old_contents: """
  Script to clean the txt generated files and kept only the 37 class: LICENSE-PLATE and set the number 0 to the class.
  """
  import os
  
  dataset_dir = "data/dataset/"
  
  for filename in list(filter(lambda x: x[-3:] == "txt", os.listdir(dataset_dir))):
      with open(dataset_dir + filename, 'r') as f:
          content = f.read()
      with open(dataset_dir + filename, 'w') as f:
          license_plate_lines = filter(lambda x: x.split(' ')[0] == "37", content.split('\n'))
          for line in license_plate_lines:
              line = line.split(' ')
              line[0] = "0"
              line = ' '.join(line)
              f.write(line)
  
new_contents: """
  Script to clean the txt generated files and kept only the 37 class: LICENSE-PLATE and set the number 0 to the class.
  """
  import os
  
  dataset_dir = "data/dataset/"
  
  for filename in list(filter(lambda x: x[-3:] == "txt", os.listdir(dataset_dir))):
      with open(dataset_dir + filename, 'r') as f:
          content = f.read()
      with open(dataset_dir + filename, 'w') as f:
          license_plate_lines = filter(lambda x: x.split(' ')[0] == "37", content.split('\n'))
          for line in license_plate_lines:
              line = line.split(' ')
              line[0] = "0"
              line = ' '.join(line)
              f.write(line + '\n')
  
subject: Add break line on clean txt files