code: def test_unnormalized_florentine_families_load(self):
      G = self.F
      c = nx.load_centrality(G, normalized=False)
  
      d = {
          "Acciaiuoli": 0.000,
          "Albizzi": 38.333,
          "Barbadori": 17.000,
          "Bischeri": 19.000,
          "Castellani": 10.000,
          "Ginori": 0.000,
          "Guadagni": 45.667,
          "Lamberteschi": 0.000,
          "Medici": 95.000,
          "Pazzi": 0.000,
          "Peruzzi": 4.000,
          "Ridolfi": 21.333,
          "Salviati": 26.000,
          "Strozzi": 19.333,
          "Tornabuoni": 16.333,
      }
      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 14 for calling the TestLoadCentrality obj's underlying member method code with example usage: obj.test_unnormalized_florentine_families_load() without return types