def METHOD_NAME(self):
    x = numpy.outer(numpy.linspace(-10, 10, 200),
                    numpy.linspace(-5, 5, 150))
    image = numpy.sin(x) / x
    image = image * 10 + numpy.random.rand(*image.shape)
    self.plot.addImage(image)
    self.dataLayout.setCurrentWidget(self.plot)