human
5.2 Serving function

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Write me a the Python program you requested?
assistant
#Here is the Python program you requested.
def generate_serving_input_fn():
    
    def _serving_fn():
    
        receiver_tensor = {
          'title': tf.placeholder(dtype=tf.string, shape=[None])
        }

        return tf.estimator.export.ServingInputReceiver(
            receiver_tensor, receiver_tensor)
    
    return _serving_fn