  from nose.tools import assert_equal
  from nose.tools import raises
  
  
  class TestBstSuccessor(object):
  
      @raises(Exception)
      def test_bst_successor_empty(self):
          bst_successor = BstSuccessor()
          bst_successor.get_next(None)
 
</s> remove     @raises(Exception)
 </s> add  </s> remove from nose.tools import assert_equal
from nose.tools import raises
 </s> add import unittest </s> remove from nose.tools import assert_equal
from nose.tools import raises
 </s> add import unittest </s> remove class TestBstValidate(object):
 </s> add class TestBstValidate(unittest.TestCase): </s> remove from nose.tools import assert_equal
from nose.tools import raises
 </s> add import unittest
class TestBstSuccessor(unittest.TestCase):
  from nose.tools import assert_equal
  from nose.tools import raises
  
  
class TestBstSuccessor(unittest.TestCase):
  
      @raises(Exception)
      def test_bst_successor_empty(self):
          bst_successor = BstSuccessor()
          bst_successor.get_next(None)
keep keep keep keep replace keep keep keep keep keep
 #273: Remove nose dependency for graphs_trees/ (#277) 
graphs_trees/bst_successor/test_bst_successor.py