Test method for outputSaveCallback

        Simply writes a file in the output tree corresponding
        to the number of files in the input tree.

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
        }