code: def text_to_tokens_mask(self, raw_text=None, **kwargs):
      return super().text_to_tokens_mask(**kwargs)
  
file_path: finetune/finetune/target_models/document_labeling.py
imports: import warnings
  from finetune.target_models.sequence_labeling import SequenceLabeler, SequencePipeline
  from finetune.encoding.input_encoder import EncodedOutput
  from finetune.errors import FinetuneError
  from finetune.base_models import DocRep, LayoutLM, XDocBase
  from finetune.util.context_utils import get_context_doc_rep
label_desc: Use image node_id 2 for calling the DocumentPipeline obj's underlying member method code with example usage: obj.text_to_tokens_mask(raw_text) and returns: super