code: func (v *VM) SetZone(zone string) {
  	for _, disk := range v.GetDisk() {
  		disk.Type = strings.Replace(disk.Type, "{{.Zone}}", zone, -1)
  	}
  	v.MachineType = strings.Replace(v.GetMachineType(), "{{.Zone}}", zone, -1)
  	v.Zone = zone
  }
docs: // SetZone sets the given zone throughout this VM.