Merge branch 'NoSaveWithoutPath' into 'master'

Better saving

See merge request !14

mvc/controller.py

@@ -68,7 +68,7 @@ class ControllerClass:
                                               "Run comparison first!"
         else:
             save_path = self.obtain_saving_path_txt()
-            if save_path != "":
+            if save_path != ".txt":
                 self.model.save_txt(save_path)
                 self.view.message_label["text"] = 'Successfully saved file'