docs: def _cls_lookup_dist(cls):
      """
      Attempt to resolve the distribution from the provided class in the
      most naive way - this assumes the Python module path to the class
      contains the name of the package that provided the module and class.
      """
  
      frags = cls.__module__.split('.')
      for name in ('.'.join(frags[:x]) for x in range(len(frags), 0, -1)):
          dist = find_pkg_dist(name)
          if dist:
              return dist