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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 has_creep(self, pos: Union[Point2, Point3, Unit]) -> bool: """ Returns True if there is creep on the grid point. """

        assert isinstance(pos, (Point2, Point3, Unit))
        pos = pos.position.to2.rounded
        return self.state.creep[pos] != 0