old_contents: import unittest
  import multiprocessing
  import time
  
  
  class TestPrograms(unittest.TestCase):
  
      def program_helper(self, func, params=dict()):
          self.process = multiprocessing.Process(target=func, args=(params,))
          self.process.start()
          time.sleep(1)
          self.process.terminate()
  
      def test_program_ascii_text(self):
          from app.programs.ascii_text import run
          self.program_helper(run, { "text": "Hello World" }) 
  
      def test_cheertree(self):
          from app.programs.cheertree import run
          self.program_helper(run)
  
      def test_crss(self):
          from app.programs.cross import run
          self.program_helper(run)
  
      def test_demo(self):
          from app.programs.demo import run
          self.program_helper(run)
  
      def test_dna(self):
          from app.programs.dna import run
          self.program_helper(run)
  
      def test_game_of_life(self):
          from app.programs.game_of_life import run
          self.program_helper(run)
  
      def test_dna(self):
          from app.programs.dna import run
          self.program_helper(run)
  
      def test_program_matrix(self):
          from app.programs.matrix import run
          self.program_helper(run)
  
      def test_psychedelia(self):
          from app.programs.psychedelia import run
          self.program_helper(run)
  
      def test_rain(self):
          from app.programs.rain import run
          self.program_helper(run)
  
      def test_rainbow(self):
          from app.programs.rainbow import run
          self.program_helper(run)
  
      def test_random_blinky(self):
          from app.programs.random_blinky import run
          self.program_helper(run)
  
      def test_random_sparkles(self):
          from app.programs.random_sparkles import run
          self.program_helper(run)
  
      def test_simple(self):
          from app.programs.simple import run
          self.program_helper(run)
  
      def test_snow(self):
          from app.programs.snow import run
          self.program_helper(run)
  
      def test_trig(self):
          from app.programs.trig import run
          self.program_helper(run)
  
  
  if __name__ == '__main__':
      unittest.main()
new_contents: import unittest
  import multiprocessing
  import time
  
  
  class TestPrograms(unittest.TestCase):
  
      def program_helper(self, func, params=dict()):
          self.process = multiprocessing.Process(target=func, args=(params,))
          self.process.start()
          time.sleep(1)
          self.process.terminate()
  
      def test_program_ascii_text(self):
          from app.programs.ascii_text import run
          self.program_helper(run, { "text": "Hello World" }) 
  
      def test_cheertree(self):
          from app.programs.cheertree import run
          self.program_helper(run)
  
      def test_cross(self):
          from app.programs.cross import run
          self.program_helper(run)
  
      def test_demo(self):
          from app.programs.demo import run
          self.program_helper(run)
  
      def test_dna(self):
          from app.programs.dna import run
          self.program_helper(run)
  
      def test_game_of_life(self):
          from app.programs.game_of_life import run
          self.program_helper(run)
  
      def test_dna(self):
          from app.programs.dna import run
          self.program_helper(run)
  
      def test_program_matrix(self):
          from app.programs.matrix import run
          self.program_helper(run)
  
      def test_psychedelia(self):
          from app.programs.psychedelia import run
          self.program_helper(run)
  
      def test_rain(self):
          from app.programs.rain import run
          self.program_helper(run)
  
      def test_rainbow(self):
          from app.programs.rainbow import run
          self.program_helper(run)
  
      def test_random_blinky(self):
          from app.programs.random_blinky import run
          self.program_helper(run)
  
      def test_random_sparkles(self):
          from app.programs.random_sparkles import run
          self.program_helper(run)
  
      def test_simple(self):
          from app.programs.simple import run
          self.program_helper(run)
  
      def test_snow(self):
          from app.programs.snow import run
          self.program_helper(run)
  
      def test_trig(self):
          from app.programs.trig import run
          self.program_helper(run)
  
  
  if __name__ == '__main__':
      unittest.main()
subject: Fix typo