def METHOD_NAME(self):
    interpolated = self.getKerning_generic()
    kerning_min = self.getKerning_generic()
    kerning_max = self.getKerning_font2()
    interpolated.interpolate(0.515, kerning_min, kerning_max, round=False)
    self.assertEqual(
        interpolated[("public.kern1.X", "public.kern2.X")],
        151.5
    )