code: def testSubtypeOfDimlessShape(self):
      type_1 = tensor_shape.TensorShape([None, None, None])
      type_2 = tensor_shape.TensorShape([1, 2, 3])
      self.assertNotEqual(type_1, type_2)
      self.assertFalse(type_1.is_subtype_of(type_2))
      self.assertTrue(type_2.is_subtype_of(type_1))
  
imports: from absl.testing import parameterized
  from tensorflow.core.framework import tensor_shape_pb2
  from tensorflow.core.function import trace_type
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import tensor_shape
  from tensorflow.python.framework import test_util
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 4 for calling the TraceTypeTest obj's underlying member method code with example usage: obj.testSubtypeOfDimlessShape() without return types