def save_supplies(self, data):
        url = self._construct_url(addl=['supplies', ])
        entity, _ = super(Strategy, self)._post(PATHS['mgmt'], url, data)
        self._update_self(next(entity))
        self._deserialize_target_expr()
        if self.properties in 'relations':
            del self.properties['relations']
dataset/ETHPy150Open MediaMath/t1-python/terminalone/models/strategy.py/Strategy.save_supplies/swapped operands of `in`