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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_origin(self, *args):
 """Make sure to redraw whenever the origin moves."""

        if self.origin is None:
            Clock.schedule_once(self.on_origin, 0)
            return
        self.origin.bind(
            pos=self._trigger_repoint,
            size=self._trigger_repoint
        )