code: def setUp(self):
      super().setUp()
      self.model = os.path.join(self.get_temp_dir(), "model")
      tf.saved_model.save(TextEmbedding(), self.model)
      self.model_returning_dicts = os.path.join(
          self.get_temp_dir(), "model_returning_dicts"
      )
      tf.saved_model.save(
          TextEmbedding(returns_dict=True), self.model_returning_dicts
      )
  
imports: import logging
  import os
  import numpy
  import tensorflow.compat.v2
  import tensorflow_hub
  from tensorflow.python.feature_column import feature_column_v2
  from tensorflow.python.ops.lookup_ops import HashTable
  from tensorflow.python.ops.lookup_ops import KeyValueTensorInitializer
label_desc: Use image node_id 1 for calling the TextEmbeddingColumnTest obj's underlying member method code with example usage: obj.setUp() without return types