code: def param_remove(self, param: 'str') -> None:
          
          for attr in self._param_attr_dicts:
              if param in self.__dict__[attr]:
                  self.__dict__[attr].pop(param)
  
          for attr in self._param_attr_lists:
              if param in self.__dict__[attr]:
                  self.__dict__[attr].remove(param)
docs: Remove a param from this model
  
          :param param: name of the parameter to be removed
          :type param: str