code: def test_FastPitchModel_export_to_onnx(self, fastpitch_model):
      model = fastpitch_model.cuda()
      with tempfile.TemporaryDirectory() as tmpdir:
          filename = os.path.join(tmpdir, "fp.onnx")
          model.export(
              output=filename,
              verbose=True,
              onnx_opset_version=14,
              check_trace=True,
          )
  
file_path: NeMo/tests/collections/tts/test_tts_exportables.py
imports: import os
  import tempfile
  import pytest
  import torch
  from omegaconf import OmegaConf
  from nemo.collections.tts.models import FastPitchModel, HifiGanModel, RadTTSModel
  from nemo.utils.app_state import AppState
label_desc: Use image node_id 1 for calling the TestExportable obj's underlying member method code with example usage: obj.test_FastPitchModel_export_to_onnx(fastpitch_model) without return types