@util.memoized_property
    def scalar(self):

        scalar = not self._get_property().uselist
        if scalar:
            self._initialize_scalar_accessors()
        return scalar
Return ``True`` if this :class:`.AssociationProxy` proxies a scalar
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/ext/associationproxy.py/AssociationProxy.scalar