Resizes the widget.

        :param int width:
            The width of the widget.

        :param int height:
            The height of the widget.

def resize(self, width, height):
        """
        Resizes the widget.

        :param int width:
            The width of the widget.

        :param int height:
            The height of the widget.
        """
        self._width = width
        self._height = height
        if width != "fill":
            self._set_tk_config("width", width)
        if height != "fill":
            self._set_tk_config("height", height)
        if width == "fill" or height == "fill":
            self.master.display_widgets()