code: def main():
      parser = argparse.ArgumentParser()
      parser.add_argument(
          "--checkpoints", nargs="+", type=str, required=True
      )
      parser.add_argument("--dry_run", action="store_true")
  
      args = parser.parse_args()
  
      for ckpt in tqdm(glob_all(args.checkpoints)):
          ckpt = os.path.splitext(ckpt)[0]
          SavedCalamariModel(ckpt, dry_run=args.dry_run)
  
imports: import argparse
  import logging
  from tqdm import tqdm
  import os
  from calamari_ocr.ocr import SavedCalamariModel
  from calamari_ocr.utils import glob_all
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types