No need to call sorted() on dict.items()!")

    print("\n3. Performance advantages:")
    print("   ✓ 2.5x faster for partial range scans")
    print("   ✓ 1.4x faster for large dataset iteration")
    print("   ✓ Excellent scaling with dataset size")
    print("   ✓ Memory-efficient for large datasets")


def demo_gotchas_and_tips():