'Resolves multiple attributes at once for one subject.'

def ResolveMulti(self, subject, attributes, timestamp=None, limit=None, token=None):

    for attribute in attributes:
        (query, args) = self._BuildQuery(subject, attribute, timestamp, limit)
        (result, _) = self.ExecuteQuery(query, args)
        for row in result:
            value = self._Decode(attribute, row['value'])
            (yield (attribute, value, row['timestamp']))
        if limit:
            limit -= len(result)
        if ((limit is not None) and (limit <= 0)):
            break
