old_contents: # Namespace package: https://docs.python.org/2/library/pkgutil.html
  try:
      import pkg_resources
      pkg_resources.declare_namespace(__name__)
  except ImportError:
      from pkgutil import extend_path
      __path__ = extend_path(__path__, __name__)
  
new_contents: __import__('pkg_resources').declare_namespace(__name__)
  
subject: Fix namespacing for PyPi installs