code: def test__plot_stats_input_str():
      reporter = Reporter()
      with pytest.raises(TypeError):
          reporter._plot_stats("aaa", "a")
  
imports: import logging
  import uuid
  from pathlib import Path
  import numpy
  import pytest
  import torch
  from torch.utils.tensorboard import SummaryWriter
  from espnet2.train.reporter import Average, ReportedValue, Reporter, aggregate
label_desc: Use image node_id 29 for calling a global function with example usage: test__plot_stats_input_str() without return types