code: def test_node_numbers(self):
      assert len(self.G.nodes()) == self.n
      assert len(self.T) < 7
      assert len(self.M) == round(self.n * 0.15)
      assert len(self.CP) == round(self.n * 0.05)
      numb = self.n - len(self.T) - len(self.M) - len(self.CP)
      assert len(self.C) == numb
  
file_path: networkx/networkx/generators/tests/test_internet_as_graphs.py
imports: from pytest import approx
  from networkx import is_connected, neighbors
  from networkx.generators.internet_as_graphs import random_internet_as_graph
label_desc: Use image node_id 5 for calling the TestInternetASTopology obj's underlying member method code with example usage: obj.test_node_numbers() without return types