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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 set_context_menu(self, context_menu):
 """ Sets the context menu of the tree view. :param context_menu: QMenu """

        self.context_menu = context_menu
        self.context_menu.tree_view = self
        self.context_menu.init_actions()
        for action in self.context_menu.actions():
            self.addAction(action)