def sort(self):
        """
        *sort the workspace or individual taskpaper document via the workflow tags found in the settings file*

        **Usage:**

            To sort all of the taskpaper documents in the workspace via the workflow tag set with the settings file, for example:

            .. code-block:: yaml

                workflowTags: "@due, @flag, @hold, @next, @someday, @wait" 

            use the ``sort()`` method:

            .. code-block:: python 

                ws.sort()
        """
        self.log.info('starting the ``sort`` method')

        for f in self.taskpaperFiles:
            self._sort_tp_file(f)

        self.log.info('completed the ``sort`` method')
        return None