code: def test_TransducerDecoder_batch_score():
      decoder = TransducerDecoder(10, rnn_type="lstm")
      batch_state = decoder.init_state(3)
      hyps = [
          Hypothesis(
              score=0.0,
              yseq=[0],
              dec_state=decoder.select_state(batch_state, 0),
          )
      ]
  
      _, _, _ = decoder.batch_score(hyps, batch_state, {}, True)
  
file_path: espnet/test/espnet2/asr/decoder/test_transducer_decoder.py
imports: import pytest
  import torch
  from espnet2.asr.decoder.transducer_decoder import TransducerDecoder
  from espnet2.asr.transducer.beam_search_transducer import Hypothesis
label_desc: Use image node_id 4 for calling a global function with example usage: test_TransducerDecoder_batch_score() without return types