  from nose.tools import assert_equal, assert_raises
  
  
  class TestTwoSum(object):
  
      def test_two_sum(self):
 
</s> remove class TestTwoSum(object):
 </s> add class TestTwoSum(unittest.TestCase): </s> remove from nose.tools import assert_equal, assert_raises
 </s> add import unittest </s> remove class TestFizzBuzz(object):
 </s> add class TestFizzBuzz(unittest.TestCase): </s> remove from nose.tools import assert_equal, assert_raises
 </s> add import unittest </s> remove class TestHashMap(object):
 </s> add class TestHashMap(unittest.TestCase):
import unittest
import unittest
  
  
  class TestTwoSum(object):
  
      def test_two_sum(self):
replace keep keep keep keep keep
 #273: Remove nose dependency for arrays_strings/ (#274) 
arrays_strings/two_sum/test_two_sum.py