code: def render(self, files=True):
          
          self.validate()
          # convert NetJSON config to intermediate data structure
          if self.intermediate_data is None:
              self.to_intermediate()
          # support multiple renderers
          renderers = getattr(self, 'renderers', None) or [self.renderer]
          # convert intermediate data structure to native configuration
          output = ''
          for renderer_class in renderers:
              renderer = renderer_class(self)
              output += renderer.render()
              # remove reference to renderer instance (not needed anymore)
              del renderer
          # are we required to include
          # additional files?
          if files:
              # render additional files
              files_output = self._render_files()
              if files_output:
                  # max 2 new lines
                  output += files_output.replace('\n\n\n', '\n\n')
          # return the configuration
          return output
docs: Converts the configuration dictionary into the corresponding configuration format
  
          :param files: whether to include "additional files" in the output or not;
                        defaults to ``True``
          :returns: string with output