old_contents: # -*- coding: utf-8 -*-
  from typing import Dict, List, Tuple
  
  
  def chunk_parse(
      sent: List[Tuple[str, str]],
      engine="crf", corpus="orchidpp"
      ) -> List[str]:
      from .crfchunk import CRFchunk
      _engine = CRFchunk()
      return _engine.parse(sent)
  
new_contents: # -*- coding: utf-8 -*-
  from typing import Dict, List, Tuple
  
  
  def chunk_parse(
      sent: List[Tuple[str, str]],
      engine="crf", corpus="orchidpp"
  ) -> List[str]:
      from .crfchunk import CRFchunk
      _engine = CRFchunk()
      return _engine.parse(sent)
  
subject: Update chunk.py