docs: def outputSaveCallback(self, at_data, **kwargs):
          """
          Test method for outputSaveCallback
  
          Simply writes a file in the output tree corresponding
          to the number of files in the input tree.
          """
          path                = at_data[0]
          d_outputInfo        = at_data[1]
          other.mkdir(self.str_outputDir)
          filesSaved          = 0
          other.mkdir(path)
          if not self.testType:
              str_outfile         = '%s/file-ls.txt'      % path
          else:
              str_outfile         = '%s/file-count.txt'   % path
  
          with open(str_outfile, 'w') as f:
              self.dp.qprint("saving: %s" % (str_outfile), level = 5)
              if not self.testType:
                  f.write('%s`' % self.pp.pformat(d_outputInfo['l_file']))
              else:
                  f.write('%d\n' % d_outputInfo['filesAnalyzed'])
          filesSaved += 1
          
          return {
              'status':       True,
              'outputFile':   str_outfile,
              'filesSaved':   filesSaved
          }