code: def set_quantity(self, twig=None, value=None, **kwargs):
          
          # TODO: handle twig having parameter key (value@, default_unit@, adjust@, etc)
          # TODO: does this return anything (update the docstring)?
          return self.get_parameter(twig=twig, **kwargs).set_quantity(value=value, **kwargs)
docs: TODO: add documentation