old_contents: from setuptools import setup
  
  setup(name='xcesm',
        version='0.01',
        description='xarray plugin for CESM output diagnosis.',
        url='https://github.com/Yefee/xcesm',
        author='Chengfei He',
        author_email='che43@wisc.edu',
        include_package_data=True,
        classifiers=[
          'Development Status :: 3 - Alpha',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
          ],
        keywords='climate modeling modelling model gcm',
        license='MIT',
        packages=['xcesm'],
        install_requires=['xarray','pyresample','cartopy'],
        zip_safe=False)
new_contents: from setuptools import setup
  
  setup(name='xcesm',
        version='0.01',
        description='xarray plugin for CESM output diagnosis.',
        url='https://github.com/Yefee/xcesm',
        author='Chengfei He',
        author_email='che43@wisc.edu',
        include_package_data=True,
        classifiers=[
          'Development Status :: 3 - Alpha',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
          ],
        keywords='climate modeling modelling model gcm',
        license='MIT',
        packages=['xcesm', 'utils'],
        install_requires=['xarray', 'pyresample', 'cartopy'],
        zip_safe=False)
  
subject: add utils to setup