from PIL import Image
import os

folders = [d for d in os.listdir() if os.path.isdir(d)]

for folder in folders:
    for filename in os.listdir(folder):
        if filename.lower().endswith('.png'):
            path_png = os.path.join(folder, filename)
            path_bmp = os.path.join(folder, os.path.splitext(filename)[0] + '.bmp')

            img = Image.open(path_png)
            img.save(path_bmp)
            print(f"Converted: {path_png} -> {path_bmp}")