chunk_content: ecause that is the expected name for the labels by models in the 🤗 Transformers library.
  
  
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  tokenized_datasets = dataset.map(
      tokenize_function,
      batched=True,
      remove_columns=["idx", "sentence1", "sentence2"],
  )
  
  tokenized_datasets = tokenized_datasets.rename_column("label", "labels")
  Create a collator function with DataCollatorWithPadding to pad the examples in the batches to the longest sequence in the batch:
  
  
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  data_