from nose.tools import * import networkx as nx def test_unionfind(): # Fixed by: 2cddd5958689bdecdcd89b91ac9aaf6ce0e4f6b8 # Previously (in 2.x), the UnionFind class could handle mixed types. # But in Python 3.x, this causes a TypeError such as: # TypeError: unorderable types: str() > int() # # Now we just make sure that no exception is raised. x = nx.utils.UnionFind() x.union(0, 'a')