  from nose.tools import assert_equal, assert_raises
  
  
  class TestAnagrams(object):
  
      def test_group_anagrams(self):
 
</s> remove class TestAnagrams(object):
 </s> add class TestAnagrams(unittest.TestCase): </s> remove from nose.tools import assert_equal, assert_raises
 </s> add import unittest </s> remove from nose.tools import assert_equal, assert_raises
 </s> add import unittest </s> remove from nose.tools import assert_equal, assert_raises
 </s> add import unittest </s> remove from nose.tools import assert_equal, assert_raises
 </s> add import unittest
import unittest
import unittest
  
  
  class TestAnagrams(object):
  
      def test_group_anagrams(self):
replace keep keep keep keep keep
 #273: Remove nose dependency for sorting_searching/ (#278) 
sorting_searching/anagrams/test_anagrams.py