code: def filtered_dir(module_name, *, additions={}, **kwargs):
      
      module = importlib.import_module(module_name)
  
      def __dir__():
          attr_names = set(filtered_attrs(module, **kwargs))
          attr_names.update(additions)
          return sorted(attr_names)
  
      return __dir__
docs: Return a callable appropriate for __dir__().
  
      All values specified in **kwargs get passed directly to filtered_attrs().
      The 'additions' argument should be an iterable which is added to the final
      results.