code: def preprocess_word_tokenize_dataset(dataset):
      data = {}
      data["train"] = preprocess_word_tokenize_dataset_split(
          dataset["train"]
      )
      data["validation"] = preprocess_word_tokenize_dataset_split(
          dataset["validation"]
      )
      data["test"] = preprocess_word_tokenize_dataset_split(
          dataset["test"]
      )
      return data
  
label_desc: Use image node_id 2 for calling a global function with example usage: preprocess_word_tokenize_dataset(dataset) and returns: data