code: def test_help_pattern(capsys):
      import holoviews.plotting.bokeh  # noqa
  
      hv.help(hv.Curve, pattern="border")
      captured = capsys.readouterr()
      assert "\x1b[43;1;30mborder\x1b[0m" in captured.out
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_help_pattern(capsys) without return types