refactor: clean up unused imports and improve code organization

src/ui/userInterface.py

@@ -906,7 +906,8 @@ class Ui(Ui_Semesterapparat):
                 ).setToolTip("Das Medium wurde nicht im Apparat gefunden")
 
         # make table link clickable
-        self.tableWidget_apparat_media.itemClicked.connect(self.open_link)
+        #self.tableWidget_apparat_media.itemClicked.connect(self.open_link)
+        # self.tableWidget_apparat_media.
 
     def open_link(self, item):
         def __openLink(link):
@@ -924,7 +925,8 @@ class Ui(Ui_Semesterapparat):
         if columnname == "Link":
             link = __openLink(item.text())
             if link is not None:
-                os.system("start " + link)
+                webbrowser.open(link)
+                #os.system("start " + link)
                 return
         else:
             pass