code: def tops(opts):
      '''
      Returns the tops modules
      '''
      if 'master_tops' not in opts:
          return {}
      whitelist = list(opts['master_tops'].keys())
      ret = LazyLoader(
          _module_dirs(opts, 'tops', 'top'),
          opts,
          tag='top',
          whitelist=whitelist,
      )
      return FilterDictWrapper(ret, '.top'f tops(opts):
      '''
      Returns the tops modules
      '''
      if 'master_tops' not in opts:
          return {}
      whitelist = list(opts['master_tops'].keys())
      ret = LazyLoader(
          _module_dirs(opts, 'tops', 'top'),
          opts,
          tag='top',
          whitelist=whitelist,
      )
      return FilterDictWrapper(ret, '.top')
docs: Returns the tops modules