old_contents: from distutils.core import setup
  from catkin_pkg.python_setup import generate_distutils_setup
  
  d = generate_distutils_setup(
      packages=['rqt_ez_publisher'],
      package_dir={'': 'src'},
  )
  
  setup(**d)
  
new_contents: from distutils.core import setup
  from catkin_pkg.python_setup import generate_distutils_setup
  
  d = generate_distutils_setup(
      packages=['rqt_ez_publisher', 'rqt_ez_publisher.widget',
                'rqt_ez_publisher.publisher'],
      package_dir={'': 'src'},
  )
  
  setup(**d)
  
subject: Fix setup.py