code: def val_data_creator(config, batch_size):
      val_dataset = input_fn(
          is_training=False,
          data_dir=config["data_dir"],
          batch_size=batch_size,
      )
  
      return val_dataset
  
imports: from zoo.orca import init_orca_context, stop_orca_context
  import os
  import argparse
  import tensorflow
label_desc: Use image node_id 17 for calling a global function with example usage: val_data_creator(config, batch_size) and returns: val_dataset