def tagFinished(self):
        if self.pe:
            currentText = str(self.tagEdit.text())
            if self.pe.name != currentText and \
               not self.controller.vistrail.has_named_paramexp(currentText):
                #print "will update current tag", currentText
                self.pe.name = currentText
                self.controller.set_changed(True)
            else:
                self.tagEdit.setText(self.pe.name)
tagFinished() -> None
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/gui/paramexplore/pe_inspector.py/QParamExpProperties.tagFinished