updated constructor

openlp/core/ui/servicemanager.py

@@ -61,7 +61,7 @@ class ServiceManagerList(QtGui.QTreeWidget):
         """
         Constructor
         """
-        QtGui.QTreeWidget.__init__(self, parent)
+        super(ServiceManagerList, self).__init__(parent)
         self.serviceManager = serviceManager
 
     def keyPressEvent(self, event):

openlp/core/ui/shortcutlistform.py

@@ -52,7 +52,7 @@ class ShortcutListForm(QtGui.QDialog, Ui_ShortcutListDialog):
         """
         Constructor
         """
-        QtGui.QDialog.__init__(self, parent)
+        super(ShortcutListForm, self).__init__(parent)
         self.setupUi(self)
         self.changedActions = {}
         self.action_list = ActionList.get_instance()

openlp/core/ui/slidecontroller.py

@@ -90,7 +90,7 @@ class SlideController(DisplayController):
         """
         Set up the Slide Controller.
         """
-        DisplayController.__init__(self, parent, is_live)
+        super(SlideController, self).__init__(parent, is_live)
         Registry().register_function(u'bootstrap_post_set_up', self.screen_size_changed)
         self.screens = ScreenList()
         try:

openlp/core/ui/wizard.py

@@ -96,7 +96,7 @@ class OpenLPWizard(QtGui.QWizard):
         """
         Constructor
         """
-        QtGui.QWizard.__init__(self, parent)
+        super(OpenLPWizard, self).__init__(parent)
         self.plugin = plugin
         self.with_progress_page = add_progress_page
         self.setObjectName(name)

openlp/plugins/alerts/forms/alertform.py

@@ -46,6 +46,7 @@ class AlertForm(QtGui.QDialog, Ui_AlertDialog):
         self.manager = plugin.manager
         self.plugin = plugin
         self.item_id = None
+        # TODO: Use Registry()
         super(AlertForm, self).__init__(self.plugin.main_window)
         self.setupUi(self)
         self.display_button.clicked.connect(self.on_display_clicked)

openlp/plugins/alerts/lib/alertsmanager.py

@@ -48,7 +48,7 @@ class AlertsManager(QtCore.QObject):
     log.info(u'Alert Manager loaded')
 
     def __init__(self, parent):
-        QtCore.QObject.__init__(self, parent)
+        super(AlertsManager, self).__init__(parent)
         Registry().register(u'alerts_manager', self)
         self.timer_id = 0
         self.alert_list = []