code: def test_simple_add_X(self):
      return self._test_simple_add_axis(0, None)
  
imports: import functools
  import unittest
  from tinygrad import Tensor, Device, nn, GlobalCounters
  from tinygrad.device import _BufferCopy
  from tinygrad.helpers import CI
  from tinygrad.jit import TinyJit
  from tinygrad.nn.state import get_parameters
  import numpy
label_desc: Use image node_id 9 for calling the TestMultiTensor obj's underlying member method code with example usage: obj.test_simple_add_X() and returns: self