text: from utility.audio import AudioPreprocessing
  from optparse import OptionParser
  
  import sys
  
  
  if __name__ == '__main__':
      parser = OptionParser()
      parser.add_option('-v', '--video_path', dest='path', default='')
      parser.add_option('-d', '--output_dir', dest='dir', default='')
  
      (options, args) = parser.parse_args(sys.argv)
  
      path = options.path
      out_dir = options.dir
  
      audioprocessing = AudioPreprocessing(video_path=path, out_path=out_dir)
      audioprocessing.extract_audio_track()
  