Convert all PNG images in a folder (including subdirectories), to JPG.

PNGtoJPG.py

import os
from PIL import Image

Image.MAX_IMAGE_PIXELS = None

def convert(folder_path, delete_old = True):
	for root, dirs, files in os.walk(folder_path):
		print(root)
		for filename in files:
			if ".png" in filename:
				try:
					print(f"Converting {folder_path}/{filename}")
					im = Image.open(os.path.join(root, filename))
					rgb_im = im.convert('RGB')
					rgb_im.save(os.path.join(root, f"{filename[:-4]}.jpg"))
					print(f"Converted {folder_path}/{filename}")
				
				except (IOError, MemoryError):
					#os.remove(os.path.join(root, filename))
					pass

			# Remove original image if already converted
			if delete_old and f"{filename[:-4]}.jpg" and f"{filename[:-4]}.png" in files:
				print(f"Deleting image: {filename[:-4]}.png")
				os.remove(os.path.join(root, f"{filename[:-4]}.png"))

			print()

convert(input("Path to folder: "))