code: def test_smoke_test_random_graphs(self):
      gn_graph(100)
      gnr_graph(100, 0.5)
      gnc_graph(100)
      scale_free_graph(100)
  
      gn_graph(100, seed=42)
      gnr_graph(100, 0.5, seed=42)
      gnc_graph(100, seed=42)
      scale_free_graph(100, seed=42)
  
file_path: networkx/networkx/generators/tests/test_directed.py
imports: import pytest
  import networkx
  from networkx.classes import Graph, MultiDiGraph
  from networkx.generators.directed import gn_graph, gnc_graph, gnr_graph, random_k_out_graph, random_uniform_k_out_graph, scale_free_graph
label_desc: Use image node_id 1 for calling the TestGeneratorsDirected obj's underlying member method code with example usage: obj.test_smoke_test_random_graphs() without return types