Finalize executes any subclass-specific axes finalization steps.
        The user calls poof and poof calls finalize.

        Parameters
        ----------
        kwargs: generic keyword arguments.

def finalize(self, **kwargs):
        """
        Finalize executes any subclass-specific axes finalization steps.
        The user calls poof and poof calls finalize.

        Parameters
        ----------
        kwargs: generic keyword arguments.

        """
        # Set the title and add the legend
        self.set_title('ROC Curves for {}'.format(self.name))
        self.ax.legend(loc='lower right', frameon=True)

        # Set the limits for the ROC/AUC (always between 0 and 1)
        self.ax.set_xlim([0.0, 1.0])
        self.ax.set_ylim([0.0, 1.0])

        # Set x and y axis labels
        self.ax.set_ylabel('True Postive Rate')
        self.ax.set_xlabel('False Positive Rate')