def METHOD_NAME(self, extras: Dict[str, Any]) -> None:
    """Set multiple extras.
    .. note:: This will override any existing extras that are present in the new dictionary.
    :param extras: a dictionary with the extras to set
    :raise aiida.common.ValidationError: if any of the keys are invalid, i.e. contain periods
    """
    self._backend_entity.set_extra_many(extras)