code: def test_expand_last_dim_return_tensor_with_more_dims(tmp_path):
      layer = layer_module.ExpandLastDim()
  
      tensor = layer(tf.constant([0.1, 0.2], dtype=tf.float32))
  
      assert 2 == len(tensor.shape.as_list())
  
file_path: autokeras/autokeras/keras_layers_test.py
imports: import os
  import numpy
  import tensorflow
  from tensorflow import keras
  from autokeras import keras_layers
label_desc: Use image node_id 7 for calling a global function with example usage: test_expand_last_dim_return_tensor_with_more_dims(tmp_path) without return types