chunk_content: he decode_head parameters are trainable.
  
  Train the model
  	
  Start by defining your training hyperparameters in TrainingArguments. You can change the values of most parameters however
  you prefer. Make sure to set remove_unused_columns=False, otherwise the image column will be dropped, and it’s required here.
  The only other required parameter is output_dir which specifies where to save your model.
  At the end of each epoch, the Trainer will evalua