code: def test_encoder_invalid_type():
      with pytest.raises(ValueError):
          BranchformerEncoder(20, input_layer="fff")
  
file_path: espnet/test/espnet2/asr/encoder/test_branchformer_encoder.py
imports: import pytest
  import torch
  from espnet2.asr.encoder.branchformer_encoder import BranchformerEncoder
label_desc: Use image node_id 5 for calling a global function with example usage: test_encoder_invalid_type() without return types