code: def test_bool_list_io(self):
      @torch.jit.script
      def stuff4(x):
          # type: (List[bool]) -> Tuple[List[bool], List[bool], List[List[bool]]]
          return x, [True, False], [[True]]
  
      li_1, li_2, li_3 = stuff4([True])
      li_3 = li_3[0]
      for li in [li_1, li_2, li_3]:
          self.assertTrue(type(li[0]) == bool)
  
imports: import os
  import sys
  import torch
  from torch.testing._internal.jit_utils import JitTestCase, make_global
  from torch.testing._internal.common_utils import IS_WINDOWS
  from collections import namedtuple
  from typing import List, Tuple, Dict, NamedTuple
label_desc: Use image node_id 11 for calling the TestTyping obj's underlying member method code with example usage: obj.test_bool_list_io() and returns: x,  list,  list