text: #!/usr/bin/env python
  import sys
  import os
  from argparse import ArgumentParser
  from os.path import basename
  
  from classes.inference.Sampler import *
  
  def build_parser():
    parser = ArgumentParser()
    parser.add_argument('--pngs_path', type=str,
                        dest='pngs_path', help='png folder to convert into HTML',
                        required=True)
    parser.add_argument('--output_folder', type=str,
                        dest='output_folder', help='dir to save generated gui and html',
                        required=True)
    parser.add_argument('--model_json_file', type=str,
                        dest='model_json_file', help='trained model json file',
                        required=True)
    parser.add_argument('--model_weights_file', type=str,
                        dest='model_weights_file', help='trained model weights file', required=True)
    parser.add_argument('--print_bleu_score', type=int,
                        dest='print_bleu_score', help='see BLEU score for single example', default=0)
    parser.add_argument('--original_guis_filepath', type=str,
                        dest='original_guis_filepath', help='if getting BLEU score, provide original guis folder filepath', default=None)
    parser.add_argument('--style', type=str,
                        dest='style', help='style to use for generation', default='default')
    return parser
  
  def main():
      parser = build_parser()
      options = parser.parse_args()
      pngs_path = options.pngs_path
      output_folder = options.output_folder
      model_json_file = options.model_json_file
      model_weights_file = options.model_weights_file
      print_bleu_score = options.print_bleu_score
      original_guis_filepath = options.original_guis_filepath
      style = options.style
  
  
      if not os.path.exists(output_folder):
          os.makedirs(output_folder)
  
      # Create sampler
      sampler = Sampler(model_json_path=model_json_file,
                        model_weights_path = model_weights_file)
  
      # Sample and retrieve BLEU
      sampler.convert_batch_of_images(output_folder, pngs_path=pngs_path, get_corpus_bleu=print_bleu_score, original_guis_filepath=original_guis_filepath, style=style)
  
  if __name__ == "__main__":
    main()