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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def show_shortcuts(self, menu):

 """Show action shortcuts in menu"""

        for element in getattr(self, menu + '_menu_actions'):
            if element and isinstance(element, QAction):
                if element._shown_shortcut is not None:
                    element.setShortcut(element._shown_shortcut)