code: def test_list_index_python(self):
      with context.eager_mode():
          a = constant(3.0)
          b = constant(2.0)
          l = tl.TensorList(a.shape, a.dtype)
          l.append(a)
          self.assertEqual(l[0].numpy(), a.numpy())
          l[0] = ops.convert_to_tensor(b)
          self.assertEqual(l[0].numpy(), b.numpy())
  
file_path: tensorflow/tensorflow/python/autograph/utils/tensor_list_test.py
imports: from tensorflow.python.autograph.utils import tensor_list
  from tensorflow.python.eager import context
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.framework.constant_op import constant
  from tensorflow.python.ops import list_ops
  from tensorflow.python.ops import tensor_array_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 4 for calling the TensorListTest obj's underlying member method code with example usage: obj.test_list_index_python() without return types