  from nose.tools import assert_equal
  from nose.tools import assert_true
  
  
  class TestBuildOrder(object):
  
      def __init__(self):
 
</s> remove class TestBuildOrder(object):
 </s> add class TestBuildOrder(unittest.TestCase): </s> remove from nose.tools import assert_equal
 </s> add import unittest </s> remove from nose.tools import assert_equal
 </s> add import unittest </s> remove from nose.tools import assert_equal
 </s> add import unittest </s> remove from nose.tools import assert_equal
 </s> add import unittest
import unittest
import unittest
import unittest
  
  
  class TestBuildOrder(object):
  
      def __init__(self):
replace replace keep keep keep keep keep
 #273: Remove nose dependency for graphs_trees/ (#277) 
graphs_trees/graph_build_order/test_build_order.py