code: def default_value(self):
          
          data = clips.data.DataObject(self._env)
  
          lib.EnvDeftemplateSlotDefaultValue(
              self._env, self._tpl, self._name, data.byref)
  
          return data.value
docs: The default value for this Slot.
  
          The Python equivalent
          of the CLIPS deftemplate-slot-default-value function.