code: def test_parameters__repr_html_(parameters):
      """Test _repr_html method to generate HTML table for Parameters class."""
      pars, _, _ = parameters
      repr_html = pars._repr_html_()
  
      assert isinstance(repr_html, str)
      assert (
          '<table class="jp-toc-ignore"><caption>Parameters</caption>'
          in repr_html
      )
  
imports: from copy import copy, deepcopy
  import os
  import pickle
  import numpy
  from numpy.testing import assert_allclose
  import pytest
  import lmfit
  from lmfit.models import VoigtModel
label_desc: Use image node_id 20 for calling a global function with example usage: test_parameters__repr_html_(parameters) without return types