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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 on_reset_button(self, _):
 """Reset graph data and display empty graph"""

        for graph in self.visible_graphs.values():
            graph.reset()
        for graph in self.graphs.values():
            try:
                graph.source.reset()
            except NotImplementedError:
                pass
        # Reset clock
        self.clock_view.set_text(ZERO_TIME)

        self.update_displayed_information()