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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_position(self, point, reset=False):
 """ sets camera position to a point """

        if isinstance(point, np.ndarray):
            if point.ndim != 1:
                point = point.ravel()
        self.camera.SetPosition(point)
        if reset:
            self.reset_camera()
        self.camera_set = True
        self._render()