def preferences_menu(self):
settings_action = QtWidgets.QAction(QtGui.QIcon('assets/icons/config.png'), '&Settings', self)
settings_action.setStatusTip('Open Settings')
settings_action.setShortcut('Ctrl+Shift+P')
preferences_menu = self.menu_bar.addMenu('Prefere&nces')
preferences_menu.addAction(settings_action)
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