code: def test_parse_lists(self):
      self.assertEqual(Stack("a"), parse_composition("a"))
      self.assertEqual(
          Stack("a", "b", "c"), parse_composition(["a", "b", "c"])
      )
      self.assertEqual(
          Stack("a", Fuse("b", "c")),
          parse_composition(["a", ["b", "c"]]),
      )
  
imports: import unittest
  import torch
  import adapters
  from adapters import IA3Config, LoRAConfig, PrefixTuningConfig, SeqBnConfig
  from adapters.composition import Average, BatchSplit, Fuse, Parallel, Split, Stack, parse_composition
  from tests.test_adapter import ids_tensor
  from transformers import BertConfig, BertForSequenceClassification
  from transformers.testing_utils import require_torch, torch_device
label_desc: Use image node_id 1 for calling the AdapterCompositionParsingTest obj's underlying member method code with example usage: obj.test_parse_lists() without return types