Index: engine/engine.py
===================================================================
diff -u -rd711fdaf5fdcd83ec84ec7a05965768429483c29 -r552cde1b884edc9f5fc7c1930b7cc39e3fd4bbe9
--- engine/engine.py	(.../engine.py)	(revision d711fdaf5fdcd83ec84ec7a05965768429483c29)
+++ engine/engine.py	(.../engine.py)	(revision 552cde1b884edc9f5fc7c1930b7cc39e3fd4bbe9)
@@ -19,11 +19,6 @@
     and can be eventually shown.
     Note: this class is growing fast and seems like needs to be multiple classes
     """
-    mdiArea: QtWidgets.QMdiArea
-    menuBar: QtWidgets.QMenuBar
-    menuWindows: QtWidgets.QMenu
-    lblStatusCANBus: QtWidgets.QLabel
-    lblStatusMessages: QtWidgets.QLabel
 
     plugins = []
 
@@ -38,12 +33,12 @@
         initializes the class by calling it's initializer methods to make objects ready
         :return: none
         """
-        self.lblStatusCANBus = self.find_label('lblStatusCANBus')
-        self.lblStatusMessages = self.find_label('lblStatusMessages')
-        self.mdiArea = self.find_widget(QtWidgets.QMdiArea, 'mdiArea')
-        self.menuBar = self.find_widget(QtWidgets.QMenuBar, 'menuBar')
-        self.menuWindows = self.find_widget(QtWidgets.QMenu, 'menuWindows')
-        self.action_show_all = self.find_action('actionShowAll')
+        self.lblStatusCANBus    = self.find_widget(QtWidgets.QLabel     , 'lblStatusCANBus')
+        self.lblStatusMessages  = self.find_widget(QtWidgets.QLabel     , 'lblStatusMessages')
+        self.mdiArea            = self.find_widget(QtWidgets.QMdiArea   , 'mdiArea')
+        self.menuBar            = self.find_widget(QtWidgets.QMenuBar   , 'menuBar')
+        self.menuWindows        = self.find_widget(QtWidgets.QMenu      , 'menuWindows')
+        self.action_show_all    = self.find_widget(QtWidgets.QAction    , 'actionShowAll')
 
     def _init_widgets(self):
         pass