old_contents: 
  #!/usr/bin/env python
  
  def configuration(parent_package='',top_path=None):
      from numpy.distutils.misc_util import Configuration
  
      config = Configuration('segment', parent_package, top_path)
  
      config.add_extension('_segmenter',
                           sources=['Segmenter_EXT.c',
                                    'Segmenter_IMPL.c'],
                           depends = ['ndImage_Segmenter_structs.h']
      )
  
      return config
  
  if __name__ == '__main__':
      from numpy.distutils.core import setup
      setup(**configuration(top_path='').todict())
  
  
  
new_contents: 
  #!/usr/bin/env python
  
  def configuration(parent_package='',top_path=None):
      from numpy.distutils.misc_util import Configuration
  
      config = Configuration('segment', parent_package, top_path)
  
      config.add_extension('_segmenter',
                           sources=['Segmenter_EXT.c',
                                    'Segmenter_IMPL.c'],
                           depends = ['ndImage_Segmenter_structs.h']
      )
  
      config.add_data_dir('tests')
  
      return config
  
  if __name__ == '__main__':
      from numpy.distutils.core import setup
      setup(**configuration(top_path='').todict())
  
  
  
subject: Add tests as data_dir to ndimage.segment