lets be py2.5 friendly
lets be py2.5 friendly

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