func (a *Client) VirtualMachineScaleSetsDeleteInstances(params *VirtualMachineScaleSetsDeleteInstancesParams, authInfo runtime.ClientAuthInfoWriter) (*VirtualMachineScaleSetsDeleteInstancesOK, *VirtualMachineScaleSetsDeleteInstancesAccepted, error) {
    // TODO: Validate the params before sending
    if params == nil {
        params = NewVirtualMachineScaleSetsDeleteInstancesParams()
    }