code: def test_basic(self):
      g = Graph.Ring(5)
      fig = go.Figure()
      plot(g, target=fig, layout=self.layout_small_ring)
      return fig
  
imports: import unittest
  from igraph import Graph, plot, VertexClustering
label_desc: Use image node_id 3 for calling the GraphTestRunner obj's underlying member method code with example usage: obj.test_basic() and returns: fig