code: def rfind(values, value):
      
  
      if isinstance(values, STRING_TYPES):
          try:
              return values.rfind(value)
          except TypeError:
              # Python 3 compliance: search for str values in bytearray
              return values.rfind(type(values)(value, DEFAULT_ENCODING))
      else:
          try:
              return len(values) - 1 - values[::-1].index(value)
          except (TypeError, ValueError):
              return -1
docs: :return: the highest index in values where value is found, or -1