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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 get_selected_object(self):
 """ Gets the selected object in the treeview :return: """

        model, paths = self.tree_view.get_selection().get_selected_rows()
        if len(paths) == 1:
            return self.tree_store.get_iter(paths[0]), paths[0]
        else:
            return None, paths