def on_btnExportClassifier_clicked(self):
        fileName = QtGui.QFileDialog.getSaveFileName(self, "Export Classifier", filter =  "HDF5 Files (*.h5)")
        
        try:
            self.ilastik.project.dataMgr.Classification.exportClassifiers(fileName)
        except (RuntimeError, AttributeError, IOError) as e:
            QtGui.QMessageBox.warning(self, 'Error', str(e), QtGui.QMessageBox.Ok)
            return

        try:
            self.ilastik.project.dataMgr.Classification.featureMgr.exportFeatureItems(fileName)
        except RuntimeError as e:
            QtGui.QMessageBox.warning(self, 'Error', str(e), QtGui.QMessageBox.Ok)
            return
        
        QtGui.QMessageBox.information(self, 'Success', str(fileName) % "The classifier and the feature information have been saved successfully to:\n %s", QtGui.QMessageBox.Ok)
dataset/ETHPy150Open ilastik/ilastik-0.5/ilastik/modules/classification/gui/classificationRibbon.py/ClassificationTab.on_btnExportClassifier_clicked/swapped operands of `%`