networkx/networkx — pull request #1209 by ysitu (2014-07-03 17:39:13+00:00)
Title: Test with IronPython on Travis

While the latest IronPython (2.7.5b2) still has issues that prevents it from correctly executing the entire `networkx`, I think that it is useful for catching unreliable dependence on CPython implementation details (e.g., hashing, `dict` iteration order).