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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_scale_base_xy(self, scale_x_base, scale_y_base):
 """Set stretch factors. Parameters scale_x_base, scale_y_base : float Stretch factors for X and Y, respectively. """

        self.t_.set(scale_x_base=scale_x_base, scale_y_base=scale_y_base)