old_contents: from numba import autojit, jit
  
  @autojit
  def closure_modulo(a, b):
      @jit('int32()')
      def foo():
          return a % b
      return foo()
  
  print closure_modulo(100, 48)
  
new_contents: from numba import autojit, jit
  
  @autojit
  def closure_modulo(a, b):
      @jit('int32()')
      def foo():
          return a % b
      return foo()
  
  def test_closure_modulo():
      assert closure_modulo(100, 48) == 4
  
  if __name__ == '__main__':
      test_closure_modulo()
  
subject: Fix tests for python 3