code: def test_build_batch_sampler_invalid_fold_lengths(shape_files):
      with pytest.raises(ValueError):
          build_batch_sampler(
              batch_bins=60000,
              batch_size=2,
              shape_files=shape_files,
              fold_lengths=[800, 40, 100],
              type="seq",
          )
  
imports: import pytest
  from espnet2.samplers.build_batch_sampler import build_batch_sampler
label_desc: Use image node_id 3 for calling a global function with example usage: test_build_batch_sampler_invalid_fold_lengths(shape_files) without return types