old_contents: #!/usr/bin/env python
  
  from os.path import join
  
  def configuration(parent_package = '', top_path = None):
      from numpy.distutils.misc_util import Configuration, get_numpy_include_dirs
      config = Configuration('cluster', parent_package, top_path)
  
      config.add_data_dir('tests')
  
      config.add_extension('_vq',
          sources=[join('src', 'vq_module.c'), join('src', 'vq.c')],
          include_dirs = [get_numpy_include_dirs()])
  
      config.add_extension('_hierarchy_wrap',
          sources=[join('src', 'hierarchy_wrap.c'), join('src', 'hierarchy.c')],
          include_dirs = [get_numpy_include_dirs()])
  
      return config
  
  if __name__ == '__main__':
      from numpy.distutils.core import setup
      setup(maintainer = "SciPy Developers",
            author = "Eric Jones",
            maintainer_email = "scipy-dev@scipy.org",
            description = "Clustering Algorithms (Information Theory)",
            url = "http://www.scipy.org",
            license = "SciPy License (BSD Style)",
            **configuration(top_path='').todict()
            )
  
new_contents: #!/usr/bin/env python
  import sys
  
  from os.path import join
  
  if sys.version_info[0] >= 3:
      DEFINE_MACROS = [("SCIPY_PY3K", None)]
  else:
      DEFINE_MACROS = []
  
  def configuration(parent_package = '', top_path = None):
      from numpy.distutils.misc_util import Configuration, get_numpy_include_dirs
      config = Configuration('cluster', parent_package, top_path)
  
      config.add_data_dir('tests')
  
      config.add_extension('_vq',
          sources=[join('src', 'vq_module.c'), join('src', 'vq.c')],
          include_dirs = [get_numpy_include_dirs()],
          define_macros=DEFINE_MACROS)
  
      config.add_extension('_hierarchy_wrap',
          sources=[join('src', 'hierarchy_wrap.c'), join('src', 'hierarchy.c')],
          include_dirs = [get_numpy_include_dirs()],
          define_macros=DEFINE_MACROS)
  
      return config
  
  if __name__ == '__main__':
      from numpy.distutils.core import setup
      setup(maintainer = "SciPy Developers",
            author = "Eric Jones",
            maintainer_email = "scipy-dev@scipy.org",
            description = "Clustering Algorithms (Information Theory)",
            url = "http://www.scipy.org",
            license = "SciPy License (BSD Style)",
            **configuration(top_path='').todict()
            )
  
subject: add scipy PY3K defines for scipy.cluster.