  from nose.tools import assert_equal, assert_raises
  
  
  class TestInvertTree(object):
  
      def test_invert_tree(self):
          root = Node(5)
          bst = InverseBst(root)
          node2 = bst.insert(2)
 
</s> remove from nose.tools import assert_equal, assert_raises
 </s> add import unittest </s> remove class TestBstSecondLargest(object):
 </s> add class TestBstSecondLargest(unittest.TestCase): </s> remove from nose.tools import assert_equal, assert_raises
 </s> add import unittest </s> remove class TestHeight(object):
 </s> add class TestHeight(unittest.TestCase): </s> remove     "class TestInvertTree(object):\n",
 </s> add     "class TestInvertTree(unittest.TestCase):\n",
class TestInvertTree(unittest.TestCase):
  from nose.tools import assert_equal, assert_raises
  
  
class TestInvertTree(unittest.TestCase):
  
      def test_invert_tree(self):
          root = Node(5)
          bst = InverseBst(root)
          node2 = bst.insert(2)
keep keep keep replace keep keep keep keep keep
 #273: Remove nose dependency for graphs_trees/ (#277) 
graphs_trees/invert_tree/test_invert_tree.py