code: def test_not_eulerian(self):
      with pytest.raises(nx.NetworkXError):
          f = list(nx.eulerian_circuit(nx.complete_graph(4)))
  
imports: import collections
  import pytest
  import networkx
label_desc: Use image node_id 5 for calling the TestEulerianCircuit obj's underlying member method code with example usage: obj.test_not_eulerian() without return types