chunk_content: pply the preprocess_function to the dataset. You can remove the unprocessed columns since the model doesn’t need them anymore:
  
  
  	Copied
  processed_datasets = dataset.map(
      preprocess_function,
      batched=True,
      num_proc=1,
      remove_columns=dataset["train"].column_names,
      load_from_cache_file=False,
      desc="Running tokenizer on dataset",
  )
  Create a DataLoader from the train and eval datasets. Set pin_memory=True to speed up the dat