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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 save(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. """

        self.get_plot(width, height).savefig(filename, format=image_format)