improve filename matching for mask

import os

from pathlib import Path

import numpy as np

from PIL import Image, ImageOps, ImageFilter, ImageEnhance, ImageChops, UnidentifiedImageError

        if is_inpaint_batch:

            # try to find corresponding mask for an image using simple filename matching

            mask_image_path = os.path.join(inpaint_mask_dir, os.path.basename(image))

            path = Path(os.path.join(inpaint_mask_dir, os.path.basename(image)))

            mask_image_path = list(path.parent.glob(f"**/{path.stem}*"))

            if len(mask_image_path) > 0:

                mask_image_path = str(mask_image_path[0])

            # if not found use first one ("same mask for all images" use-case)

            if mask_image_path not in inpaint_masks:

                mask_image_path = inpaint_masks[0]