code: def _create_inputs_inference():
      source_wav = torch.rand(16000)
      target_wav = torch.rand(16000)
      return source_wav, target_wav
  
imports: import os
  import unittest
  import torch
  from tests import get_tests_input_path
  from TTS.vc.configs.freevc_config import FreeVCConfig
  from TTS.vc.models.freevc import FreeVC
label_desc: Use image node_id 2 for calling the TestFreeVC obj's underlying member method code with example usage: obj._create_inputs_inference() and returns: source_wav,  target_wav