text: from savu.plugins.plugin_tools import PluginTools
  
  class PluginTemplate1Tools(PluginTools):
      """
      A simple plugin template with one in_dataset and one out_dataset with
      similar characteristics, e.g. median filter.
      """
  
      def define_parameters(self):
          """
          example:
              visibility: basic
              dtype: [None, str]
              description: Example of a plugin parameter
              default: None
          """