fixed circular import
fixed circular import

ssssam/rdflib,RDFLib/rdflib,ssssam/rdflib,marma/rdflib,dbs/rdflib,ssssam/rdflib,marma/rdflib,dbs/rdflib,avorio/rdflib,RDFLib/rdflib,marma/rdflib,marma/rdflib,armandobs14/rdflib,ssssam/rdflib,yingerj/rdflib,RDFLib/rdflib,avorio/rdflib,RDFLib/rdflib,avorio/rdflib,avorio/rdflib,armandobs14/rdflib,armandobs14/rdflib,yingerj/rdflib,dbs/rdflib,dbs/rdflib,yingerj/rdflib,armandobs14/rdflib,yingerj/rdflib