def __validateInputVolumeSelection__(self):
        inputVolumeId = self.inputVolumeSelector.currentNodeID
        if inputVolumeId == '':
            qt.QMessageBox.warning(slicer.util.mainWindow(), 'Warning', 'Please select an input volume')
            return False
        return True
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dataset/ETHPy150Open acil-bwh/SlicerCIP/Scripted/CIP_LesionModel/CIP_LesionModel.py/CIP_LesionModelWidget.__validateInputVolumeSelection__--crossover with--dataset/ETHPy150Open saltstack/salt/salt/modules/swift.py/_auth