code: def test_nothing_jitted(self):
      @TinyJit
      def add(a, b):
          return None
  
      with self.assertRaises(AssertionError):
          for _ in range(5):
              a = Tensor.randn(10, 10)
              b = Tensor.randn(10, 10)
              add(a, b)
  
imports: import unittest, functools
  import numpy
  from test.helpers import assert_jit_cache_len
  from tinygrad.tensor import Tensor
  from tinygrad.jit import TinyJit
  from tinygrad.device import Device
  from tinygrad.helpers import CI
label_desc: Use image node_id 6 for calling the TestJit obj's underlying member method code with example usage: obj.test_nothing_jitted() and returns: None