new_contents: 
  CONVERT_ADDRESS = {
      '경기': '경기도',
      '강원': '강원도',
      '충남': '충청남도',
      '충북': '충청북도',
      '전북': '전라북도',
      '전남': '전라남도',
      '경남': '경상남도',
      '경북': '경상북도',
      '인천': '인천광역시'
  }
  
  
  def replace_if_short_address(address):
      short_address = CONVERT_ADDRESS.keys()
      for s_addr in short_address:
          if s_addr in address:
              return address.replace(s_addr, CONVERT_ADDRESS[s_addr])
      return address
  
subject: add utils