code: def create_files():
      for i in range(len(names)):
          wave = generate_waveforms(lengths[i], freqs[i])
          wave = (wave * 32767).round().astype(np.int16)
          scipy.io.wavfile.write(names[i], rates[i], wave)
  
file_path: DALI/dali/test/python/operator_1/test_audio_resample.py
imports: import numpy
  import scipy.io.wavfile
  from nvidia.dali import fn, pipeline_def, types
  from test_audio_decoder_utils import generate_waveforms
  from test_utils import check_batch, dali_type_to_np, as_array
label_desc: Use image node_id 1 for calling a global function with example usage: create_files() without return types