code: def get_parameter(self):
          
          if not self.is_param:
              raise ValueError("this var does not point to a parameter")
  
          # this is quite expensive, so let's cache the parameter object so we only
          # have to filter on the first time this is called
          if self._parameter is None:
              self._parameter = self._bundle.get_parameter(uniqueid=self.unique_label, check_visible=False, check_default=False)
  
          return self._parameter
docs: get the parameter object from the system for this var
  
          needs to be backend safe (not passing or storing bundle)