code: def parse_lst20_args():
      parser = argparse.ArgumentParser()
      parser.add_argument(
          "input_dir", help="Directory to use when processing lst20"
      )
      parser.add_argument(
          "output_dir", help="Directory to use when saving lst20"
      )
      add_lst20_args(parser)
      return parser.parse_args()
  
file_path: stanza/stanza/utils/datasets/tokenization/convert_th_lst20.py
imports: import argparse
  import glob
  import os
  import sys
  from stanza.utils.datasets.tokenization.process_thai_tokenization import write_section, convert_processed_lines, reprocess_lines
label_desc: Use image node_id 5 for calling a global function with example usage: parse_lst20_args() and returns: parser