def _shrink_solo_secondary(self, amt):
        self.ratio += amt
        self.ratio = min(self._max_ratio, self.ratio)
Determine which networks an instance should connect to.
dataset/ETHPy150Open qtile/qtile/libqtile/layout/xmonad.py/MonadTall._shrink_solo_secondary--crossover with--dataset/ETHPy150Open nii-cloud/dodai-compute/nova/network/manager.py/VlanManager._get_networks_for_instance