old_contents: """
  Tests for apyori.parse_args.
  """
  
  from nose.tools import raises
  
  from apyori import parse_args
  
  
  def test_normal():
      """
      Normal arguments.
      """
      argv = []
      args = parse_args(argv)
  
  
  @raises(ValueError)
  def test_invalid_support():
      """
      An invalid support.
      """
      argv = ['-s', '0']
      args = parse_args(argv)
  
new_contents: """
  Tests for apyori.parse_args.
  """
  
  from nose.tools import raises
  
  from apyori import parse_args
  
  
  def test_normal():
      """
      Normal arguments.
      """
      argv = []
      parse_args(argv)
  
  
  @raises(ValueError)
  def test_invalid_support():
      """
      An invalid support.
      """
      argv = ['-s', '0']
      parse_args(argv)
  
subject: Improve the PyLint score.