code: def add_wic(self, old_wic, wic):
          
          new_wic = 'wic' + old_wic[-1]
          self.node['properties'][new_wic] = wic
docs: Convert the old style WIC slot to a new style WIC slot and add the WIC
          to the node properties
  
          :param str old_wic: Old WIC slot
          :param str wic: WIC name