def on_return(self, node): # ('value',)
        ret = self.run(node.value)
        if ret is None: ret = ReturnedNone
        self.retval = ret
        return
Builds the vnc config spec.
dataset/ETHPy150Open xraypy/xraylarch/lib/interpreter.py/Interpreter.on_return--crossover with--dataset/ETHPy150Open openstack/nova/nova/virt/vmwareapi/vm_util.py/get_vnc_config_spec