<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def surface(self, zdata, **kwargs):
 """Show a 3D surface plot. Extra keyword arguments are passed to `SurfacePlot()`. Parameters zdata : array-like A 2D array of the surface Z values. """

        self._configure_3d()
        surf = scene.SurfacePlot(z=zdata, **kwargs)
        self.view.add(surf)
        self.view.camera.set_range()
        return surf