old_contents: from setuptools import setup
  
  setup(name='MITgcmutils',
        version='0.1.0',
        description='Python utilities for MITgcm',
        maintainer='Oliver Jahn',
        maintainer_email='jahn@mit.edu',
        url='http://mitgcm.org/',
        packages=['MITgcmutils'],
        scripts=['scripts/gluemncbig'],
        )
  
new_contents: from setuptools import setup
  
  setup(name='MITgcmutils',
        version='0.1.0',
        description='Python utilities for MITgcm',
        maintainer='Oliver Jahn',
        maintainer_email='jahn@mit.edu',
        url='http://mitgcm.org/',
        packages=['MITgcmutils', 'MITgcmutils.cs'],
        scripts=['scripts/gluemncbig'],
        )
  
subject: add cs subpackage to setup script