code: def _get_input_config(self):
      model_config = self._get_model_config()
      max_input_length = 59
      return {
          "batch_size": 7,
          "max_input_length": max_input_length,
          "num_symbols": model_config["num_symbols"],
          "max_target_length": 45,
          "input_dim": model_config["input_dim"],
          "encoding_dim": model_config["encoding_dim"],
          "joiner_max_input_length": max_input_length
          // model_config["time_reduction_stride"],
          "time_reduction_stride": model_config[
              "time_reduction_stride"
          ],
      }
  
file_path: audio/test/torchaudio_unittest/prototype/rnnt_test_impl.py
imports: import torch
  from torchaudio.prototype.models import conformer_rnnt_model
  from torchaudio_unittest.common_utils import TestBaseMixin, torch_script
label_desc: Use image node_id 1 for calling the ConformerRNNTTestImpl obj's underlying member method code with example usage: obj._get_input_config() and returns: dict