profiles.py 文件源码

def _object_value(self, subject, predicate):
        '''
        Given a subject and a predicate, returns the value of the object

        Both subject and predicate must be rdflib URIRef or BNode objects

        If found, the unicode representation is returned, else None
        '''
        for o in self.g.objects(subject, predicate):
            return unicode(o)
        return None