'Add a ``_remove_x()`` method to the element class for this child
element.'

def _add_remover(self):

    def _remove_child(obj):
        obj.remove_all(self._nsptagname)
    _remove_child.__doc__ = ('Remove    all    ``<%s>``    child    elements.' % self._nsptagname)
    self._add_to_class(self._remove_method_name, _remove_child)
