code: def _get_all_taskpaper_files(
              self):
          
          self.log.info('starting the ``_get_all_taskpaper_files`` method')
  
          if self.workspaceRoot:
              from fundamentals.files import recursive_directory_listing
              theseFiles = recursive_directory_listing(
                  log=self.log,
                  baseFolderPath=self.workspaceRoot,
                  whatToList="files"  # all | files | dirs
              )
  
              taskpaperFiles = []
              taskpaperFiles[:] = [f for f in theseFiles if os.path.splitext(f)[
                  1] == ".taskpaper"]
          else:
              taskpaperFiles = [self.taskpaperPath]
  
          self.log.info('completed the ``_get_all_taskpaper_files`` method')
          return taskpaperFiles
docs: *get a list of all the taskpaper filepaths in the workspace*
  
          **Return:**
              - ``taskpaperFiles`` -- a list of paths to all the taskpaper files within the workspace