code: def roster(opts, runner=None, utils=None, whitelist=None):
      '''
      Returns the roster modules
      '''
      return LazyLoader(
          _module_dirs(opts, 'roster'),
          opts,
          tag='roster',
          whitelist=whitelist,
          pack={
              '__runner__': runner,
              '__utils__': utils,
          },
      f roster(opts, runner=None, utils=None, whitelist=None):
      '''
      Returns the roster modules
      '''
      return LazyLoader(
          _module_dirs(opts, 'roster'),
          opts,
          tag='roster',
          whitelist=whitelist,
          pack={
              '__runner__': runner,
              '__utils__': utils,
          },
      )
docs: Returns the roster modules