'Add a ``_new_{prop_name}()`` method to the element class that creates
a new, empty element of the correct type, having no attributes.'

def _add_creator(self):

    creator = self._creator
    creator.__doc__ = ('Return    a    "loose",    newly    created    ``<%s>``    element    having    no    attributes,    text,    or    children.' % self._nsptagname)
    self._add_to_class(self._new_method_name, creator)
