books/frappe/models/index.js

import NumberSeries from './doctype/NumberSeries/NumberSeries.js';
import PatchRun from './doctype/PatchRun/PatchRun.js';
import PrintFormat from './doctype/PrintFormat/PrintFormat.js';
import SingleValue from './doctype/SingleValue/SingleValue.js';
import SystemSettings from './doctype/SystemSettings/SystemSettings.js';

export default {
  NumberSeries,
  PrintFormat,
  SingleValue,
  SystemSettings,
  PatchRun,
};