text: import unittest
  
  
  def split(text, separator=None):
      pass
  
  
  class TestSplit(unittest.TestCase):
  
      def test_split(self):
          result = split("I have failed you Anakin")
          self.assertEqual(result, ["I", "have", "failed", "you", "Anakin"])
  
  
  if __name__ == "__main__":
      unittest.main()
  