old_contents: #! /usr/bin/env python3
  # -*- coding: utf-8 -*-
  
  from pkg_resources import get_distribution, DistributionNotFound
  import os.path as osp
  
  from . import nyc_mta
  from . import plotting
  
  
  __version__ = '1.0.0'
  
  try:
      _dist = get_distribution('k2datascience')
      dist_loc = osp.normcase(_dist.location)
      here = osp.normcase(__file__)
      if not here.startswith(osp.join(dist_loc, 'k2datascience')):
          raise DistributionNotFound
  except DistributionNotFound:
      __version__ = 'Please install this project with setup.py'
  else:
      __version__ = _dist.version
  
new_contents: #! /usr/bin/env python3
  # -*- coding: utf-8 -*-
  
  from pkg_resources import get_distribution, DistributionNotFound
  import os.path as osp
  
  from . import chronic_disease
  from . import hr_analytics
  from . import movies
  from . import nyc_mta
  from . import olympics
  from . import pca
  from . import plotting
  from . import yelp
  
  
  __version__ = '1.0.0'
  
  try:
      _dist = get_distribution('k2datascience')
      dist_loc = osp.normcase(_dist.location)
      here = osp.normcase(__file__)
      if not here.startswith(osp.join(dist_loc, 'k2datascience')):
          raise DistributionNotFound
  except DistributionNotFound:
      __version__ = 'Please install this project with setup.py'
  else:
      __version__ = _dist.version
  
subject: add modules to constructor