MainWindow: Try fix backup saved for multi scenario.

src/Model/Study.py

@@ -126,15 +126,12 @@ class Study(SQLModel):
 
         is_new = False
         fname = fname + "." + str(self._old_save_id)
-        if os.path.exists(self.filename) and ".backup" not in self.filename:
+        if os.path.exists(self.filename):
             filename = os.path.join(fdir, "_PAMHYR_", "__old__", fname)
             logger.debug(f"Backup previous version copy: {filename}")
             shutil.copy(self.filename, filename)
             self._old_save_id += 1
 
-        if ".backup" in self.filename:
-            is_new = True
-
         if not os.path.exists(self.filename):
             is_new = True
 

src/View/MainWindow.py

@@ -19,6 +19,7 @@
 import os
 import sys
 import time
+import shutil
 import logging
 import subprocess
 from queue import Queue
@@ -784,26 +785,16 @@ class ApplicationWindow(QMainWindow, ListedSubWindow, WindowToolKit):
             self.conf.set_last_study(file_name)
         else:
             file_name = self._study.filename + ".backup"
+            shutil.copyfile(old, file_name)
 
         self._study.filename = file_name
 
         try:
-            # sql_request_count = self._study.sql_save_request_count()
-            # progress = QProgressDialog(
-            #     "Backup...", None,
-            #     0, sql_request_count,
-            #     parent=self
-            # )
-            # progress.setWindowModality(Qt.WindowModal)
-            # progress.setValue(0)
-
             status = f"Backup ({file_name})..."
             logger.info(status)
             self.statusbar.showMessage(status, 3000)
 
-            self._study.save(
+            self._study.save()
-                # progress=lambda: progress.setValue(progress.value() + 1)
-            )
 
             status += " Done"
             logger.info(status)