code: def test_krackhardt_load(self):
      G = self.K
      c = nx.load_centrality(G)
      d = {
          0: 0.023,
          1: 0.023,
          2: 0.000,
          3: 0.102,
          4: 0.000,
          5: 0.231,
          6: 0.231,
          7: 0.389,
          8: 0.222,
          9: 0.000,
      }
      for n in sorted(G):
          assert c[n] == pytest.approx(d[n], abs=1e-3)
  
imports: import pytest
  import networkx
label_desc: Use image node_id 8 for calling the TestLoadCentrality obj's underlying member method code with example usage: obj.test_krackhardt_load() without return types