Author: Michael R. Crusoe <michael.crusoe@gmail.com>
Description: 2.220446049250313e-16 is basically zero
--- python-skbio.orig/skbio/tree/tests/test_nj.py
+++ python-skbio/skbio/tree/tests/test_nj.py
@@ -80,7 +80,7 @@
                          self.expected1_str)
         # what is the correct way to compare TreeNode objects for equality?
         actual_TreeNode = nj(self.dm1)
-        self.assertEqual(actual_TreeNode.compare_tip_distances(
+        self.assertAlmostEqual(actual_TreeNode.compare_tip_distances(
             self.expected1_TreeNode), 0.0)
 
     def test_nj_dm2(self):
