The finalize method executes any subclass-specific axes
        finalization steps. The user calls poof & poof calls finalize.
        Parameters
        ----------
        kwargs: generic keyword arguments.

def finalize(self, **kwargs):
        """
        The finalize method executes any subclass-specific axes
        finalization steps. The user calls poof & poof calls finalize.
        Parameters
        ----------
        kwargs: generic keyword arguments.
        """

        self.ax.set_ylim(-1, len(self.indexed_words_))
        self.ax.set_title("Lexical Dispersion Plot")
        self.ax.set_xlabel("Word Offset")
        self.ax.grid(False)

        # Add the legend outside of the figure box.
        if not all(self.classes_ == np.array([self.NULL_CLASS])):
            box = self.ax.get_position()
            self.ax.set_position([box.x0, box.y0, box.width * 0.8, box.height])
            self.ax.legend(loc='center left', bbox_to_anchor=(1, 0.5))