Update img2img.py

def process_batch(p, input_dir, output_dir, inpaint_mask_dir, args):

    processing.fix_seed(p)

# recursive batch, as written limits potential inputs to common image formats, may e better to just check if isfile for general use

    images = []

    for root, directories, files in os.walk(input_dir):

        for filename in files:

            if filepath.endswith(".jpg") or filepath.endswith(".jpeg") or filepath.endswith(".png") or filepath.endswith(".webp"):

                images.append(filepath)

    is_inpaint_batch = False

    if inpaint_mask_dir:

        inpaint_masks = shared.listfiles(inpaint_mask_dir)