def save(self):
        tmp_path = self.path + '.tmp'
        with open(tmp_path, 'w') as f:
            f.write(json.dumps(self.body_labels.items()))
        os.rename(tmp_path, self.path)
def testPlotly(self):
        plotter = VoltageProfilePlotter(xaxis="frac_x")
        plotter.add_electrode(self.ie_LTO, "LTO insertion")
        plotter.add_electrode(self.ce_FF, "FeF3 conversion")
        fig = plotter.get_plotly_figure()
        self.assertEqual(fig.layout.xaxis.title.text, "Atomic Fraction of Li")
        plotter = VoltageProfilePlotter(xaxis="x_form")
        plotter.add_electrode(self.ce_FF, "FeF3 conversion")
        fig = plotter.get_plotly_figure()
        self.assertEqual(fig.layout.xaxis.title.text, "x in Li<sub>x</sub>FeF3")

        plotter.add_electrode(self.ie_LTO, "LTO insertion")
        fig = plotter.get_plotly_figure()
        self.assertEqual(fig.layout.xaxis.title.text, "x Workion Ion per Host F.U.")