code: def _get_values(self, rdn):
          
  
          output = {}
          [output.update([(ntv['type'].native, ntv.prepped_value)]) for ntv in rdn]
          return output
docs: Returns a dict of prepped values contained in an RDN
  
          :param rdn:
              A RelativeDistinguishedName object
  
          :return:
              A dict object with unicode strings of NameTypeAndValue value field
              values that have been prepped for comparison