old_contents: import unittest
  
  import blimp
  
  
  class BlimpClientTestCase(unittest.TestCase):
  
      def test_client_init(self):
          with self.assertRaises(TypeError):
              blimp.Client()
  
new_contents: import unittest
  
  import blimp
  
  
  class BlimpClientTestCase(unittest.TestCase):
  
      def test_client_init(self):
          self.assertRaises(TypeError, blimp.Client)
  
subject: Fix test for 2.6