refactor: clean up unused imports and improve code organization

src/ui/Ui_switchtest.py

@@ -6,7 +6,7 @@
 # run again.  Do not edit this file unless you know what you are doing.
 
 
-from PyQt6 import QtCore, QtGui, QtWidgets
+from PyQt6 import QtCore, QtWidgets
 
 
 class Ui_MainWindow(object):
@@ -44,7 +44,9 @@ class Ui_MainWindow(object):
     def retranslateUi(self, MainWindow):
         _translate = QtCore.QCoreApplication.translate
         MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
-        self.select_action_box.setItemText(0, _translate("MainWindow", "Aktion auswählen"))
+        self.select_action_box.setItemText(
+            0, _translate("MainWindow", "Aktion auswählen")
+        )
         self.select_action_box.setItemText(1, _translate("MainWindow", "edit_prof"))
         self.select_action_box.setItemText(2, _translate("MainWindow", "add_user"))
         self.select_action_box.setItemText(3, _translate("MainWindow", "edit_user"))