densityplot.py 文件源码

def set_defaults(self):
        self.options["color_palette"] = "Paired"
        if self._levels:
            self.options["color_number"] = len(self._levels[-1])
        else:
            self.options["color_number"] = 1

        if len(self._number_columns) == 0:
            raise VisualizationInvalidDataError

        if len(self._number_columns) == 1:
            if self.cumulative:
                self.options["label_y_axis"] = "Cumulative probability"
            else:
                self.options["label_y_axis"] = "Density"
        else:
            self.options["label_y_axis"] = self._number_columns[-2]
        self.options["label_x_axis"] = self._number_columns[-1]

        if len(self._groupby) == 1:
            self.options["label_legend"] = self._groupby[-1]

        super(Visualizer, self).set_defaults()