code: def test_florentine_families():
      G = nx.florentine_families_graph()
      for flow_func in flow_funcs:
          kwargs = {"flow_func": flow_func}
          errmsg = f"Assertion failed in function: {flow_func.__name__}"
          # edge disjoint paths
          edge_dpaths = list(
              nx.edge_disjoint_paths(G, "Medici", "Strozzi", **kwargs)
          )
          assert are_edge_disjoint_paths(G, edge_dpaths), errmsg
          assert nx.edge_connectivity(G, "Medici", "Strozzi") == len(
              edge_dpaths
          ), errmsg
          # node disjoint paths
          node_dpaths = list(
              nx.node_disjoint_paths(G, "Medici", "Strozzi", **kwargs)
          )
          assert are_node_disjoint_paths(G, node_dpaths), errmsg
          assert nx.node_connectivity(G, "Medici", "Strozzi") == len(
              node_dpaths
          ), errmsg
  
imports: import pytest
  import networkx
  from networkx.algorithms import flow
  from networkx.utils import pairwise
label_desc: Use image node_id 5 for calling a global function with example usage: test_florentine_families() without return types