code: def test_list_append_tf(self):
      a = constant(3.0)
      l = tl.TensorList(a.shape, a.dtype)
      l.append(a)
      c1 = l.count()
      l.append(a)
      c2 = l.count()
      _ = l.pop()
      c3 = l.count()
      a2 = l.pop()
      c4 = l.count()
      c1, c2, c3, c4, a, a2 = self.evaluate([c1, c2, c3, c4, a, a2])
      self.assertEqual(c1, 1)
      self.assertEqual(c2, 2)
      self.assertEqual(c3, 1)
      self.assertEqual(c4, 0)
      self.assertEqual(a, a2)
  
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 5 for calling the TensorListTest obj's underlying member method code with example usage: obj.test_list_append_tf() without return types