code: def test_planar_layout_non_planar_input(self):
      G = nx.complete_graph(9)
      pytest.raises(nx.NetworkXException, nx.planar_layout, G)
  
imports: import pytest
  import networkx
label_desc: Use image node_id 9 for calling the TestLayout obj's underlying member method code with example usage: obj.test_planar_layout_non_planar_input() without return types