old_contents: #!/usr/bin/env python
  from nose.tools import *
  import networkx as nx
  from itertools import combinations
  
  def test_overlaping_K5():
      G = nx.Graph()
      G.add_edges_from(combinations(range(5), 2)) # Add a five clique
      G.add_edges_from(combinations(range(2,7), 2)) # Add another five clique
      c = list(nx.k_clique_communities(G, 4))
      assert_equal(c,[frozenset({0, 1, 2, 3, 4, 5, 6})])
      c= list(nx.k_clique_communities(G, 5))
      assert_equal(c,[])
  
  
new_contents: #!/usr/bin/env python
  from nose.tools import *
  import networkx as nx
  from itertools import combinations
  
  def test_overlaping_K5():
      G = nx.Graph()
      G.add_edges_from(combinations(range(5), 2)) # Add a five clique
      G.add_edges_from(combinations(range(2,7), 2)) # Add another five clique
      c = list(nx.k_clique_communities(G, 4))
      assert_equal(c,[frozenset([0, 1, 2, 3, 4, 5, 6])])
      c= list(nx.k_clique_communities(G, 5))
      assert_equal(c,[])
  
  
subject: fix python 2/3 issue in test Addresses #652