def psi2(self, Z, variational_posterior):
        return self.psicomp.psicomputations(self, Z, variational_posterior, return_psi2_n=False)[2]
Return VNC port for an VM or None if there is no available port.
dataset/ETHPy150Open SheffieldML/GPy/GPy/kern/src/kern.py/Kern.psi2--crossover with--dataset/ETHPy150Open openstack/nova/nova/virt/vmwareapi/vm_util.py/get_vnc_port