code: def test_multiseries_donut():
      """Test a donut pie chart with multiserie"""
      # this just demos that the multiseries pie does not respect
      # the inner_radius
      chart = Pie(inner_radius=0.3, pretty_print=True)
      chart.title = "Browser usage by version in February 2012 (in %)"
      chart.add("IE", [5.7, 10.2, 2.6, 1])
      chart.add(
          "Firefox", [0.6, 16.8, 7.4, 2.2, 1.2, 1, 1, 1.1, 4.3, 1]
      )
      chart.add("Chrome", [0.3, 0.9, 17.1, 15.3, 0.6, 0.5, 1.6])
      chart.add("Safari", [4.4, 0.1])
      chart.add("Opera", [0.1, 1.6, 0.1, 0.5])
      assert chart.render()
  
label_desc: Use image node_id 2 for calling a global function with example usage: test_multiseries_donut() without return types