format code

src/ui/loans.py

@@ -42,10 +42,9 @@ class LoanWindow(QtWidgets.QMainWindow, Ui_MainWindow):
     def selfpass(self):
         pass
 
-
     def insertRow(self, data):
         log.debug(f"Inserting row: {data}")
-        
+
         retdate = ""
         if data.returned_date != "":
             retdate = stringToDate(data.returned_date).toString("dd.MM.yyyy")