old_contents: import unittest
  
  import jeni
  
  from test_jeni import BasicInjector
  
  
  class Python2AnnotationTestCase(unittest.TestCase):
      def test_annotate_without_annotations(self):
          def fn(hello):
              "unused"
          self.assertRaises(AttributeError, jeni.annotate, fn)
  
  
  if __name__ == '__main__': unittest.main()
  
new_contents: import unittest
  
  import jeni
  
  
  class Python2AnnotationTestCase(unittest.TestCase):
      def test_annotate_without_annotations(self):
          def fn(hello):
              "unused"
          self.assertRaises(AttributeError, jeni.annotate, fn)
  
  
  if __name__ == '__main__': unittest.main()
  
subject: Clean up flake.