from PIL import Image
import os

def convert_to_ico(png_path, ico_path):
    if not os.path.exists(png_path):
        print(f"Error: {png_path} not found.")
        return

    try:
        img = Image.open(png_path)
        img.save(ico_path, format='ICO', sizes=[(256, 256), (128, 128), (64, 64), (48, 48), (32, 32), (16, 16)])
        print(f"Successfully converted {png_path} to {ico_path}")
    except Exception as e:
        print(f"Error converting image: {e}")

if __name__ == "__main__":
    convert_to_ico("app_icon.png", "app_icon.ico")