(self, key, value)
add_element

        Parameters
        ----------
        key: object
            Key to be added, should not in the object.

        value: object
            The value corresponds to the key.
add_element
add_element
def add_element(self, key, value):
        """add_element

        Parameters
        ----------
        key: object
            Key to be added, should not in the object.

        value: object
            The value corresponds to the key.
        """
        self._save_seq[key] = copy.deepcopy(value)
def add_element ( self , key , value ) : self . _save_seq [ key ] = copy . deepcopy ( value )