Method enter

python/proton/_data.py:744–753

Sets the parent node to the current node and clears the current node. Clearing the current node sets it *before* the first child, call :meth:`next` to advance to the first child. :return: ``True`` iff the pointers to the current/parent nodes are changed,

(self)

            return None

    def enter(self) -> bool:
        """
        Sets the parent node to the current node and clears the current node.
        Clearing the current node sets it *before* the first child,
        call :meth:`next` to advance to the first child.

        :return: ``True`` iff the pointers to the current/parent nodes are changed,
            ``False`` otherwise.
        """
        return pn_data_enter(self._data)

    def exit(self) -> bool:
        """