code: def test_MultpleIterFactory(shuffle):
      iter_factory = MultipleIterFactory(
          build_funcs=[lambda: IterFactory(), lambda: IterFactory()],
          shuffle=shuffle,
      )
      assert [i for i in iter_factory.build_iter(0)] == [
          0,
          1,
          2,
          0,
          1,
          2,
      ]
  
imports: import pytest
  from espnet2.iterators.abs_iter_factory import AbsIterFactory
  from espnet2.iterators.multiple_iter_factory import MultipleIterFactory
label_desc: Use image node_id 1 for calling a global function with example usage: test_MultpleIterFactory(shuffle) without return types