code: def test_invalid_style(self):
      markdown_string = """
          # one slide
          """
  
      self.assertRaisesRegex(
          PlotlyError,
          chart_studio.presentation_objs.presentation_objs.STYLE_ERROR,
          pres.Presentation,
          markdown_string,
          style="foo",
      )
  
file_path: plotly.py/packages/python/chart-studio/chart_studio/tests/test_plot_ly/test_spectacle_presentation/test_spectacle_presentation.py
imports: from __future__ import absolute_import
  from unittest import TestCase
  from _plotly_utils.exceptions import PlotlyError
  import chart_studio
  import chart_studio.presentation_objs
label_desc: Use image node_id 1 for calling the TestPresentation obj's underlying member method code with example usage: obj.test_invalid_style() without return types