fix: bring positional args back, add recursive to blip etc

finetune/make_captions_by_git.py

@@ -2,6 +2,7 @@ import argparse
 import os
 import re
 
+from pathlib import Path
 from PIL import Image
 from tqdm import tqdm
 import torch
@@ -65,7 +66,8 @@ def main(args):
   GenerationMixin._prepare_input_ids_for_generation = _prepare_input_ids_for_generation_patch
 
   print(f"load images from {args.train_data_dir}")
-  image_paths = train_util.glob_images(args.train_data_dir)
+  train_data_dir_path = Path(args.train_data_dir)
+  image_paths = train_util.glob_images_pathlib(train_data_dir_path, args.recursive)
   print(f"found {len(image_paths)} images.")
 
   # できればcacheに依存せず明示的にダウンロードしたい
@@ -140,7 +142,8 @@ def setup_parser() -> argparse.ArgumentParser:
   parser.add_argument("--remove_words", action="store_true",
                       help="remove like `with the words xxx` from caption / `with the words xxx`のような部分をキャプションから削除する")
   parser.add_argument("--debug", action="store_true", help="debug mode")
-
+  parser.add_argument("--recursive", action="store_true", help="search for images in subfolders recursively")  
+  
   return parser