code: def test_absent_source_goldberg_radzik(self):
      with pytest.raises(nx.NodeNotFound):
          G = nx.path_graph(2)
          nx.goldberg_radzik(G, 3, 0)
  
imports: import pytest
  import networkx
  from networkx.utils import pairwise
label_desc: Use image node_id 3 for calling the TestBellmanFordAndGoldbergRadzik obj's underlying member method code with example usage: obj.test_absent_source_goldberg_radzik() without return types