code: def normalize_data_values(type_string, data_value):
      
      _type = parse_type_string(type_string)
      if _type.base == "string":
          if _type.arrlist is not None:
              return tuple((normalize_to_text(value) for value in data_value))
          else:
              return normalize_to_text(data_value)
      return data_value
docs: Decodes utf-8 bytes to strings for abi string values.
  
      eth-abi v1 returns utf-8 bytes for string values.
      This can be removed once eth-abi v2 is required.