    def frame_update_count(self):
        """
        The number of frames before this Layout should be updated.
        """
        result = 1000000
        for column in self._columns:
            for widget in column:
                if widget.frame_update_count > 0:
                    result = min(result, widget.frame_update_count)
        return result
The number of frames before this Layout should be updated.
asciimatics/widgets/layout.py