old_contents: # Licensed under a 3-clause BSD style license - see LICENSE.rst
  __version__ = '4.18'
  
  
  def test(*args, **kwargs):
      '''
      Run py.test unit tests.
      '''
      import testr
      return testr.test(*args, **kwargs)
  
new_contents: # Licensed under a 3-clause BSD style license - see LICENSE.rst
  __version__ = '4.19'
  
  
  def test(*args, **kwargs):
      '''
      Run py.test unit tests.
      '''
      import testr
      return testr.test(*args, **kwargs)
  
subject: Update version to 4.19