def test6(self):
     self.assertEqual(english_plural_3.pluralize('vacancy'), 'vacancies')
 def test5(self):
     self.assertEqual(english_plural_3.pluralize('toy'), 'toys')
 def test4(self):
     self.assertEqual(english_plural_3.pluralize('cheetah'), 'cheetahs')
 def test3(self):
     self.assertEqual(english_plural_3.pluralize('coach'), 'coaches')
 def test2(self):
     self.assertEqual(english_plural_3.pluralize('fox'), 'foxes')
 def test1(self):
     self.assertEqual(english_plural_3.pluralize('computer'), 'computers')