def METHOD_NAME(self, filename, image_format="eps", width=8, height=6):
    """Save the plot to an image file.
    Args:
        filename: Filename to save to.
        image_format: Format to save to. Defaults to eps.
        width: Width of the plot. Defaults to 8 in.
        height: Height of the plot. Defaults to 6 in.
    """
    self.get_plot(width, height).savefig(filename, format=image_format)