  from nose.tools import assert_equal
  
  
  class TestRotation(object):
  
      def test_rotation(self):
 
</s> remove class TestRotation(object):
 </s> add class TestRotation(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
  
  
  class TestRotation(object):
  
      def test_rotation(self):
replace keep keep keep keep keep
 #273: Remove nose dependency for arrays_strings/ (#274) 
arrays_strings/rotation/test_rotation.py